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Tech Talk

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The Colossus of Radio -- Crosley Radio Corporation’s 1936 “WLW Model Super-Power Radio Receiver”
 GTC's avatar Started by: GTC at
4:51:21 PM on 3 August 2020
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1000 Ohms per volt meters
 Gandhn's Gravatar Started by: Gandhn at
3:56:05 PM on 3 August 2020
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The little general that maybe never was
 Jimb's Gravatar Started by: Jimb at
3:54:24 PM on 27 July 2020
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Ducon Serviceseal capacitors
 Jimb's Gravatar Started by: Jimb at
4:39:40 PM on 25 July 2020
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AWA PA449Y radio tuner kit option in 1960's PA amps
 Trobbins's avatar Started by: Trobbins at
10:00:59 PM on 22 July 2020
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Wire wound resistors vs metal film etc
 Destino's Gravatar Started by: Destino at
10:56:11 AM on 22 July 2020
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AWA model 563MA
Bowler's Gravatar Started by: Bowler at
9:53:08 AM on 14 July 2020
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Astor Mickey HPM
Jimb's Gravatar Started by: Jimb at
2:07:37 PM on 11 July 2020
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Components
 Hansjoachim's Gravatar Started by: Hansjoachim at
8:14:18 PM on 9 July 2020
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Hickok 530 B valve tester
 Jimb's Gravatar Started by: Jimb at
7:51:39 PM on 5 July 2020
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Philips Radioplayer 05571
 Kakadumh's Gravatar Started by: Kakadumh at
7:46:32 PM on 5 July 2020
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Airzone 1452A circuit
 Johnny's avatar Started by: Johnny at
4:55:18 PM on 5 July 2020
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Stromberg Carlson 5A26 I need specs for the power transformer.
 Stringer's Gravatar Started by: Stringer at
2:08:51 PM on 29 June 2020
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HMV C23C Table radio multi band
Jimb's Gravatar Started by: Jimb at
1:04:43 PM on 29 June 2020
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Small home brew TRF receiver previously listed in radio identification help.
 Jimb's Gravatar Started by: Jimb at
7:31:35 PM on 22 June 2020
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STC A- 141A
 Jimb's Gravatar Started by: Jimb at
6:02:51 PM on 18 June 2020
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Help with replacement output transformer for Kriesler 11-20
 Rick Bartlett's Gravatar Started by: Rick Bartlett at
2:50:31 PM on 17 June 2020
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Procedure to replace the 3.3Volt cable in the Scope Iron.
 Flukeoneseventyfive's Gravatar Started by: Flukeoneseventyfive at
4:44:00 PM on 13 June 2020
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RCA WR-49B open AF oscillator transformer
 BurntOutElectronics's Gravatar Started by: BurntOutElectronics at
11:12:40 AM on 8 June 2020
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Identification of radiogram chassis needed
 Trobbins's avatar Started by: Trobbins at
5:34:04 PM on 5 June 2020
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Kriesler 11-99 serial number register
 GTC's avatar Started by: GTC at
8:04:57 PM on 4 June 2020
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Electrosound V53 Radiogram
 Viccadillac's Gravatar Started by: Viccadillac at
7:13:03 PM on 20 May 2020
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Grundig KS-650
 Padge's Gravatar Started by: Padge at
12:00:16 PM on 20 May 2020
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Bias batteries in mains-powered radios?
 Ian Robertson's Gravatar Started by: Ian Robertson at
5:11:42 PM on 11 May 2020
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Silver Radio - Model 8S - 45 (All Transistor) MW / SW1 / SW2 - Threading Radio Tuner Dial & Volume Potentiometer
 Tedantique's Gravatar Started by: Tedantique at
3:35:58 PM on 8 May 2020
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Little Nipper from Australia
 6A8G's Gravatar Started by: 6A8G at
7:26:14 AM on 26 April 2020
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Philips NG1030 parts
Scotty's Gravatar Started by: Scotty at
11:06:00 PM on 16 April 2020
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HMV circuit
 Marcc's avatar Started by: Marcc at
11:35:31 AM on 16 April 2020
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European Philips speaker baffle plate.
 Johnny's avatar Started by: Johnny at
1:59:07 PM on 14 April 2020
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UPS for 1950s HMV
 SBR's Gravatar Started by: SBR at
6:23:29 PM on 13 April 2020
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The crackling 6M5
 Ian Robertson's Gravatar Started by: Ian Robertson at
8:07:03 PM on 11 April 2020
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Kriesler 11-77/78
 Padge's Gravatar Started by: Padge at
7:10:45 PM on 9 April 2020
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Ferris M134 MK ll
Jimb's Gravatar Started by: Jimb at
3:45:33 PM on 9 April 2020
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Kingsley Ferrotune schematic
 JFB's Gravatar Started by: JFB at
1:28:44 PM on 9 April 2020
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How many watts from a 300b cathode-follower?
