TransistorRadios at Yahoo! Groups

Re: Capacitor question

Guido Santacana — Mon, 31 Aug 2009 17:11:21 GMT

Answering my own question I found that these caps are polystyrene types and still available through Mouser Electronics and very inexpensive. I never thought

Capacitor question

foxam2001 — Mon, 31 Aug 2009 11:03:01 GMT

Are those small and transparent capacitors that have a foil inside polypropilene types? Best, Guido

Emerson Hybrids

wa3kio — Thu, 20 Aug 2009 16:23:25 GMT

Back in the 1980's, I was in a thrift shop in Philadelphia. I had found a small Emerson radio using a 1R5 converter tube, a 1U4 IF tube and three black RCA

Band-switch Cleaning and electrolytics

foxam2001 — Mon, 17 Aug 2009 11:29:33 GMT

Definitely the use of Deoxit 5 on closely spaced bandswitch wafer is a no-no. The Deoxit is absorbed very well by the wafers and no measure of compressed air

dual or more diodes for am reception

Marc — Mon, 17 Aug 2009 06:01:25 GMT

Hi, When I was building crystal like radio's, I decided to try several diodes in parallel (I suppose I read about it in a book/internet). The result was

FM alignment question on 70s GE portable

Keith — Mon, 17 Aug 2009 01:44:05 GMT

Hi all, Just picked up a GE "TRF" AM/FM/weather band portable from the late 60s/early 70s in working order (I have another one just like it, but the weather

Re: Band-switch Cleaning

Guido Santacana — Fri, 14 Aug 2009 16:43:20 GMT

I did that already and it had some positive effects but it seems that the Deoxit was also absorbed by the wafers. In a common band switch this would not cause

Re: Band-switch Cleaning

RAH1379@... — Fri, 14 Aug 2009 12:12:22 GMT

try blowing it out with some compressed air ... From: foxam2001 To: TransistorRadios@yahoogroups.com Sent: Fri, Aug 14, 2009 6:19 am

Band-switch Cleaning

foxam2001 — Fri, 14 Aug 2009 11:20:38 GMT

I wanted to share this experience with those of you working with multibands. On my Westinghouse RPM 5020 I used DeOxit to clean the band switch. This is the

Westinghouse RPM5020

foxam2001 — Fri, 07 Aug 2009 11:20:22 GMT

Hi, I am new to this interesting list and although a communications receiver (tube type) restorer collector for many years, some transistor multibands have

Re: Panasonic DR-28 - RF-2800 - Help !?

ruudyl — Sat, 20 Jun 2009 07:46:33 GMT

... Hi Raymond I have 4 DR28 and I had one that had the same problem, open the back and spray some contact spray into the band selector slide switches, and

Sanyo RP- 8880 FM and SW not working

ruudyl — Sat, 20 Jun 2009 07:27:44 GMT

I have a Sanyo RP8880 with FM and SW dead, the rest of the radio works fine. I have replaced all the transistors and cap's, but that made no difference. It

Panasonic DR-28 - RF-2800 - Help !?

raymond.chan@... — Thu, 18 Jun 2009 23:09:51 GMT

Hello There I hope someone can help here on the forum. Recently acquired a DR-28 / RF-2800, cosmetically it looks great, and all the switches are intact

Re: Are Zenith radios better?

forestradio — Mon, 25 May 2009 05:05:41 GMT

... I have to second others' opinions on the ZTO. I've had the Transistor 1000 and 7000 (the model with the four vertically stacked knobs), and repaired

Realistic DX-40 schematic

Blaine Arsenault — Mon, 18 May 2009 17:20:22 GMT

Hello. Looking for a manual and schematic for Realistic model number 12-175 DX-40 fm/am/shortwave radio. Thanks