Repair

Cleaning Plated Electrical Contacts?
Have been Googling the proper way to clean plated electrical contacts but either get nothing if use " or a lot of nonrelevant hits without. Am interested in any suggestions esp how to remove the nonconductive oxides. If a connector is too damaged would also be interested in what are considered the best type re... 25 Sep 2009 11:58

Oldest piece of working and still used test equipment ?
I decided to break into my 1000V DC, 10 Gigohm insulation tester, today. No particular reason , just curious, as still in perfect working order. Had to break a seal to get inside, never needed repair by me or previous owners, just my adapting to 9V nicad use rather than pair of unobtainable 4.5V batteries. Made in... 23 Sep 2009 07:42

Old Grundig Radio ...
Anybody still got, by any remote chance, a schematic for a Grundig Yacht Boy model 208 that they could scan and let me have pronto ? Note that the model number is very specific. There were many different radios produced by Grundig under the "Yacht Boy" flag. I'm sure that there must have been a "Trader" servic... 15 Sep 2009 20:18

FA: NEW Amana / Maytag part number 59001626 commercial microwave oven high voltage transformer
William Miller wrote: Spam! This does not belong on news: sci.electronics.components or news:sci.electronics.repair -- You can't have a sense of humor, if you have no sense! ... 9 Sep 2009 04:11

ViewSonic monitor spasm
I have the model VG800 LCD and have looked for the schematic online, but have not found it yet. However, here is the problem. When I power it up, the green light lites, then an image flashes for a half second then disappears. The light remains on. It can be reset, and the process repeats itself. I tested the ext... 9 Sep 2009 01:59

tektronix D755 CRT problem?
On Sep 7, 7:23 am, IZ8DWF <francesco.messi...(a)gmail.com> wrote: Hello all, I hope this newsgroup is still alive, I see too much spam lately :( I'm repairing an old telequipment/tektronix D755 scope for a friend. So far it started with no  power supply voltages, turned out to be some cold solder joi... 6 Oct 2009 03:22

LCD TV Repair Training Manual/Book Source
Hi, A few months ago I looked for a LCD TV repair training manual/book at Amazon, Border's, Walden's, etc. Do you know of a source for such a manual/book? Thank You in advance, John PS, Remove "ine" from my email address ... 7 Sep 2009 08:51

Kill A Watt P4400 on sale
www.supermediastore.com has the "Kill A Watt" power/energy meter on sale for less than $19, shipping included. I have two, and I might buy another. Consumer Reports says it's accurate within 2 or 3%. Rush right out in a buying frenzy! ... 6 Sep 2009 16:26

Surface mount diode identification
On Sep 2, 5:19 am, Ross Herbert <rherb...(a)bigpond.net.au> wrote: On Mon, 31 Aug 2009 05:18:42 -0700 (PDT), captainvideo462...(a)yahoo.com wrote: :On Aug 30, 3:28 am, Ross Herbert <rherb...(a)bigpond.net.au> wrote: :> On Sat, 29 Aug 2009 11:53:54 -0700 (PDT), "captainvideo462...(a)yahoo.com" :>:> <captainvideo4... 12 Sep 2009 08:35

Service manual or schematics for Kenwood KR-7600 reciver
Krizo wrote: Does anybody have the value of VR1/a-VR1/b potentiometer (volume control)of Kenwood KR7600 reciver. I`ve got reciver without that potentiometer and I have no idea which to put in. Thanks in advance !! 100k ohms x 2. Good luck. -- David Farber David Farber's Service Center L.A... 3 Sep 2009 07:55