General Electronics

5208 Threads Posts
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UK.Free satellite TV.

I have recently moved into a block of flats in an area which cannot receive terrestrial digital TV so my set-top box is...
3 comments posted 21yrs
posted by ham.g0wll
3 comments posted 21yrs posted by ham.g0wll

phone jacks

There is a little plastic piece on a phone jack that enables it to remain firmly in the socket and which you have to sq...
8 comments posted 21yrs
posted by ara
8 comments posted 21yrs posted by ara

book by mike tooley

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=8309910283&rd=1&sspagename=STRK%3AMESE%3AIT&rd=1
0 comments posted 21yrs
posted by wookiz
0 comments posted 21yrs posted by wookiz

harmon kardon hk560

I picked up a used hk560. Everything works great but the noise from the cooling fan is a little loud. Is it normal? Can...
0 comments posted 21yrs
posted by angrylittleal
0 comments posted 21yrs posted by angrylittleal

embedding ERICSSON T10s board

Hi, I want to use a ERICSSON T10s board (from disassambled phone with LCD) in one of my projects. How can I powering up...
1 comments posted 21yrs
posted by rbogubaev
1 comments posted 21yrs posted by rbogubaev

why use pnp transistor when u can use npn

You can use NPN transistors for all applications using PNP transistors, right?? What is then the advantage of using PNP...
6 comments posted 21yrs
posted by logansummersh
6 comments posted 21yrs posted by logansummersh

looking for a device

I am looking for a device (existing,to be designed or to be assembled from existing parts) Requirements: 1. Inexpensive...
2 comments posted 21yrs
posted by dmitry_25
2 comments posted 21yrs posted by dmitry_25

Atmel Tiny2313 return call.

I'm programming a atmel Tiny 2313, and have to use the "ret" statement. The problem is that ret simply jumps to the top...
6 comments posted 21yrs
posted by vidarlo
6 comments posted 21yrs posted by vidarlo

Voltage Reducer

Hi, My frequency counter is IC based with one of its pin as direct input.. about 6Volts. Now I want to measure the freq...
1 comments posted 21yrs
posted by logansummersh
1 comments posted 21yrs posted by logansummersh

Attn: All LM555 IC Wizards

For those experts in the timer ic LM555. What value of potentiometer should I use for Ra, Rb, and C so I can vary the f...
2 comments posted 21yrs
posted by logansummersh
2 comments posted 21yrs posted by logansummersh

1khz AC, 1 Mhz AC

Supposed our alternating current jumps from 60 Hz to 1 khz or 1 Mhz. What would happen? What appliances would be damage...
4 comments posted 21yrs
posted by logansummersh
4 comments posted 21yrs posted by logansummersh

repair question

Hi group, Got a question for ya. Have a Compaq Presario 730 US Laptop which quit working. When you would turn it on, be...
2 comments posted 21yrs
posted by heykoolaidman
2 comments posted 21yrs posted by heykoolaidman