Electronics Repair

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Repairing air compressors

I have a 25 gal, 2hp sears air compressor. It was on a roof and I think the air hose started leaking and nobody noticed...
2 comments posted 17yrs
posted by uriahsky
2 comments posted 17yrs posted by uriahsky

Tek 2465B intensity problem

I have a problem with my 2465B. The display went blank so I got the service manual and started following the flow chart...
0 comments posted 17yrs
posted by joeboatertx
0 comments posted 17yrs posted by joeboatertx

Cheese ECS motherboard

I recently picked up an ECS A939 motherboard for the Athlon 64 FX which had failed for the previous owner. The failure...
12 comments posted 17yrs
posted by NoEMail
12 comments posted 17yrs posted by NoEMail

Ampex tape problem

I have recently been converting my RTR tapes to mp3 and have found a problem with tapes made by Ampex for Philips or Lo...
18 comments posted 17yrs
posted by NoEMail
18 comments posted 17yrs posted by NoEMail

microwave magnetron power rating?

The back of the oven gives microwave(non grill) input and output power-so which one you pick magnetron by in catalogues...
9 comments posted 17yrs
posted by tehit1
9 comments posted 17yrs posted by tehit1

HP-25 calculator shows all zeros, or blank display

Recently aquired a HP-25 programmable calculator (1975) that had dead batteries and wouldn't power up correctly. Someti...
4 comments posted 17yrs
posted by wrongaddress
4 comments posted 17yrs posted by wrongaddress

Samsung TFT 931C Blank White Image

Hi. Sorry my English. I have a TFT Samsung 931C Monitor. With or without signal, the image is full bright white. The 15V...
2 comments posted 17yrs
posted by testeulmar
2 comments posted 17yrs posted by testeulmar

OT Pacemaker

Anyone have any experience repairing a pacemaker? Mine is not working right and I want to remove it and see if I can rep...
12 comments posted 17yrs
posted by meat
12 comments posted 17yrs posted by meat

computer power supplies..

Is there a group for repairing computer power supplies?.. Question... I have the power supply out of the computer... Be...
34 comments posted 17yrs
posted by larya
34 comments posted 17yrs posted by larya

Schottky Diode 31DQ ??

I require the equivalent of a diode with the part # 31DQ 3L 6F i'm not sure what the specs of this diode is. Any help wo...
1 comments posted 17yrs
posted by rbutt
1 comments posted 17yrs posted by rbutt

Simpson 260 series 8

I have a Simpson 260 series 8 meter with two burned resistors. Simpson will not provide a schematic for these anymore c...
8 comments posted 17yrs
posted by captainvideo462002
8 comments posted 17yrs posted by captainvideo462002

Old Singer Sewing Machine - No Variable Speed

Anyone know how these old singer foot pedals work? There's not much to this thing, but I can't for the life of me figur...
15 comments posted 17yrs
posted by pxbacher
15 comments posted 17yrs posted by pxbacher

Need Tektronix 2230 Part - But Where????

We have an old, and excellent, Tektronix 2230 Scope that R&D uses all the time. They rely on it. When it went in for an...
5 comments posted 17yrs
posted by cloakedrun2001
5 comments posted 17yrs posted by cloakedrun2001

Muffin fan sources?

I got some Comair Rotron fans, that fit the spindle motors on some of my CNC machines.. They lasted about a week, befor...
4 comments posted 17yrs
posted by 3t3d
4 comments posted 17yrs posted by 3t3d