Components and Circuits - Page 4 - 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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Rating Thread / Thread Starter	Last Post	Replies	Views
ULN2003 audio amp. G6Tanuki (18th Feb 2023)	18th Feb 2023 8:22 pm by Cruisin Marine	1	275
Temp sensor Circuit sideoiler (18th Feb 2023)	18th Feb 2023 7:32 pm by duncanlowe	11	304
Transformer parts supplier dougietamson (17th Feb 2023)	18th Feb 2023 7:35 am by Diabolical Artificer	4	290
Hewlett Packhard transistors RogerWalker (17th Feb 2023)	17th Feb 2023 9:20 pm by paulsherwin	6	267
Power Transformer Construction Steve_Bell (16th Feb 2023)	17th Feb 2023 1:05 pm by dougietamson	7	330
Why reduce input valve heater voltage? Martin_Calva (10th Feb 2023)	17th Feb 2023 11:46 am by Maarten	14	709
Confirm capacitor polarity Brett530 (16th Feb 2023)	16th Feb 2023 8:39 pm by Brett530	9	314
Vero pins. Nanozeugma (13th Feb 2023)	16th Feb 2023 11:16 am by duncanlowe	8	629
Li-ion 17670 Superscope (17th Jan 2023)	15th Feb 2023 11:07 am by Superscope	6	504
Feedback TWG300 function generator RogerWalker (9th Feb 2023)	14th Feb 2023 1:58 pm by RogerWalker	2	217
Misbehaving power transformer ( 1 2) dougietamson (9th Feb 2023)	13th Feb 2023 6:41 pm by dougietamson	26	943
Inductor tap value ? Wendymott (5th Feb 2023)	12th Feb 2023 8:48 pm by Cruisin Marine	7	413
EL81 vs EL84 as audio output valve ( 1 2 3) kalee20 (9th Feb 2023)	12th Feb 2023 4:31 pm by Ed_Dinning	41	1,354
Straight Knurled Lock Ring Tightening pmmunro (11th Feb 2023)	11th Feb 2023 9:49 pm by turretslug	11	336
Dual opto-isolators: any experts? John_BS (10th Feb 2023)	11th Feb 2023 2:56 pm by John_BS	5	277
Bridge rectifier specifications required G6ONEDave (9th Feb 2023)	10th Feb 2023 10:40 am by G6ONEDave	8	309
Old crossover capacitors - what type are they? Beobloke (7th Feb 2023)	9th Feb 2023 11:03 am by Glowing Bits!	15	558
Top cap shortage? Diabolical Artificer (6th Feb 2023)	8th Feb 2023 7:29 am by Diabolical Artificer	18	690
Motor control circuit. Diabolical Artificer (4th Feb 2023)	6th Feb 2023 6:12 pm by Mark1960	10	486
Testing for leaky caps ( 1 2) skodajag (3rd Feb 2023)	6th Feb 2023 10:59 am by Craig Sawyers	27	953