General Electronics

Why Can't I get This FET To Oscillate

I built up a FET version of the phase shift oscillator on the right of http://ourworld.compuserve.com/homepages/Bill_Bo...

101 comments posted 21yrs

posted by NOSPAM

101 comments posted 21yrs posted by NOSPAM

PLEASE

PLEASE DONATIONS NEEDED Hello: I am asking for any help that I may please receive. I am requesting DONATIONS in ANY CON...

0 comments posted 21yrs

posted by docp

0 comments posted 21yrs posted by docp

Constant Voltage Transformer Question

A major pain-in-the-ass in Arizona is lightbulb lifetime, particularly this time of year, where one day will require he...

82 comments posted 21yrs

posted by thegreatone

82 comments posted 21yrs posted by thegreatone

audio preamp circuits

newbee in a way i need a phono preamp circuit that runs off a battery 9 volts or less need it for a magnetic cartridge...

4 comments posted 21yrs

posted by plener

4 comments posted 21yrs posted by plener

Re: Warning! Virus!

> > >My Linux computer does not have any ad/spy-aware and anti > >virus software installed, yet I don't see any harm to...

2 comments posted 21yrs

posted by jamessweet

2 comments posted 21yrs posted by jamessweet

[OT] ATX Power Supply

Hi There, If this is off topic, please forgive me. I just bought a 430 Watts ATX power supply to replace the one (300Wa...

3 comments posted 21yrs

posted by !spamMe

3 comments posted 21yrs posted by !spamMe

Experiment - Relay Driver

I am *so* sick and tired of the idiots that 'design' a circuit like this one http://circuitos.tripod.cl/schem/r95.gif t...

0 comments posted 21yrs

posted by NOSPAM

0 comments posted 21yrs posted by NOSPAM

Low-voltage diac?

Is there available a DIAC with breakover voltage ratings in the 5-15V range? Or an equivalent device? All I've seen so...

20 comments posted 21yrs

posted by npreston

20 comments posted 21yrs posted by npreston

OT: "admilli service" ????

Cleaning up my wife's computer, after a teen-age granddaughter installed a bunch of crap, I ran across a program called...

19 comments posted 21yrs

posted by thegreatone

19 comments posted 21yrs posted by thegreatone

Adjust horiz POSITION on PS34190 Cinemascreen?

I have a PS34190 Proscan Cinemascreen, a beautiful but tempermental television set. I have just hooked up the component...

0 comments posted 21yrs

posted by tommy2times

0 comments posted 21yrs posted by tommy2times

Good coating for condensation protection?

I've got a temperature sensor circuit which is subject to severe condensation. What's a good protective coating? I was...

13 comments posted 21yrs

posted by Me7

13 comments posted 21yrs posted by Me7

Experiences of the Electra autorouter...

Hi, Has anyone here any experiences to share about the Electra shape-based autorouter ( http://www.connecteda.com)? It...

3 comments posted 21yrs

posted by mdeblis

3 comments posted 21yrs posted by mdeblis

Printer Interface

Anyone got ideas on this problem..... I want to be able to use a USB printer on a machine that has a Centronics printer...

14 comments posted 21yrs

posted by dingus

14 comments posted 21yrs posted by dingus

Where To Buy Emergency Stop Buttons?

Where can I buy several inexpensive (red) emergency stop buttons? I have looked many places for such buttons and the be...

8 comments posted 21yrs

posted by LunarBrass

8 comments posted 21yrs posted by LunarBrass

Hall Effect Sensors

Can someone help me ID the Hall Effect sensors I'm posting to ABSE? Thanks. -- @@F@r@o@m@@O@r@a@n@g@e@@C@o@u@n@t@y@,@@C...

2 comments posted 21yrs

posted by NOSPAM

2 comments posted 21yrs posted by NOSPAM