12au7 Regen Receiver. 1 MHz USB (DC 12V 200mA) 방문 중인 사이트에서 설명을

1 MHz USB (DC 12V 200mA) 방문 중인 사이트에서 설명을 제공하지 않습니다. Regula-tor Building a regenerative tube receiver seems to have been a rite of passage for all hams of yesteryear. I have some NOS capacitors that are 365 uf single gang. A 12AT7 was less active but could still be made to oscillate across the whole band. I wanted to build a simple regenerative radio and need some advise on which tubes to choose. Here I'm tuning around on the AM broadcast band. two 12au7 on board. While the basic design is from the 1920s, I do 2011년 12월 22일 · One tube 12 Volts broadcast band regen receiver using 12AU7 tube. Why? Regenerative detectors work well at low voltages to begin with, and I 2016년 3월 7일 · I tried the 12AU7 - not enough gain, the 12AX7 - too much gain and distortion, and finally settled on the 12AT7. com/tube/eicoflex. 2023년 1월 30일 · With the success of my automatic regeneration control circuits described elsewhere, this receiver was an ideal candidate to have such a circuit 2020년 10월 22일 · 방문 중인 사이트에서 설명을 제공하지 않습니다. 2024년 11월 5일 · Thames & Kosmos Radio Ace / Radiomann One Valve Receiver. edu/~glowbugs/12at7_regen. 40 Meters Amateur Radio Band 12AU7 12VDC Regenerative Receiver using 12VDC Wall Adapter Power Supply. 2021년 3월 23일 · Mains Operated 12AT7 Super-Regenerative Receiver for 88-108Mc/s FM. @stevendaniel7555 12au7 regenerative receiver 2026년 1월 16일 · Ozark Patrol Regenerative Receiver Kit Page 1 of 1 [ 4 posts ] Page 1 of 1 [ 4 posts ] 2023년 1월 30일 · Super-Regeneration. A 12AX7 also worked but only oscillated in the A regenerative radio works by feeding back a small amount of amplified output of the detector back into the input. The set could 2017년 3월 12일 · The RF preamp stage is the "top" half of the left tube, the regen stage is the "bottom" half. 2018년 9월 18일 · The plans for this simple one-tube regenerative receiver appeared in the September 1958 issue of Popular Electronics. The 12AU7 checked out and worked fine with my loop antenna feeding a powered speaker for audio. . Furthermore, with regenerative and super-regenerative receiver circuits, it is advantageous to have 2025년 3월 23일 · I based this 12AX7 regen receiver on a transistorized version I built several years ago for the 80 and 40M ham bands. php 2019년 2월 15일 · 방문 중인 사이트에서 설명을 제공하지 않습니다. I built it and it worked great without the LM386 into a powered speaker s 2010년 6월 6일 · Hi there gentlemen--- I've never built a regen radio receiver, but after having read a good deal about them here, I think that might change soon ! I'm 2018년 8월 5일 · Regenerative Receiver - Regenerix 2018 Description Regenerative receivers (in German literature also called " Audion ") are a very 2009년 12월 26일 · I'm interested in making a low voltage tube audio amp for a regenerative receiver. Hi all, my name is Dave Edmondson, from the U. If you happen to have a ferrite bar antenna for short wave reception, try to build a regenerative short wave radio like one shown above. This video shows the receiver inside a case and added coils 2023년 1월 30일 · When operating in super regenerative mode, there is an increase in sensitivity but the usual super regen hiss becomes evident on weak signals. Initially, when the receiver was converted to 12V, this was left as is. 2024년 6월 5일 · A Super-Regenerative one-tube receiver for listening FM band. The clear tops have provided the most gain and I especially like them in audio dedicated amps. 12. Coil Data:L2, L3: T50-2 Toroid wound with 2023년 12월 5일 · SM0VPO Harry Lythall: minimalistic 9V BJT receiver using tickler coil, circuit voltage as regen control. This works really well with the tuning covering 600 khz 2025년 8월 27일 · It provides detailed instructions on building the receiver, including component specifications, wiring techniques, and assembly tips for both novice and experienced hobbyists. 4mm) Demo of my implementation of the 12 VDC 1-tube (12AU7) all band regenerative receiver based on an original Thomas and Kosmos desing 2023년 2월 8일 · The obvious choice is a transformer or choke. Previous posts (ordered from older to newer) were: My next r 2016년 1월 27일 · AA8V Twinplex Regenerative Receiver Vintage Radio (domestic) All times are GMT. Thanks all, yes I do agree with the 12au7 being hit and miss. Tuning in an AM station on Shortwave using the regen receiver. Although I built one from 2001년 8월 20일 · Although this little receiver is quite sensitive, it naturally won’t match the performance of a commercial HF rig, and if you’ve not used a regen before, you’ll have to practice tuning the radio Valve regenerative receiver - feedback type Components and Circuits. The 6SN7 is larger and more rugged than the miniature dual triodes such as the Tuning in an AM broadcast on the shortwave bands using the regen receiver. Circuito comum, como muitos encontrados na internet, pré de áudio com FET (BF245C), aumentando muito a sensibilidade do receptor. Uses certain regular tubes at 12V on plate; not space charge tubes. 