7. e. For microwave use the W1GHZ transverters look like a good deal. Miniverter-F for 2 meters, also 222 or 432 MHz Phone: +380-505768707. Mar 18, 2004 · Actually with 3 crystals in place my 432/28 S transverter covers between 432-434 and 434-436 MHz with the crystal switch in position 1 With the crystal switch in position 2 it covers 432-434 and 436-438 MHz Because of the broad characteristic of the filters in the OL as well of the 70 cm filters the output power is sufficiently flat between 432 to 438 MHz to drive without any transverter retune a very narrow cavity amplifier with a tube 4CX250B at 300 watt RF output but here to switching the K3 and Microwave Transverters using 144 Mhz IF. It would work the whole 70 cm band at 432 to 437 MHz if your base radio has the 28 to 33 MHz band. 9,36 EUR de frais de livraison. The other party 8 km away used the simple DB6NT 47GHz transverter running the 200 uW and the 32cm dish antenna and the IF on 144 MHz. ALC input. Transverter 2300 / 430 MHz. Other frequency’s may be used within the ranges given for other microwave transverters or transverter schemes. Simple and Cheap . The local oscillator is a STELLEX YIG oscilator with Microwave Modules T432/144R transverter g3zqu #55747 . Trans. 47 GHz 25mW Transverter updated with Arduino controller Elcom PLL by Tecknolt 5KK. 233-239 For 2. Microwave Modules T432/144R transverter g3zqu #55747 . 8 MHz all the way up to 250 GHz! With this transverter board you can operate on the 70 cm band using any type of the HF radio that has the 10 meter band. 25'.  Amateur Radio operators are licensed by the government to transmit signals in selected bands across a broad spectrum from as low as 1. Description. 1 Fig. 47GHz elevation by EA3HMJ Jose. 7, 10. Hi all. uW PLL . Ten-Tec made a 2m transverter kit, model 1210, it doesn’t look like they are made any more. injection - it does not matter until we use the 70cm band for the I. O. The Transverter can handle up to 5 Watts input from either a 144 or 432MHz Transceiver as it has an on board attenuator and RF sensing circuit for switching from RX to TX mode. If you need such transverters then contact with me and ask about. I then graduated from high school in 1982, went to college, got a job, got married, bought a house and had a bunch of kids. 5mW and a DSB-noise figure of 8dB can be achieved. 1. 3, and 24. IF signal goes to the powerful attenuator (25 dB, 5 Watt), which made on six SMD resistors (300 Ohms, 1 Watt). Only an oscillator module with 11736 MHz and a waveguide switch are necessary. There is plenty room for the improvements where at the end you can get the descent 47 GHz transverter. GBPPR Vision #1: EIP 545A Microwave Frequency Counter by GBPPR2. In fact, I use this same board in my 23, 13 and  The Mini-Kits Microwave Transverter Kits are ideal for getting on the higher microwave bands. KUHNE ELECTRONIC GMBH Scheibenacker 3 95180 Berg Germany Tel. 7:42. 9 GHz INPUT 5 9 kHz - 12. •Relay and rigid coax. pdf - 120. The new design v 2. 6Mb) for 10 Meters Ward 3. taking the PA stages, etc. The pictures above were taken of an earlier model; the schematic is of the box currently in use. Apr 18, 2011 · The final decision was to feed the PTT voltage for the transverter to the centre conductor of the common IF coax to the transverter. The number of total « on shelf » ready assemblies were really limited. I was a little disappointed to have missed it. The tinplate box housing the transverter, the IC202 interface module and the microwave coaxial change-over relay were then installed into an Eddystone diecast box (220mm x 145mm x 55mm) which had been pre-drilled and sprayed with silver hammer finish paint. 2013 Les fournisseurs les plus courants sont : Frequency West , California Microwave , Continental Microwave , CTT , CTI , M/A COM , LORAL  12 Apr 2016 For this example, I will use a DownEast Microwave(ii) 1296-28 1296MHz to 28Mhz IF transverter. Future Designs of Microwave Transverters With the increasing use of the general publics communication systems such as Cellular, PCS, WLAN, Blue Tooth, and the future use of the ISM bands, amateur band microwave transverters that were designed 5 years ago will soon ,if not already, become inadequate. 2 GHz. We have a great online selection at the lowest prices with Fast & Free shipping on many items! A transverter for 10. In TX Mode signal goes to the transverter’s input. R75. 3GHz: In Europe there are 3 at least alternative sources of Transverters and kits . 8 VBU C23 C15 C20 XTAL to Vref 1. 1, 432. Mk1 Block Diagram. IF= 28Mhz Including metal enclosure and heatsink. com. They also have no fan that I can see, for cooling. A 575 MHz half LO is generated by a Silicon Labs Si530 chip. 3V, 500mA Vref = 1. for a microwave transverter, or as a source for a beacon amplifier. 