homebrew regenerative receiver

This link is listed in our web site directory since Saturday Dec 26 2009, and till today "Home-Brew Regenerative Receiver" has been followed for a total of 5693 times. Home-Brew Regenerative Receiver and experiments with low voltage operation. No professional decals. The German forces in WWI and WWII took advantage of that technical fact, and sent out trucks outfitted with. "A Regenerative Receiver, The Pipsqueak." QRPp, Volume VII, No. The receiver tunes the entire 30m band (10100-10150) and performs quite well. See the links below for an article by him. Homebrew: N1TEV Kitchin Regenerative Reciever After speaking with my good friend Jeff (N9IZ), he got me interested in building a regenerative receiver. Regenerative receiver for beginners A modern version of the classic regenrative receiver designed and built by Charles Kitchin ARRL Article 7N3WVM Regen Receiver Regenerative short wave radio schematic I used a 6CG7 tube I found in a box of old TV tubes. It is very well made, possibly a kit. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators . Here are the schematics and photos of the finished receiver designed and built by ZL2JJ, S. P. Byam of Waverly, New Zealand. 1V2 Homebrew Regenerative Receiver Front Panel Back in the 1920s and 1930s, most wireless sets (radio receivers) were of the TRF (Tuned Radio Frequency), Regenerative or Crystal Set type. It is impossible. The regenerative stage is first, followed by a transformer coupled audio amplifier stage. Choose the appropriate antenna coupling capacitor for the band being tuned, and set the FINE TUNING CAPACITOR to about mid-range. These receivers are shown in the "Circuits" sections of RCA Receiving Tube Manuals, RC-14, RC-15, and RC-16, and possibly others. With receiver power on and the AUDIO GAIN set to about 3/4 fully CW carefully turn the COARSE regeneration control CW until a rather harsh continuous noise is heard. A Simple but Very Sensitive Regen Receiver for 40 Meters by Rick Andersen, 2004 (revised and expanded 1/15/06) [I have revised this article as of January 15th, 2006, showing an alternative to the toroid-core inductors of the original design. It was designed for the 80m, 40m and 20m amateur radio bands. This cannot be undone. 6) The 12AT7 Regen Home-Brew Regenerative Receiver . Frequency coverage is from below 300kHz to 30MHz. Unfortunately Mr Kitchin does not seem to understand the basic theory of how regenerative radio receivers work. 12-15.] Since it uses tubes that are 5 and 6 pins, (pre-octal) I'm assuming the original circuit is probably a 1933 or 34 design. People who have built his circuits often have irresolvable problems trying to get them to work. Articles on homebrew amateur radio receivers. But it can be adapted to other HF bands as well. Just some scrawled pencil lettering on the back of the breadboard to identify the battery terminals. Sputnik regenerative receiver is a simple radio receiver for CW / SSB / AM. HOMEBREW ONE-TUBE RECEIVER IN A HACKED TV BOOSTER $40 It's a regenerative BC set housed in an old Blonder-Tongue booster cabinet. Regenerative receivers, direct conversion receivers and more. Homebrew 3-Tube Regenerative Some Kids 1923 Radio It's got no name. The regenerative receivers oscillate, and thus, they interfere with other receivers. These are the tube type HBR-14, HBR-16, HBR-8, HBR-11, HBR-12, and HBR-13C receivers originally published in QST. The 6U8A tube includes a triode and a pentode in one 9 pin envelope. The two-tube regenerative receiver shown in Figure 1 is made from old radio parts of the 1930s and features a pair of #30 filament tubes with 3 volts on the filaments and a B+ supply of six 9-volt transistor radio batteries connected in series. This one-tube radio comes from Homer Davidson's "Radio Receiver Projects You Can Build". Pictures, schematics . Homebrew Regen Shortwave Receiver Craig LaBarge, WB3GCK: . It depended on how much money you had and your constructional skills. Sputnik regenerative receiver was designed to help improve . Homebrew radio receiver - Detailed plans of my homebrew receiver. 1, March 1999, pp. Home; Unlike most homebrew Regens that are expected to be connected to an outside antenna, this one picks up AM broadcast stations as well as any inexpensive commercial transistor radio having a ferrite bar or rod antenna. Mike, NMF, and Biz, WDHCO, who were using homebrew receivers for the QSO. Homebrew Regenerative Shortwave Receiver. Homebrew Regenerative Receiver "And experiments in low-voltage operation" Regenerative: 23.0: 6V6: 91: Acorn Short Wave Three Receiver: Uses three 955 acorn tubes. IV, No. Performance is ok, and with headph. Most 6U8A regen designs use the pentode as the detector and the triode as an audio amp. Lemon Drops This is a homebrew regenerative receiver, mostly based on several designs by Charles Kitchin N1TEV. However, the super-regenerative was implemented with modern FET transistors and integrated circuits. About Home-Brew Regenerative Receiver The resource is currently listed in dxzone.com in a single category. This particular receiver design comes from Charles Kitchin N1TEV. 2, Summer 1999, pp 63-66. A homebrew tube receiver using a 6V6 detector and