Components and Circuits - UK Vintage Radio Repair and Restoration Discussion Forum

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Components and Circuits

Components and Circuits For discussions about component types, alternatives and availability, circuit configurations and modifications etc. Discussions here should be of a general nature and not about specific sets.

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Threads in Forum : Components and Circuits

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	Rating Thread / Thread Starter	Last Post	Replies	Views
Sticky Threads
	Sticky: Battery case links and scans. ( 1 2 3 4) RadioHist (6th Jan 2014)	22nd Sep 2021 1:40 pm by Dave Moll	66	51,078
	Sticky: AF11x transistors, 'tin whisker' problems and solutions. Darren-UK (15th Nov 2011)	11th Feb 2018 3:35 pm by AC/HL	2	32,528
	Sticky: Fuses ( 1 2 3) Radio_Dave (8th Jan 2007)	1st Feb 2016 9:11 pm by trobbins	53	81,502
	Sticky: Capacitors in series - pitfalls? ( 1 2 3) Andy Day (29th Aug 2007)	1st Jul 2015 4:32 pm by Herald1360	58	61,361
	Sticky: Battery box and socket details. ( 1 2) neon indicator (28th Jun 2011)	25th Jun 2015 7:19 pm by TonyDuell	36	40,059
	Sticky: Testing a transformer for shorted turns Merlin (24th Jan 2007)	30th Nov 2014 5:34 pm by Eddy_Stone	16	42,299
	Sticky: Grid coupling Capacitor aka "That" cap. ( 1 2) Courtney Louise (25th Aug 2011)	25th Mar 2014 2:32 pm by Station X	34	41,558
	Sticky: Testing an output transformer Radio_Dave (30th Jul 2007)	29th Apr 2013 5:01 pm by Herald1360	11	36,923
	Sticky: Replacement non-electrolytic capacitor values. Station X (2nd Oct 2012)	2nd Oct 2012 8:00 am by Station X	0	29,458
	Sticky: Class X2 and Class Y Capacitors. Station X (16th Dec 2010)	16th Dec 2010 6:40 pm by Station X	0	23,196
	Sticky: Testing transistors. Mike Phelan (27th Oct 2010)	27th Oct 2010 10:23 am by Mike Phelan	0	31,464
	Sticky: Testing transistors - analogue version DAVEHALL (15th May 2010)	7th Sep 2010 11:51 am by Lee.Wilkerson	3	17,039
	Sticky: Testing Transistors. Station X (20th Jun 2009)	20th Jun 2009 2:57 pm by Station X	3	20,430
Normal Threads
	Just asking about these inserts? AdrianH (Today)	Today 12:39 pm by AdrianH	9	169
	PSUD2 versus Schade's Curves ms660 (25th Mar 2023)	Today 9:49 am by ms660	15	358
	Paralleled EZ81 - wiring? G6Tanuki (Yesterday)	Today 6:18 am by PJC58-Hythe	5	201
	Diode Identification RS 51A Deltatango (29th Mar 2023)	Yesterday 8:49 pm by Deltatango	4	172
	ECC81 with broken glass envelope meets 2 x LND150 transistors dougietamson (29th Mar 2023)	Yesterday 6:53 pm by Silicon	15	550
	Gone to air? ITAM805 (26th Mar 2023)	Yesterday 3:24 pm by ITAM805	15	736
	Best D cells ( 1 2) Martin Bush (19th Mar 2023)	29th Mar 2023 10:02 pm by jamesperrett	21	867
	115 volt solenoid sparkymike (25th Mar 2023)	29th Mar 2023 7:26 am by sparkymike	13	437
	Laney valve amp, rebiasing stacman (27th Mar 2023)	28th Mar 2023 9:29 pm by dougietamson	12	320
	Power Transformer Construction Steve_Bell (16th Feb 2023)	28th Mar 2023 5:53 am by Diabolical Artificer	9	498
	Ferranti Rectifier. sparkymike (27th Mar 2023)	27th Mar 2023 8:19 pm by sparkymike	3	197
	Low cost DC-DC boost converter 400v dougietamson (24th Mar 2023)	27th Mar 2023 5:39 pm by G6Tanuki	15	541
	Wax capacitors Dorian27 (23rd Mar 2023)	26th Mar 2023 8:04 am by Craig Sawyers	12	537
	Transformers in parallel? ( 1 2 3) G6Tanuki (18th Mar 2023)	24th Mar 2023 9:08 pm by kalee20	50	1,658
	IGRANIC type J intervalve transformer assistance? AdrianH (24th Mar 2023)	24th Mar 2023 8:56 pm by AdrianH	0	125
	Resistor Value Issue ( 1 2) EdGizzard (27th Feb 2023)	24th Mar 2023 8:54 pm by EdGizzard	29	1,306
	Unusual crimp tags. Sparks (23rd Mar 2023)	24th Mar 2023 5:04 pm by G6fylneil	3	259
	Square wire in transformers. G6Tanuki (23rd Mar 2023)	24th Mar 2023 4:52 pm by Malcolm G6ANZ	16	458
	Valve/Bulb type ref 10AB/4604 what is it? Pete_kaye (7th Oct 2015)	24th Mar 2023 10:47 am by Station X	13	1,338
	Variac wiring. mickm3for (23rd Mar 2023)	23rd Mar 2023 11:07 pm by Silicon	3	225