0 / 433. 3, 3. The integration of former external components, like e. The 6CM band could be enabled but the available filters have band widths too wide for transverter operation. 7 GHz CU106 with rectangular waveguide or circular waveguide microwave transverter intermediate frequency (IF) use. The IF transverter is easily reconfigured as a single band IF transceiver for popular IF frequencies such as 144. Updated June 2017 . Group www. 1, and 1296. Now including 902 thru 10 GHz . pdf The Monitor Sensors 630m Transverter enables any Amateur Radio Station, equipped with a conventional HF transceiver, immediate, all mode, access to the new 472-479 kHz, 630m band. : +49 (0) 9293 - 800 640 To Order Call: 386-364-5529 19519 78th Ter. There is also a separate receive input which can be used to avoid a relay to switch between receive and transmit chains. MKU 47 G2, Transverter. This document describes a simple circuit based on a PICAXE that can be used to either: • Control one or two Power Amplifiers on different bands • Control one or two transverters Switching between the two external units is as simple as changing bands on the FT-817. They still look a bit rough but of greater importance to me is that they “work” amazing well! The transverter was tested with the IF drive of 1 mW on the 432 MHz from the FT-817nd through the 50 ohms attenuator and with the 6 mW of L. 3 & 4. Both the transverter and the L. 368 MHz A transverter for 10. Endkundenshop main_nav Produkte Meta-Description. Attach this to a modified cell amplifier and you will be in 900MHz heaven. Simple as it can be, SKY-60 double balanced mixer working up to 6GHz with affordable price, new  18 Apr 2011 Initially I was going to develop my microwave activity from my home QTH The final decision was to feed the PTT voltage for the transverter to  12 Apr 2012 AD6IW, Goran Popovic, microwave site with 23cm synthesized transverter. The 144 MHz driving power is approx. QST   March 2002, pp. Transverter’s block scheme is shown on Fig. 3 Watts Converter / Transverter Over 25 years of experience in developing and producing Low Noise Converters, Up-Converters and Transverters are the reason for the superiority of our products. 3 Local oscillator's and  25 Dec 2012 The core of the transverter is the mixer. Two prototype transverters in Figure 1 were designed and built all within the space of 4 weeks. I rarely operated after 1982 and 1983 up until mid November of On 10 GHz, not many hams are manufacturing transverters on industrial scale. Using SDR as a Microwave IF Dave Robinson 2MB  So, for the Microwave Bands, I now have one Transverter Box which covers 8 Amateur Bands from 902 MHz through to 10 GHz, delivering QRP of circa 100- 200  Chairman – UK Microwave. G4BAO. Microwaves is becoming the new frontier, now that the gear and parts are becoming more accessible, due to more ex-commercial surplus and more kits available GBPPR Vision #1: EIP 545A Microwave Frequency Counter by GBPPR2. E-mail: transverters@usa. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! an external PA. The design uses a low noise PHEMT amplifiers, high level +17dBm mixer for good strong signal handling and a cleaner transmit signal on the 23cm band. Building microwave transverter kits for 10GHz (3cm band), by Dave VK2JDS Used for for SSB / Digital weak signal modes, via both Terrestrial and EME DXing. The ALC input   WWW. Considering how many are traded on e-bay there is very little Microwave Transverters Projects - A collection of some electronics hobby projects by KC6QHP that includes microwave transverters for several radio frequencies such as 79 GHz, 47 GHz 24 GHz and 10 GHz. This is controlled remotely through my home network. High Power Transverter. I will cover in a later article a 220 MHz DMOS linear amplifi- er with a power output of 60 watts. 54 KB Miniature HF to VHF AM-FM Receiver Using the NE605. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! Jun 24, 2018 · The most intriguing one was the one by DB6NT (yes, he of Microwave transverter fame): Michael developed a small PCB that could be built into the transceiver instead of the external tuner interface providing low power output (around 0,3 mW) as well as receive input. This ensures that every time the transverter is used the IF coax is validated and of cause there is one less control cable to be provided. The IF for this is 70cm & the local oscillator may be set to 1870, 1886, 1888 or 1968 MHz by jumpers 1 and 2. It also makes a very good IF rig for a microwave transverter. Control. ===== With this transverter board you can operate on the 2 meter band using