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) RadioHist (6th Jan 2014)	12th Jul 2019 2:20 pm by ThePillenwerfer	54	17,754
	Sticky: AF11x transistors, 'tin whisker' problems and solutions. Darren-UK (15th Nov 2011)	11th Feb 2018 4:35 pm by AC/HL	2	17,424
	Sticky: Fuses ( 1 2 3) Radio_Dave (8th Jan 2007)	1st Feb 2016 10:11 pm by trobbins	53	57,656
	Sticky: capacitors in series - pitfalls? ( 1 2 3) Andy Day (29th Aug 2007)	1st Jul 2015 5:32 pm by Herald1360	58	38,255
	Sticky: Battery box and socket details. ( 1 2) neon indicator (28th Jun 2011)	25th Jun 2015 8:19 pm by TonyDuell	36	19,670
	Sticky: Testing a transformer for shorted turns Merlin (24th Jan 2007)	30th Nov 2014 6:34 pm by Eddy_Stone	16	31,113
	Sticky: Grid coupling Capacitor aka "That" cap. ( 1 2) Courtney Louise (25th Aug 2011)	25th Mar 2014 3:32 pm by Station X	34	25,625
	Sticky: Testing an output transformer Radio_Dave (30th Jul 2007)	29th Apr 2013 6:01 pm by Herald1360	11	23,241
	Sticky: Replacement non-electrolytic capacitor values. Station X (2nd Oct 2012)	2nd Oct 2012 9:00 am by Station X	0	18,764
	Sticky: Class X2 and Class Y Capacitors. Station X (16th Dec 2010)	16th Dec 2010 7:40 pm by Station X	0	14,729
	Sticky: Testing transistors. Mike Phelan (27th Oct 2010)	27th Oct 2010 11:23 am by Mike Phelan	0	18,442
	Sticky: Testing transistors - analogue version DAVEHALL (16th May 2010)	7th Sep 2010 12:51 pm by Lee.Wilkerson	3	13,030
	Sticky: Testing Transistors. Station X (20th Jun 2009)	20th Jun 2009 3:57 pm by Station X	3	15,890
Normal Threads
	Charging old alkaline batteries in the sun ? Jolly 7 (Yesterday)	Today 12:15 am by Refugee	8	222
	How to test low voltage capacitors? Uncle Bulgaria (Yesterday)	Yesterday 10:47 pm by Craig Sawyers	10	201
	Non polarised capacitors. Nanozeugma (20th Jul 2019)	Yesterday 5:33 pm by Studio263	18	565
	VT-167 E1541 CV1716 Triode not 6K8 tubehead1 (Yesterday)	Yesterday 9:10 am by Mike. Watterson	3	106
	Removing DIL IC's ( 1 2) 19Seventy7 (15th Jul 2019)	22nd Jul 2019 6:39 pm by Sean Williams	24	801
	Fish Paper source? Boulevardier (21st Jul 2019)	22nd Jul 2019 6:05 am by Goldie99	3	336
	Another alternative for Sanyo LD3141 KeithsTV (21st Jul 2019)	21st Jul 2019 7:25 pm by KeithsTV	0	95
	Tired diode poppydog (19th Jul 2019)	21st Jul 2019 4:02 pm by paulsherwin	11	526
	Massive parts find. Outrun_uk (21st Jul 2019)	21st Jul 2019 3:28 pm by Outrun_uk	2	270
	EF91 to EF80 ( 1 2) TrevorG3VLF (18th Jun 2019)	21st Jul 2019 6:34 am by Synchrodyne	36	1,290
	Balanced audio O/P from 3-terminal electret capsule. G6Tanuki (19th Jul 2019)	20th Jul 2019 5:20 pm by julie_m	5	210
	"Matching" transformer. Diabolical Artificer (15th Jul 2019)	20th Jul 2019 2:16 am by Synchrodyne	11	386
	Dynaco ST70 Interconnectivity Bookman (19th Jul 2019)	19th Jul 2019 7:35 pm by Bookman	2	109
	2n6027 as a replacement for BRY39 PUT Fokale (17th Jul 2019)	19th Jul 2019 11:21 am by kalee20	11	289
	Domino Capacitor identification Russ Prothero (12th Mar 2019)	18th Jul 2019 7:27 pm by Russ Prothero	19	909
	SMD capacitors X5R, X7R or Y5V 60 oldjohn (17th Jul 2019)	18th Jul 2019 7:02 pm by Maarten	11	226
	Digital transistors ( 1 2) Snarf81 (13th Jul 2019)	18th Jul 2019 12:27 pm by Maarten	21	638
	EL42 in Pye Blackbox puzzle. John10b (17th Jul 2019)	17th Jul 2019 10:05 pm by Chris55000	12	249
	EL822 data with graphs mpegjohn (15th Jul 2019)	17th Jul 2019 10:34 am by mpegjohn	5	243
	Barretter trickie_dickie (16th Jul 2019)	16th Jul 2019 11:02 pm by Herald1360	3	241