Hello, I have recently joined this group and this is my introductory message. I have been interested in HF portable operation for some time now and have operated from my caravan many times using calls

I have two BC348s - an RCA BC348-C ('top-cap tubes') and a Wells Gardner BC348-N ('single-ended tubes'). The combined output transformer and choke assembly was missing from the -C version when receive

Hi All, I have a little headset which uses two of the ITE No.1 Mk2 earpieces which are wired in series. The DC resistance is about 40 ohms, no idea of the impedance. Would this be considered a high im

50 years ago I bough an electronic device (which I tough was a military SW receiver) at a surplus store. Face was similar to a Marconi CSR-5 has 7 or 8 bands. The dial showed numbers fro 1 to 24 inste

Supply Unit, Rectifier No. 19 YA8087 Used with Smoothing Unit No. 1 for general use or with Smoothing Unit No. 2 (YA8088) when used with Telephone Terminal Equipment No. 1. The YA numbers probably put

Re: [wireless-set-no19] Supply Unit Rectifier No. 19 Henk wrote: It should supply 2 x 12V rectified AC that can be connected in series or parallel (6A per supply), so you can have 12V @ 6A or 24V @ 3A

I have a radio from 1944 that's missing a driving gear and a mounting bracket for this, used for tuning. O Level metalwork should sort out the missing bracket. The tuning condenser shaft rotates 180 d

Ben, I seem to recall the connector number is 233, but I don't want to look for my RUGF manual now. Can you verify that is the connector? I should have plenty of these. For the chassis plug, "maybe".

Dear Fred I have the single version of these PSUs. I was planning to use it to power up a possible transistorised VLF converter or a possible VRC321. The regulation by thyristor control of the rectifi

Looking for the multipin connector, chassis-mounted plug, that goes on the front of the RU series of receivers. Also, the line sockets that fits it but the chassis mount is the important bit, someone

Hi Folks I have an aerial mast that I am having difficulty finding any information about. I think it is late WW 1 or early WW 2 It is made of a sort of resin impregnated fiber 3 Tripod legs about ten

"Through to 1970 – Royal Signals Jubilee" page 82 – "Radio and helio at siege of Sollum" North Africa: small photo of radio in use. Radio has a lid of a sort that lifts up and stands. Has one meter in

Hello my name is Peter Prest and I have just joined the group. I have a number of WW2 Receivers and Transmitters but my current obsession is a "Lightweight Telewriter" (it weighs about 20lb) that I ha

As it has been very quiet on this forum lately maybe someone has experience with transformers? I'm overhauling a battery radio superhet from 1936 and found a problem. The set uses a QP230 driven by an

Last week I added a Danish SMJ-station (Canadian WS-58) to my small collection. The serial number is No. 2124. The NET-switch is located at the front lower left corner. I have the Danish manual. With

SOmebody is prepared to pay £36 with an additional £15 postage for just the empty box. If it is any of you guys, I can do the box and phone at that price Have ebayers gone mad, or is it a scam? The £5

Hello everyone, New to the group. I am a US based Ham with a small collection of Clansman radios and some standard commercial sets (Yaesu 8900 and 817 as well as multiple 2m HT's). Hoping to add a PRC

I'm refurbishing a battery superhet from 1936 which would use a 120v HT battery and a 2 volt accumulator. The grid bias is sorted via the HT negative like the R1155. Question: does anyone know of a PS

Hello paraset enthusiasts, here is Paraset builders group: http://groups.yahoo.com/group/ParasetBuilders/ it is necessary to sign in to the group. 73, Oskar --- geoffg7rmg@... wrote: > Hi David,I've l

Greetings fellow Listees, A pretty massive power supply came my way the other day. Variable 0-40volts at 0-50 amps. Make is a Systron Donner Super Mercury 40-50-0. Output is not variable as it should