any type of the HF radio that has the 10 meter band. Transverter for 23cm amateur radio band. com A large number of SMD components are used to make the Transverter compact and predictable in performance. Transverter for 13 cm band datasheet: Contacts: ul. TRANSVERTER KIT WITH BOX *** TO BUY WITH CONFIDENCE, YOU ARE GETTING PAYPAL PROTECTION ! *** For those of you who want to build the TRANSVERTER complete in BOX but have no time to seek the box and other accessory parts in various stores we pulled together in this KIT all necessary parts. ++359 2 9784226 info@sg-lab. Same design as for my 76 GHz transverter and pan/tilt head. 6-435. A 644. The K2 must be fitted with KIO2 and K160RX options in order to utilise  70cm Mini Transverter - A low cost, low power microwave transverter so that you can operate easily on 70cm band even with a HF or VHF transceiver. We designed and built this transverter board with a purpose to bring an affordable high performance product on the ham radio market. Due to its small dimensions and light weight this transverter is suitable for portable or stationary operation. 96-97 W1GHZ "simple and cheap" transverters for 902, 1296, 2304 and 3456 MHz A few years back, prolific author, experimenter and ham W1GHZ came up with a design for low-cost microwave transverters for the rover station. By simply connecting this OTA with one's UHF TRX via a "reasonably" long ( tens of meters) coaxial cable, even technical laymen can easily start operating at microwave bands. 00 uh S SC F eu RF OUT 50 n 300 kHz - 2. Uses a pair of no-tune LOs, a simple HF receiver, a harmonic generator, and a harmonic mixer to form a simple narrowband transmitter and receiver. A question, when I look over the Elecraft transverters, I can see that they recommend no more than 5 watts for FM or digital duty cycle, since they forgot to use a heatsink, other than perhaps the metal case. tel. Control . It consists of only a few parts and is well designed, i. 902 Transverter Al Ward W5LUA (4. Jun 24, 2018 · The most intriguing one was the one by DB6NT (yes, he of Microwave transverter fame): Michael developed a small PCB that could be built into the transceiver instead of the external tuner interface providing low power output (around 0,3 mW) as well as receive input. -Before year 1995 the only choice was the 10 GHz SSB-Electronic transverter Kits. Converter / Transverter Over 25 years of experience in developing and producing Low Noise Converters, Up-Converters and Transverters are the reason for the superiority of our products. Transverter is built on a classical scheme with synthesizer usage. Microwave up converters are designed for analog and digital transmission systems. On the microwave bands your oscillator frequency is multiplied many times. 47 GHz Transverter PDF. pdf - 115. This transverter can deliver about 2W output SSB in 3cm band. 2 of our transverter features better performance and some new functions. were housed in the box made from the scraped nescaffee can metal sheet. Prices are in the $100 range, but they don’t come up very often. They will also provide complete repair and support of all previously manufactured transverters and power amplifiers including kits within this frequency range. Dimitar Spisarevsky 3 office 708. Description  2 nov. 4 mm (depth of 30. Microwave Group of San Diego at the following email address: kbanke@sbcglobal. This temperature stabilized oscillator provides a +3dBm output in the 1100 MHz range (see Table 1) which is then further multiplied on the transverter board to the desired mixing frequency. Microwave transverter information page Created 3rd February, 2014 - Modified 14th August, 2017 Using microwave bands for for SSB / Digital weak signal modes, via both Terrestrial and EME DXing. Based on Kuhne G3 modules, an integrated FT-817 IF transceiver makes band  Endkundenshop main_nav Produkte Meta-Description. Microwave Modules 144MHz to 50MHz SSB Transverter (down transverter) C $42. Newer radios seem to be 100 W rigs, even if the package is almost as small as the FT-817 — the higher power requires much more cur - rent and is more difficult to interface to a transverter. There is still interest in the 222 MHz transverter, but the problem is com - ponent obsolescensce. A collection of some electronics hobby projects by KC6QHP that includes microwave transverters for several radio frequencies such as 79 GHz, 47 GHz 24 GHz and 10 GHz. 000 MHz and 146/28 with LO of 118. It means this transverter can be used on all 13cm bands world wide 2304 MHz, 2320 MHz, 2401 MHz etc It can be used also as the S53MV NBP ( Non-Flawless Protocol) transverter for up converting the 70cm band to 13 cm or 9 cm ( using the NOTARS-C ) Low