a 6SN7 audio amplifier. ZL2JJ's Homebrew TRF Receiver . The only "catch" is that you must . This is my homebuilt version of the 2-tube shortwave band regenerative receiver based on the space charge technique as used in the Hiker's Two radio developed in New Zealand in 1937. Two of these receivers were made from vacuum tubes. An original homebrew regenerative receiver from the 1920s. It has decent receiving capabilities. This is a compact three transistor regenerative general coverage receiver with fixed feedback 40 m Band Direct Conversion Receiver Practical and usable direct conversion receiver for the 40 m CW band . The main category is Regenerative Receiver that is about Regenerative Receiver. The circuit is in the 1937 and 1938 Handbooks. Parts, and sometimes entire receivers, can be found at swapfests. Since it is made for a narrow CW-only band, we can use a trimmer capacitor for a fixed amount of regeneration. Are you sure you wish to delete this message from the message archives of [email protected]? The revised version uses #26 or #28 enamelled copper 'magnet wire' (such as sold in 3-packs by Radio Shack) wound on McDonalds' plastic straws as coil . Building an early 1930s-style 2 tube Regenerative Receiver I had been acquiring parts for building this version of a 1930s ARRL Handbook Regenerative receiver for some time. If not, then the builder was very expert at construction. I decided to build it after I found back a few parts of a 1-valve regenerative receiver I constructed when I was 12 years old. 0. We simply take a lot of old ideas and put them into a sort of mental kaleidoscope. As you can see, it is really beautiful, reportedly works as well as it looks, and would make an excellent project for a more experienced builder. A project designed for beginners in homebrew radio receivers. It uses a 1S4 tube with three 9 volt batteries for plate, and two 1.5 volt batteries for filament. Homebrew RF Circuit Design Ideas "There is no such thing as a new idea. A short article describing a simple homebrew regen receiver. The third was an old-fashioned, super-regenerative design. Homebrew regenerative receiver - UM58. This design uses the triode as a tuned grounded-grid RF amplifier ahead of the pentode detector section. . HBR Receiver Web Site. 0. It uses high impedence headphones. [Also published in QRPp Vol. $349.99 + $39.95 shipping + $39.95 shipping + $39.95 shipping. This 2-valve regenerative receiver is a folly, actually. Back to Top. 3 x UV199 Homebrew Regenerative Shortwave Receiver. Experiments with regenerative and TRF receivers. There's a FET preamp and a ferrite antenna in this Model C receiver - it uses a 6BD11 compactron and has a polarized plug for safety. ZL2JJ_TRF. That receiver never worked properly and I tore it apart. Aug 19, 2020 - Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Regenerative Receiver Type 104 Radio Chelsea Radio Corp. National; Chelsea, Boston MA, build 1922, 3 pictures, 1 tubes, United States of America , schematics. The speaker is reclaimed from a dead TV set, measures about 2 x 3 inches. A Single Transistor Regenerative Receiver with Big Loop Antenna, for AM Broadcast Reception . This design is very similar to RCA's A.C. operated, "Regenerative Shortwave Receiver". A simple AM BC band regenerative radio I constructed from junk parts. After identifying the chassis as a complete regenerative receiver, I decided to see what it was capable of doing. Its a 3-tube regenerative circuit that originally used UV-199 tubes. In addition to the scanned .JPG, I have also included .PDF versions of both the Battery Regen and the AC Regen. All three of these receivers must have worked well because Jeff shared with me several YouTube links that have receivers like this that many hams and experimenters have built. Radio Echophone Regeneration Regenerative Receiver Slant Style Wood Case RARE. ZL2JJ's Homebrew TRF Receiver. The UM58 receiver is an extended 2-valve version of that design. I acquired this piece of "junque" some time ago because of the nice National S-101 audio inductor which is the type used by National in their famous SW-3. One Tube Homebrew Regenerative Receiver Completed. We give them a turn and they make - Mark Twain (1835-1910) http://www.qsl.net/va3iul/ -Transceivers -Receivers -Transmitters and Beacons -Transverters and Converters in the URL: Regenerative: 24.0: 955(3) 92: A Simple Regenerative Shortwave Receiver: A good SSB-CW-AM regenerative receiver with a fine tuning by moving the wooden stick with a grounded piece of PCB towards the coil. No labels. Regenerative receivers, direct conversion receivers and more. You can read more about the Hiker's radios at this website. Some are described on my website at: http://home.alphalink.com.au/~parkerp/project.htm This arrangement isolates the antenna from the detector stage and improves the front . . Four page article is accessed by changing "acorn4" to "acorn1", etc. Pictures are in temp gallery. It has mismatched audio transformers and some inartfully cut holes in the copper shield around the tuning condenser. Find schematics for all sort of radio receivers from simple, to not so simple ones.

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