765. Running on only 12v alkaline batteries to power the heaters to warm the 2020년 7월 25일 · I was really impressed with Chuck KE5HPY’s 12AU7 Quarantine Regen! A very nice build and my hat is off to him! It caught my eye, as I also 2021년 4월 17일 · Has anyone built the 12au7 sw set seen on the chappy happy website. 6v supply. Tuning in some ham radio operators on 40 or 80 meters using the regenerative receiver. 2025년 4월 12일 · Valve regenerative receiver - feedback type Components and Circuits 2024년 1월 14일 · ' 라디오 공작 ' 카테고리의 다른 글 '라디오 공작'의 다른글 이전글One Transistor FM radio 현재글12AU7 regen 다음글超再生受信機 댓글 0 Regenerative tube receiver 12AU7 or ECC83 under 12 volts This regenerative receiver works with a 12AU7 tube or an ECC83. After searching around online, I found a 12AT7 based regen that As for valves, I agree that the 12AU7 provided the easiest regeneration. This gives it very high frequency-specific gain and a measure of selectivity. io Topics AA8V Twinplex Regen Date 1 - 6 of 6 Jul 7, 2025 - 40 Meters Amateur Radio Band 12AU7 12VDC Regenerative Receiver using 12VDC Wall Adapter Power Supply. Despite finding at least 1000 online retailers 2021년 1월 24일 · I have this on the proto board. Space charge 2022년 10월 6일 · 85 votes, 24 comments. 4일 전 · The regenerative receiver takes the plate detector one step further and adds a small amount of positive feedback, resulting in “regeneration” that 2002년 6월 10일 · Regenerative receivers come in all kinds of types, circuits, shapes, colours, just about any variety you can think of, tube and solid state. need trans,coil and so onthis receicer can hear 1uv 2021년 5월 14일 · So, some eight years later I took a stab at building another regen receiver. The part count is low and the sensitivity is quite remarkable. So far, we have a VHF oscillator, but in order to super-regenerate, it needs to go in and out of oscillation at a supersonic Jul 7, 2025 - 40 Meters Amateur Radio Band 12AU7 12VDC Regenerative Receiver using 12VDC Wall Adapter Power Supply. 20 12AU7 (2) AM Receiver Regenerative 9 Two Tube Radio Operated with DC 2023년 2월 1일 · Regenerative receiver improvements. K. I built the 12ba6 regen from the same site and it's quite a performer,this one not so muc 40 Meters Amateur Radio Band 12AU7 12VDC Regenerative Receiver using 12VDC Wall Adapter Power Supply. In the final 2016년 3월 10일 · Found another one that was interesting to me that used a 12AU7 which I already had. I have a couple of 12AL8 Tuning in an AM broadcast on the shortwave bands using the regen receiver. 2023년 1월 30일 · 2 VALVE FM SUPER REGENERATIVE RECEIVER--------a novices first attempt. Simple multi-band designs 2023년 12월 5일 · This is a simple two-triode regenerative receiver for CW reception on the 40 meter band. Discover recipes, home ideas, style inspiration and other ideas to try. uidaho. 42 μH; and the 105-V supply is VR-tube regulated. Building And Testing The Sputnik Regenerative Receiver: SSB, CW ,AM, FM Cheap HF Antennas for Ham Radio. A copy of the Thames and Kosmos radio ace one valve regenerative receiver using the 12 au7 / ecc82 valve. This is a sophisticated shortwave regen using two of the twin triode tubes like the 2012년 9월 21일 · Any dual, low, or medium-mu, triode will work just fine, provided it can be made to work at fairly low voltages. 18K subscribers in the shortwave community. It is working, but I plan to add a few more refinements such as an antenna trimmer capacitor and 5일 전 · This is number four of a series of posts about my new poor-man regen project. Receptor regenerativo, utilizando a válvula 12AU7 (Toshiba). Seems to be a good compromise between clean to really dirty. Page 1 of 2 [ 12 posts ] Go to page 1, 2 Next Page 1 of 2 [ 12 posts ] Go to page 1, 2 Next 2019년 3월 2일 · 방문 중인 사이트에서 설명을 제공하지 않습니다. 4mm) 2023년 1월 30일 · As regenerative receivers operating at 12V aren't that unusual, the project I decided on would be a normal Medium Wave superhet receiver. 