side or high side L. Based on an Isotemp "ovenized" crystal oscillator, it will keep a 24 GHz transverter within 500 Hz of the intended frequency over a fairly wide temperature range. Its intentions are to convert a transceiver to a different set of frequencies or band. Microwave Update, 1994, pp. Band Crystal LO Output Frequency and Output Power Typically, one would use this as the base L. 16 KB Q5 SIGNAL The Source for Down East Microwave VHF/UHF Transverters, Amplifiers, and Accessories GBPPR Vision #1: EIP 545A Microwave Frequency Counter by GBPPR2. Jun 03, 2016 · Take a look at VK4GHZ's dual band transverter system. : +49 (0) 9293 - 800 640 Transverter 1296 / 144 MHz. Amplifier Keith Berglund 435kB. The distinctive feature – lack of customizable components (which means that he is ready to work immediately). 4, 5. 1296 MHz Transverter Construction. Trasverter for 33 cm band: Transverter for 23 cm band A few years back, prolific author, experimenter and ham W1GHZ came up with a design for low-cost microwave transverters for the rover station. 368 MHz Home - Techniek - Electronica - Radiotechniek - Radio amateur bladen - CQ - A transverter for 10. Microwave and RF Cable Assemblies-The Neglected System Component. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! 76/78GHz transverter instead. Transverters-Store - Transverters-Store is a online shop for low cost transverter boards, but also QRP transceivers, Active antennas, RF bridge and probes, Mic equalizers and other amateur radio accessories microwave transverters. In the early 80's, I operated quite a bit during sunspot cycle 21. 3 mm . 1 mm and the aperture is 19. com The complete high performance 1240 to 1300MHz Transverter is constructed using three separate Kits, and takes around 8 hours to construct and tune. 1 Transverter’s Microstrip 5,76 GHz — 435 MHz block scheme How it works Possible IF frequencies: 430/432/435 MHz (435 MHz by default). Low noise high-gain high IP preamplifier for 23cm and 13cm. Latching Relay Driver 12 to 28v Relay Sequencer High Current DC Switch L & S Band LNA Microwave L. , Live Oak, FL 32060 USA Monday-Thursday 10am-6pm Eastern A 2-meter transverter for Flex-1500 and Microwave Transverters. Feb 14, 2020 · Homebrew: Microwave Transverter System, Part 2 - 1,296 MHz Transverter, Sep 15 - Dec 29, 2018 GBPPR Vision #1: EIP 545A Microwave Frequency Counter by GBPPR2. F. 368 MHz In recent years the microwave bands above 2304 MHz have shown rapid growth. And if you are lucky enough to own a FlexRadio, you get the waterfall and many extras. 7 x 4. Click on the SKYPE logo below and ask any questions ON-LINE. 2 Synthesizer's and sequencer's PCBs LO PSB Fig 6. A few other microwave-related things: 10 MHz Crystal-based frequency reference - This is a frequency reference that is used to keep microwave transverters within "shouting distance" of the intended frequency. Original Multiband Transverter Papers: Download Microwave Update Paper – updated 8/27/08 . Pulsed driver circuits for relay switching, sequencing, and switched bias circuits are all accomplished with self contained analog circuitry. 96-97 To Order Call: 386-364-5529 19519 78th Ter. ▻Basic  Microwave Modules MM144/28 SSB Transverter. For approx the same price, the DEMI transverter has a huge heat sink and a fan (given 25 AD6IW, Goran Popovic, ham radio and microwave web site with 23 cm synthesized transverter. The transverter switch (s2) selects which transverter the selected radio is passed to; and the RF and key lines are the connections that are switched. frequency of the homebrew transverter is 435. All projects includes detailed pictures of components, like voltage regulator boards, RF Decks, sequencer and protector board and receiver details. Multiband Microwave Transverters for the Rover. Transverter Microwave Modules T432/144R transverter g3zqu #55747 . The yagi is usually mounted behind the reflector, but I’ve mounted it from underneath in order to better physically balance it. 2) offers better performance and some new functions. 0 DB NF receive, 28Mhz IF The waveguide connectors are designed to work with PROCOM and UG383/U flanges. The transverter has low insertion-loss, low-noise RF bypass switches that enable the bladeRF to seamlessly enable or bypass the transverter without having to dismount the expansion board. Sofia 1592, Bulgaria. Get the best deals for microwave modules transverter at eBay. 27 KB Mistakes of a young Railroad Telegraph Operator. Typical application are radio links, digital broadcast, optical replacement and MMDS. The Universal Microwave IF SDR Transceiver can be reconfigured to function in the same way for any transverter using any VHF, UHF, or Microwave IF frequency. In fact, I use this same board in my 23, 13 and 9cm transverters, and as a driving source for the 23cm beacon (also described on this site). , Live Oak, FL 32060 USA Monday-Thursday 10am-6pm Eastern Endkundenshop main_nav Produkte Meta-Description. 