General Electronics

5208 Threads Posts
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Analog signal conditioning

Hi to all... I'm having troubles while triyng to find a way to convert a signal to another... Explaination: I have 2 de...
3 comments posted 20yrs
posted by REMOVE_enrico
3 comments posted 20yrs posted by REMOVE_enrico

Capacitor question

Hi I have a rated 525v 30uF Ac capacitor that I want to discharge into a load (coil). I am using a battery as a source,...
18 comments posted 20yrs
posted by lera
18 comments posted 20yrs posted by lera

JVC model HR-D170EK VCR help request

Dear All, Would anybody with the user manual for this old machine be kind enough to loan or scan a copy for me if it is...
0 comments posted 20yrs
posted by UHAP023
0 comments posted 20yrs posted by UHAP023

modem line takeover?!

Looked at several Motorola SM56 modems an all have the same fault-non infinite resistance at line jack which causes the...
28 comments posted 20yrs
posted by j_slobo
28 comments posted 20yrs posted by j_slobo

Force Sensing Resistors in sidewalks

I'm looking for an implementation for detecting when a person walks over given sections of a sidewalk. Digging up and e...
8 comments posted 20yrs
posted by nascortechnologies
8 comments posted 20yrs posted by nascortechnologies

RJ45 and Cat5 power rating

HI I have been looking about and can't find the answer and was wondering if anybody could point me in the right directi...
2 comments posted 20yrs
posted by not
2 comments posted 20yrs posted by not

tv vs. oscilloscope

A long time ago I asked about what one would have to do to convert a TV into an oscilloscope. I can't find my original...
10 comments posted 20yrs
posted by ara
10 comments posted 20yrs posted by ara

scavenging vacuum tubes

Vacuum tubes have largely been replaced by solid state devices. I know that one can still purchase vacuum tubes and the...
13 comments posted 20yrs
posted by ara
13 comments posted 20yrs posted by ara

Simple DC Circuit Question

Assume I have a 9v battery conected to the input of an lm7805. My question is, the lm5805 will produce 5v @ 1Amp... i k...
13 comments posted 20yrs
posted by robert.menotte
13 comments posted 20yrs posted by robert.menotte

OT: Test

Test Regards, Boris Mohar Got Knock? - see: Viatrack Printed Circuit Designs (among other things) http://www.viatrack.ca...
0 comments posted 20yrs
posted by borism_-void-_
0 comments posted 20yrs posted by borism_-void-_