 NewVista's avatar Started by: NewVista at
2:42:20 AM on 9 April 2020
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Polyphonic Analogue Synthesiser theory
 NewVista's avatar Started by: NewVista at
12:00:17 AM on 9 April 2020
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Valve defect
 Vintage Pete's avatar Started by: Vintage Pete at
11:32:52 PM on 6 April 2020
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Repurposing a RG45 jack off a bad cable to occupy a port you don't want to use
 Wa2ise's avatar Started by: Wa2ise at
10:57:01 AM on 6 April 2020
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Carbon pot characteristics & tap value for 1939 Hotpoint bandmaster 198DE
 Duconbuster's Gravatar Started by: Duconbuster at
8:10:27 PM on 5 April 2020
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AWA CHAMPION 4 429 MA question for Brad
 Tallar Carl's avatar Started by: Tallar Carl at
10:19:06 PM on 2 April 2020
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Help! Identify my radio
 Audioaaron's avatar Started by: Audioaaron at
9:48:32 PM on 2 April 2020
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Philips RF4
 Scotty's Gravatar Started by: Scotty at
8:55:16 PM on 1 April 2020
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Nordmende Elektra 58 What is the IF blocking circuit?
 Tippy's Gravatar Started by: Tippy at
8:09:08 PM on 28 March 2020
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Just repaired a Channel Master CM7000 digital to analog NTSC converter box
 Wa2ise's avatar Started by: Wa2ise at
7:11:05 AM on 19 March 2020
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Analogue circuit Question
 NewVista's avatar Started by: NewVista at
3:21:48 PM on 12 March 2020
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Phillips battery portable 111D
 Jimb's Gravatar Started by: Jimb at
2:03:26 PM on 5 March 2020
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Aussie vintage radio restorer on YouTube
 GTC's avatar Started by: GTC at
10:19:00 PM on 2 March 2020
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National Panasonic R-357 & Soviet Transistors
 BurntOutElectronics's Gravatar Started by: BurntOutElectronics at
4:17:22 PM on 1 March 2020
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Help! - Current Flow
Patrick's Gravatar Started by: Patrick at
11:30:59 AM on 19 February 2020
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Have to turn volume up full to hear anything
 mawdryn's Gravatar Started by: mawdryn at
10:58:20 PM on 18 February 2020
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Stromberg Carlson Radio model 5A26.
 Bowler's Gravatar Started by: Bowler at
5:26:32 PM on 15 February 2020
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Astor HM restoration update
 mawdryn's Gravatar Started by: mawdryn at
8:34:59 PM on 11 February 2020
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Not all tubes created equal?
 mawdryn's Gravatar Started by: mawdryn at
1:10:43 PM on 8 February 2020
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High Voltages
 mawdryn's Gravatar Started by: mawdryn at
10:17:53 AM on 8 February 2020
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Antenna to AC connection
Tallar Carl's avatar Started by: Tallar Carl at
4:23:52 PM on 26 January 2020
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Tasma Console Radio model 1031
 Normf's Gravatar Started by: Normf at
5:15:16 PM on 23 January 2020
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Radio Identification
 Arcadus's avatar Started by: Arcadus at
1:26:09 PM on 20 January 2020
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HMV 661 console radio electros
 Normf's Gravatar Started by: Normf at
9:16:55 PM on 17 January 2020
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Radio squealing while tuning
 Zeerust's Gravatar Started by: Zeerust at
8:44:55 PM on 11 January 2020
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Becker Pacific 740 car radio cassette from Mercedes
 Jimb's Gravatar Started by: Jimb at
7:36:37 PM on 9 January 2020
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Capacitor polarity
 mawdryn's Gravatar Started by: mawdryn at
3:01:19 PM on 8 January 2020
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Pye Black Box All Transister
 Rastas's Gravatar Started by: Rastas at
5:49:30 PM on 7 January 2020
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Dick Smith T2200 soldering stan.
 Bowler's Gravatar Started by: Bowler at
10:26:12 AM on 6 January 2020
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STC radio 400-1
 Barry Knight's Gravatar Started by: Barry Knight at
1:34:18 AM on 5 January 2020
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Essanay Bantam 80 1937
 Tallar Carl's avatar Started by: Tallar Carl at
7:03:29 PM on 3 January 2020
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STC radio model A4110
 Bowler's Gravatar Started by: Bowler at
11:36:02 AM on 2 January 2020
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HMV Caprice N3-4Y
 Arcadus's avatar Started by: Arcadus at
9:28:19 AM on 24 December 2019
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HMV Caprice N3-4Y
 Arcadus's avatar Started by: Arcadus at
9:28:04 AM on 24 December 2019
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Healing circuit
 Scotty's Gravatar Started by: Scotty at
6:14:26 PM on 22 December 2019
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The Civic by Eclipse
 Tallar Carl's avatar Started by: Tallar Carl at
5:45:39 AM on 15 December 2019
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