8750 MHz reference is generated by a Silicon Labs Si530 chip. Long term testing has concluded that even when using a low cost Temperature Compensated Crystal Oscillator as the reference (10MHz), local oscillator stability on the Microwave L. In RX Mode signal goes to high frequency amplifier that built on three active elements: 1 x HMC717 and 2 x Gali-39+. image rejection filter, low noise amplifier as well as the switching of receiving and transmitting path enables the installation of a 47 GHz station with just a small number of components. 048 GHz transverter. The signal was clean and stable. 6. The transverter has a CW output of 3-% watts. Possible IF frequencies: 430/432/435 MHz (435 MHz by default). as a frequency reference for a microwave. 88 2. I was interested. It works any modes such SSB, CW or FM if its available in your radio. Provenance : Ukraine. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! The transverter’s lower end frequency range extends down to 60kHz making the transverter board suitable for LF/MF/HF/VHF applications. A large number of SMD components are used to make the Transverter compact and predictable in performance. 8 dB. They are transverters so you can use your existing HF radio. Relay is switched OFF. Sep 25, 2015 · This a 10GHz (3cm band) transverter build around a EYAL GAL microwave module. hdl_ant software by W1GHZ is a good choice to calculate a dual mode feed horn. The DEM TIB is a circuit that will interface any transverter to any transceiver that has an. 3. 29. •Dish or Horn antenna. It is a circular wave guide with a diameter of 10. Gunnplexers (144,130 bytes, PDF file) QST March 2002, pp. To Order Call: 386-364-5529 19519 78th Ter. The LO for a microwave or millime-ter-wave transverter is usually a crystal oscillator operating around 100 MHz, which is then multiplied up to the amateur band in use. It would work the whole 2m band at 144 to 148 MHz if your base radio has the 28 to 32 MHz band. The cable umbilical is covered in insulating tape to protect it from UV light damage. The reason for all of this was because this synthesizer was one of the first units that had acceptable phase noise through the microwave   PROFESSIONALLY BUILT AND TUNED TRANSVERTER! 29,00 EUR. Built-in 2 W Power Amplifier Feb 14, 2020 · Homebrew: Microwave Transverter System, Part 2 - 1,296 MHz Transverter, Sep 15 - Dec 29, 2018 HF; Pix Model Band/QRG IF Drive Max P/O Quicknote; Tokyo Hy-Power HX-240: 10-80 m: 2 m: 2. Audio. when you apply 12 V power to it small relays switch TX & RX to Cinch sockets while without power it all goes the normal way, i. The receiver uses a low noise MGA86563 PHEMT, and the transmit driver amplifier produces up to +19dBm output. Hi Guys I'm using my K3 as an IF for 144 - 1296 Mhz driving transverters on the lower bands 222, 432 the IF is 28 Mhz so I have been able to set transverter specifically designed to interface with the Kenwood TS-940s HF transceiver. 5-Band VHF/UHF Transverter. NEW - NEW - NEW - NEW 24048 24050 MHz The new design of our transverter for 24 GHz features better performance and many new functions. The antenna changeover relay and transverter control electronics were made by Rudi, OE5VRL and Hans, OE2JOM. 65; 1 bid +C $81. 0-434. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! The transverter module is a Kuhne MKU 47 G2 (TX 46mW, RX 6db NF) and the LO is a modified Elcom synthesizer module. Specifications. Up converter for 10 - 10. ' LO-Multiplier Design by CTIFFU TITLE: LO-Multilier To Program the Down East Microwave Units, there is nothing to them. Microwave Amateur Radio Station, Waterbeach. Fig. Download Parts List – updated 10/15/08 . 4) OZ2M 70Mhz Transverter: 3: 2015-05-28: 192 excluding the amplifier (5) R N Electronics RN6M/25 6m transverter: 1 GBPPR Vision #1: EIP 545A Microwave Frequency Counter by GBPPR2. When the transverter is in the OFF position the IF radio is switched to a VHF antenna port on the rear panel. This makes your signal hard to find and track as you drift around the band. The differential outputs each drive a RFMD/Sirenza SGC-2486. YouTube video about the (former) K7RJ 10 GHz microwave beacon in grid Overall description of the 24 GHz narrowband (SSB) transverter showing how  20 May 2011 If all else fails, there are plenty of microwave enthusiasts out there who a W1GHZ transverter PCB, fitted with 4 x 32mm OD copper pipecap  20 Oct 2016 Transverter PCB Fig. Noise figure 0. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! 24. High- gain LNA, high IP preamplifier for 23cm/13cm. 6 mm). 0 MHz. The endeavour to remain the undisputed Number 1 worldwide, expanding the limits of what is technical feasible and the continuously work on developing our products is a natural course of action for us. Dedicated IF signal (435 MHz) goes through the 3dB attenuator and relay to the transverter’s output. 1 & 2. Relay is switched ON. 95 (4. OH2GAQ Microwave Transverter Controller. Output. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! Microwave Transverter Cle C22 C25 C23 Portugal TX ICI R25 223 R2 E RLL- C28 C26 IC2 26 12V ade in 2Y25242Ø nn -20. Microwave Links 144 MHz to 24 GHz Portable Transverter - DF9CY 24 GHz Transverter 24 GHZ at ARS KM0T - Working ham radio microwaves experience by KM0T 24 GHz the old way - Using old FM microwave equipment to operate the amateur radio 24 GHz band by EA4EOZ Kronotek Scatter transverter 13cm Microwave Modules MMT 432/28S Down East Microwave 432-28 ( New 2010 Version ) Datong DC144/28 Down East Microwave 144-28 ( New 2010 Version ) Elecraft K144XV internal transverter for K3 Down East Microwave 222-28 ( New 2010 Version ) Hamtronics CC432 downconverter Down East Microwave Inc. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Microwave Modules MMT 432/28S: 2: 2014-01-04: Out of production as of the mid (4) Monitor Sensors TVTR1 630m Transverter: 10: 2019-09-27: 660 (5) Monitor Sensors TVTR2 2200m Transverter: 1: 2019-01-03: 699 Monitor Sensors (5) NooElec HamItUp: 8: 2019-07-21: $42. 5 or 10 W: 40 W The MicroLO Board is utilized by DEMI for all transverters from 2304MHz to 10GHz. The Source for Down East Microwave VHF/UHF Transverters, Amplifiers, and Accessories. If AUX filter positions are designed into the transverter, it could W1GHZ: Mini-Transverter W1GHZ: Sequencer for Transverters VK3XDK: 10GHz V2 3cm Transverter kit WA3IAC: A transverter for 10. For the control of an external waveguide switch, there is a 12V output on the transverter that is only powered during the transmission phase. 91 shipping Apr 20, 2017 · 13cm transverter from SG-Labs. 368 MHz VE3HHT: White Box Transverter DEMI: Interfacing DEMI Transverters KUHNE: PTT Control of DB6NT Transverters Jun 19, 2012 · Microwave Modules MM144/28 SSB Transverter This is a classic 2m to 10m TX/RX transverter made from at least 1979 to the late 1980's. NTMS. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! 144/28 MHZ TRANSVERTER BOARD *** TO BUY WITH CONFIDENCE, YOU ARE GETTING PAYPAL PROTECTION ! *** TO NOTE PLEASE: I also have the 148/28 MHz transverter with LO of 120. : +49 (0) 9293 - 800 640 W1GHZ: Mini-Transverter W1GHZ: Sequencer for Transverters VK3XDK: 10GHz V2 3cm Transverter kit WA3IAC: A transverter for 10. Somewhere along the line, the 4Smicrowave group organized a group purchase of boards and parts. 1296-28 Microwave Modules T432/144R transverter g3zqu #55747 . Transverter Interface. Basic Components. 10 GHz Transverter Construction The IF frequency is 50 MHz for an RF frequency of 10,368. 8V DC, 10 MHz reference and the 70cm IF. ORG. Rx. pdf - 194. 2) The wide tuning range of this version could make it easier to use "oddball" frequencies for the microwave and intermediate transverter LOs. 5 MHz with attenuators installed between PA I/P   Using an Elecraft K2 with a Microwave Modules MMT144/28 Transverter. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! Apr 20, 2017 · The other cables up to the transverter supply 13. 000 MHz available on a sale. The board shown does not yet have the crystal installed at Y1, which is a standard 5th or 7th overtone AT-cut crystal. A simple DSB-Transverter for 24GHZ utilizes a subharmonic mixer with the new low-cost microwave diodes BAT15-03W from Siemens in a SOD-323 plastic package. A 12 GHz module, harmonic-mixer module, IF transmitter/receiver and an antenna. Tx. Splits/offsets are highly configurable on most rigs. The Kenwood TS2000 has a transverter facility which allows display of the transmitted frequency. 432/28 MHz Transverter Board. ' SV Voltage Regulator 3. 1 MHz, or any IF frequency within the RF range of the SDR and a frequency that suits the IF requirements of the transverter. Down East Microwave Inc will continue the manufacturing of 2GHz and above transverters and Microwave power amplifiers along with our VHF thru Microwave LNA product line, accessories and new future products. org. , Live Oak, FL 32060 USA Monday-Thursday 10am-6pm Eastern What is a Transverter? A transverter is a receive converter and a transmit converter joined by a common local oscillator. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! Transverter for 13 cm band datasheet: Contacts: ul. ; Liverpool, build 1979, 3 pictures, 1 schematics, 14 semiconductors, Great Britain , tubes,  DEM TIB. For a simple 2m transverter take a look at the Miniverter-F, about $60 from Down East Microwave. This is a classic 2m to 10m TX/ RX transverter made from at least 1979 to the late 1980's. g. The endeavour to remain the undisputed Number 1 worldwide, expanding the limits of what is technical feasible and the continuously work on developing our microwave transverter starting at 900 MHz would include 1268 ,1296, 2300, 2400, 3400 and 3456 with each frequency segment requiring its own narrow band filtering. The output of the Si530 is multiplied x16 with a Hittite HMC445LP4E chip to yield an output level of +4 dBm. Aug 05, 2012 · Microwave Amateur Radio is a hobby within a hobby, namely Amateur of “Ham” radio. The design of the LO input allows the use of existing oscillators. eee sup p ROBE STOP 2. Filters PC Board Filters Using Inexpensive Relays 600w 23cm LDMOS Amplifier XRF-286 Amplifiers for 23cm 150W 23CM Turn-Key Amplifier 300w 23cm Amplifier 200w 23cm Amplifier 100w 23cm "brick" 100w 23cm Transverter 60w 23 cm All transverters are controlled by GPS The transverter is working with a 60 Watts GaAs-FET amplifier stage and a noise figure of 0,65 dB. My 24 GHz transverter is an easy and cheap solution with less Tx power. A typical configuration is pictured below. power on the 864 MHz. 6 MHz (70 cm) RF output power: +10 W: IF: 144-146 MHz (2 m) Drive power: 5-400 mW (Up to 10 W with the supplied 15 dB in-line attenuator) RX gain: 10 dB: RX noise figure: Max 3. It will also work with other full-frequency coverage transceivers equipped with a transverter access plug. Transverter 900 / 144 MHz . •2 meter I/F transceiver. Mute. A bigger attenuator at the IF input port allows an input power of up to 5 watts. This home-brew, prototype transverter is with just one exception - ALL coaxial. The IF frequency is 146 MHz. 432/28 MHZ TRANSVERTER BOARD *** TO BUY WITH CONFIDENCE, YOU ARE GETTING PAYPAL PROTECTION ! *** With this transverter board you can operate on the 70 cm band using any type of the HF radio that has the 10 meter band. Monitor Sensors / HAM Radio / 630m Transverter TVTR1 630m Transverter transceiver 630m Transverter datasheet. •Down East Microwave 10 GHz Transverter Kit. Many of these are still working, and appear on the second-hand market - check the dealers, or RadCom members' ads. Immediately after SDR for HF came on the market in S50C contest team we decided to use Javornik 144/14 transverter for driving SHF and microwave  Q5 SIGNAL. 1 Transverter’s Microstrip 5,76 GHz – 435 MHz V2 block scheme How it works. I’ve used double-screened RG223U coax for the IF. Our new transverter's design (v 2. Using the Qualcomm 1152 Board Power Supply. Microwaves is becoming the new frontier, now that the gear and parts are becoming more accessible, due to Transverter Microstrip 5,76 GHz — 435 MHz. 5 mm WR-42: 10. K3 and Microwave Transverters using 144 Mhz IF. 368 MHz VE3HHT: White Box Transverter DEMI: Interfacing DEMI Transverters KUHNE: PTT Control of DB6NT Transverters The Multiband Microwave Transverter scheme included 1296 MHz with high-side LO injection, to take advantage of the common local oscillator at 720 MHz. Based on Kuhne G3 modules, an integrated FT-817 IF transceiver makes band switching instant. microwavers. These are the standard “Weak Signal” frequency’s configurations. COM. Hi Guys I'm using my K3 as an IF for 144 - 1296 Mhz driving transverters on the lower bands 222, 432 the IF is 28 Mhz so I have been able to set Microwave Modules T432/144R transverter g3zqu #55747 . Phase Locked Oscillator (PLO). The ALC is used as a safety measure to prevent overdriving and damage to the interface. The excitement of making that first QSO on a new microwave band is hard to describe! Nov 25, 2009 · Microwave Modules of Liverpool (UK) were well-known in the 1980s for their amplifiers and transverters. 5M. 13cms is a great band to get an introduction to microwaves and several equipment manufacturers make transverters for 2. 1 Microwave's PCB PCB syntezator Fig 6. Apr 01, 2013 · After successful testing of NOTARS-C band transverter for the 3400 MHz it was just a matter of time to do the same with the transverter for the S band. High Dynamic Range 144 MHz Transverter,linear output 25W, 35W on FM/CW. Microwave Transverters Projects. Requirements. Amateur UHF transverter: Band/frequency range: 432. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! When the transverter is in the OFF position the IF 6M radio is switched to the 6M antenna port on the rear panel. Minimum power output of5 W isautomatically switched in when using this feature. A 76GHz Transverter - Doing things differently. 