4mm) 2010년 11월 6일 · 12AT7_regen The 12AT7 Regen. Seeing the recent "Regen Issue" of QRPp got me started building 2012년 3월 3일 · One valve regenerative receiver runs off 12 volts HT - Part 1 Video Clips. A discussion about a super-regenerative one-tube 2020년 11월 4일 · One Tube 12AU7 Regen Receiver 7 MHz ( DC Only 12V. Wow! I have many of those tubes. It is powered by low voltage 12 I built a one tube 12AU7 regenerative receiver. 90 Mins. A community dedicated to shortwave radio broadcasters, From DL4OBG. SM0VPO Harry Lythall: Two-JFET/pentode 2020년 2월 6일 · It presents a regen receiver using one 12AU7 tube and a 12 volt power supply. 2019년 12월 29일 · Looking for advice on FM regen receivers Homebrew Equipment I Turned Mine Into a Super Useful Woodworking Tool One Tube Regenerative Receiver Project by Survivalist2008 [Adjustment and Finishing] Homemade Regenerative Receiver 0-V-0 with a Single ST Tube 2023년 3월 19일 · For radio builder, 40m ssb direct conversion receiver. Coil Data:L2, L3: T50-2 Toroid wound with 26 AWG (0. 200ma) K22 Shop 65 subscribers Subscribed Low-B+ Two-Tube Regenerative Shortwave Receiver. And at 12 volts I am unlikely to electrocute myself. I made this 5 years ago and now he is my good drive companion. This receiver was a development of my original 12AT7 battery powered receiver. It is mains powered, with Heathkit SG-8 RF Signal Generator to Regenerative ReceiverECC82/12AU7 Regen ReceiverDave’s Homemade Tube Radioshttp://makearadio. I am able to tune in stations from 600-1600 Khz, most US 2021년 1월 24일 · Antenna is 12 loops followed by a separate 2 loops for the tickler coil. The receiver is homemade with all the parts from th I built a 12AU7 regen receiver using parts from my junk box. Coils for MW and SW are supplied. 2023년 4월 11일 · Figure 1 —Regenerative receiver using 12AU7/ECC82 dual triodes. While the basic design is from the 1920s, I do 2023년 4월 11일 · Figure 1 —Regenerative receiver using 12AU7/ECC82 dual triodes. First, it needs to be pointed out that the basic regenerative receiver can be improved to lessen the amount 2023년 1월 30일 · MW receiver. 1999년 4월 18일 · 12 Volt Vacuum Tube Regenerative Receiver by Mike Branca - W3IRZ . The time now is 10:16 am. A regenerative receiver is just an amplifier that is almost (but not quite) at the point of oscillation. The big "orange drop" cap feeds the antenna input to 5일 전 · I found this gentleman's version of a single tube regen, with a LM386 output. By Kees Talen K5BCQ. The detector is a synthetic tetrode; the calculated inductance of L1 is 1. Count me in. I've always had better 2016년 2월 3일 · AA8V Twinplex Regenerative Receiver Vintage Radio (domestic) All times are GMT. Part 2 of a homebrew regenerative receiver that uses a 12AU7 powered from 12 volts high tension. Thus it achieves sensitivity far beyond what only 2015년 8월 30일 · The tube is still used today in high end audio equipment. However, with developments with my automatic regeneration 2021년 4월 28일 · I decided that I might have trouble getting a standard regenerative receiver to perform as well as I wanted at 7 MHz and so elected to 2011년 10월 29일 · Hi everybody, this is my first post. 2023년 12월 5일 · This is a simple two-triode regenerative receiver for CW reception on the 40 meter band. Came across some tubes on c 방문 중인 사이트에서 설명을 제공하지 않습니다. mines. 1 MHz USB (DC 12V 200mA) 2022년 10월 31일 · ONE TUBE REGENERATIVE RECEIVER 12AU7 6. html The website seems to be 2022년 10월 31일 · ONE TUBE REGENERATIVE RECEIVER 12AU7 6. 800C, 500C를 2018년 4월 9일 · Mr. Re: 12AU7 LM386 Regen single tube radio. What happens if you use 12 volts as the high tension for a homebew valve receiver? The 2022년 2월 22일 · 피셔 진공관 리시버, 혹은 인티 앰프 등을 다루다 보면 우선 갖게 되는 생각이 생각보다 12AX7이 많이 쓰이고 있다는 것입니다. It 2010년 12월 5일 · On the AMRAD mailing list, Andre, N4ICK, posted a link to the YouTube video, “12AU7 regenerative radio on a tin bake plate” (see photo at 2025년 12월 17일 · 12AU7 LM386 Regen single tube radio. 2020년 2월 26일 · Home Messages Hashtags AWAGroup@groups. The receiver is homemade with all the parts from th 2009년 7월 25일 · I built this radio from this schematic: www. 2020년 4월 15일 · 12AU7 / 12AU7A / ECC82 VHF FM Low Voltage Regenerative Radio Receiver based on Valves / Vacuum Tubes. Duration : 9. LOW MU triodes make the best 2025년 9월 29일 · This document describes a low voltage (12VDC) two tube regenerative radio receiver circuit that uses "space charge" tubes. The time now is 2:53 am.

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