Electronics Repair

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Agilent E3633A DC Power Supply

Hi All, Hope someone can offer some advice here. I got a Agilent E3633A DC Power supply second hand from overseas. I sw...
0 comments posted 17yrs
posted by bigal.nz
0 comments posted 17yrs posted by bigal.nz

Wireless doorbell

My doorbell stopped so I checked the 3 batteries in the ringer unit with a flash light. Sure enough, one was dead as on...
5 comments posted 17yrs
posted by boobooililililil
5 comments posted 17yrs posted by boobooililililil

sony evo 9850

what is an error code 90 and 20 on a sony evo 9850
0 comments posted 17yrs
posted by bill
0 comments posted 17yrs posted by bill

Electronic Cigarette - repair or replace ?

VIP electronic cigarettes come with a 1 year warranty to cover parts such as the rechargeable battery and charging unit...
2 comments posted 17yrs
posted by vipcigarette
2 comments posted 17yrs posted by vipcigarette

Pearl Octaver foot pedal query

schematic here (440 K ) http://files.effectsdatabase.com/schematics/pearl_oc-07.jpg anyone happen to know what the func...
3 comments posted 17yrs
posted by diverse
3 comments posted 17yrs posted by diverse

DIY RF amp?

Occurs to me that I could use a small RF amplifier to improve my DTV reception (it's marginal on some stations, PITA to...
16 comments posted 17yrs
posted by nobody
16 comments posted 17yrs posted by nobody

How to make a radio

I want to make a simple radio(reciever), without using any IC and by capacitor, inductor, transistor, diode and other s...
15 comments posted 17yrs
posted by farzadbeheshti12
15 comments posted 17yrs posted by farzadbeheshti12

MPA-31

KIA6280H Find diagram here : http://www2.produktinfo.conrad.com/datenblaetter/300000-324999/310816-sp-01-en-ELA_Universa...
0 comments posted 17yrs
posted by iamnicklandry
0 comments posted 17yrs posted by iamnicklandry

Realistic DX 100 receiver

I need a transformer marked L7 on the board, the markings on the side of the can are as follows oc- 101 A 16 JT
0 comments posted 17yrs
posted by bk416
0 comments posted 17yrs posted by bk416

TV channel sound from a different channel

Hi, I have a RCA ColorTrak 2000 TV. A few days back, one specific channel, ESPN suddenly started using background sound...
4 comments posted 17yrs
posted by mailkaul
4 comments posted 17yrs posted by mailkaul

Fluke 12 Multimeter Display Problem

Hi, Back in 1995, I bought a Fluke "12" Multimeter (digital) because of a special feature (Max & Mim) it has. I have no...
10 comments posted 17yrs
posted by jaugustine
10 comments posted 17yrs posted by jaugustine

LCD H - Lin ...?

Little bit OT in that it's not any item that's on my bench, or ever will be ... Just returned from a trip across the po...
15 comments posted 17yrs
posted by arfa.daily
15 comments posted 17yrs posted by arfa.daily