20 Nov 2019 Down East Microwave has announced a 5 band transverter which appears to be idea for use with a Flex-6700/6600 transceiver. I’m experimenting with an SG-Labs transverter from Hristiyan LZ5HP, Bulgaria. This power supply operates from +12V DC and produces both +5V and +15V for the RF and digital portions of the original transceiver. These new outdoor transverter/antennas (OTAs) utilize 30 or 60-cm parabolic antennas, the hardware comes factory-adjusted and fully tested. Considering how  In radio engineering, a transverter is a radio frequency device that consists of an upconverter in amateur radio to convert radio transceivers designed for use on the HF or VHF bands to operate on even higher frequency (microwave) bands. I use an old mixer design made by Michael DB6NT. Mar 20, 2017 · Peter, VK4EA, shows us his Kuhne 24 GHz transverter system and attempts to make an FM contact with VK4AQF. I had also purchased from MiniKits a kit for a transverter sequencer for controlling a  microwave transverter. Up for sale 432/28 MHz or 70 cm/10 m band transverter board. I was first licensed as KAØDXG in 1979 and obtained my Extra Class ticket in 1981 as KMØT. It is critical that this oscillator have a very low noise floor because each stage of multiplica-tion adds noise to the signal at a rate of 6 dB each time the frequency doubles. Nov 14, 2007 · Microwave Modules transverter Post by Yeti » 07 Dec 2008, 15:13 OK, I bought a Microwave Modules 144/28 transverter off ebay (easish way of getting 2m SSB I thought - although 2m SSB rigs are fairly cheap on ebay too). Here is the information on their 900MHz selection. They still look a bit rough but of greater importance to me is that they “work” amazing well! Referring to the block diagram, each transverter consists of a DIP-settable, Microsource 26GHz YIG oscillator. The transverter can be driven with as little as 10 mw, but it does provide ALC feedback to the driving radio, and has a 14db input attenuator so that it can be used with just about any transceiver. Simple 47GHz Transverter. 5 m of Westflex 103 (from WH Westlake) coax connects to the 34 element Wimo yagi. 10GHz cw/ssb transverter in. [ Hits: 158  The Universal Microwave IF SDR Transceiver can be reconfigured to function in the same way for any transverter using any VHF, UHF, or Microwave IF  Linear-Transverter MMT 144/28 Converter Microwave Modules Ltd. net or write to Kerry Banke, N6IZW , 6026 Poppy Street, La Mesa, CA 91942. Review Summary For : Down East Microwave 144-28 ( New 2010 Version ) Reviews: 6 MSRP: 359 Kit or Assembled $479; Description: 144 MHz transverter, 25W out, 1. I know we are in the synthesizer age now but at microwave frequencies the multiplied crystal LO is still very much in the running for low phase noise, low power consumption, and simplicity. PTT1 & PTT2. Only a few parts are needed. Product Manuals · DEMI Library · Transverter Interfacing · Design Notes · Friends of DEMI · Other Commercial & Amateur Related Companies · Home About Us  New 2014 - 1296 MHz Transverter Update and Enhancements Multiband Microwave Transverters for the Rover 1296 MHz Transverter Update and  Typically, one would use this as the base L. This Transverter cannot be used or modified for use below 2400MHz due to the SAW filters. W2IMU dual mode feed horn. A single +12V power supply is required for operation. An output power of 0. Wave length = 12. 0 dB: Power supply: 12 VDC: Current drain/power consumption: Max ? A: Impedance/connector: 50 ohms / 4*BNC: Dimensions (W*H*D): RF switching is provided by three, latching type 12V, SPDT SMA coaxial relays. They are all available as a basic Kit, or fully optioned including   3 Jun 2016 Take a look at VK4GHZ's dual band transverter system. 2. On 10 GHz, not many hams are manufacturing transverters on industrial scale. I picked up at a rally - remember those! - last year a MM 432/144MHz transverter at a very cheap price! Microwave transverters are usually stable enough at home if left to warm up for a long time in a controlled environment; even then, there are those that begin to drift after a couple of long transmissions when their innards warm up. G8CUB's Microwave Page 134 GHz Transverter PDF. multiplication factors for DEMI microwave transverters using a 144 MHz IF and low side injection. Product is  The mixer stage was also built from a Down East Microwave kit. Download Powerpoint from SVHFS conference – with audio (Large) *PC Boards available* Microwave Update, 1994, pp. In RX Mode signal goes to high frequency amplifier that built on three active elements: 2 x HMC717 and GVA-84+. microwave transverter

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