General Electronics

Re: Seeking calculator suggestions for solving linear equations with complex coefficients

>Back in the late 60's when I was in engineering school, we used slide rules >with a book for the tables lookup. We did...

0 comments posted 21yrs

posted by hdzi

0 comments posted 21yrs posted by hdzi

pcb specs IPC 2221 for free?

Is there a place where I can find IPC standards for free ? specially IPC 2221 for pcb designing ? Or someone interested...

0 comments posted 21yrs

posted by siliconmike

0 comments posted 21yrs posted by siliconmike

due to some kind of interference, monitor display is "shaking"

hi, I have two monitors connected to my ati card. I have coax on wall - > cable modem surge protector (very small -> 2-...

48 comments posted 21yrs

posted by mistamaila

48 comments posted 21yrs posted by mistamaila

Auto battery question

A few days ago, my car wouldn't start. The dashboard electronics were all working, so I figured it's a dying battery. I...

34 comments posted 21yrs

posted by samthebam1

34 comments posted 21yrs posted by samthebam1

Is there a photodiode that is tuned to detect 532nm visible laser light?

Subject says it all really - all I can find are IR photodiodes. Thanks, Steve

5 comments posted 21yrs

posted by kasterborus

5 comments posted 21yrs posted by kasterborus

Trouble identifying component

I'm repairing a Denon DRA-375RD reciever, and have identified the faulty part. Problem is, I'm not exactly sure *what*...

5 comments posted 21yrs

posted by acctforjunk

5 comments posted 21yrs posted by acctforjunk

Looking for (automotive?) servo to actuate a throttle

I need a fairly heavy duty servo unit (Stepper, or DC with feedback) to operate the throttle on an engine. The catch is...

2 comments posted 21yrs

posted by scottk

2 comments posted 21yrs posted by scottk

Any general electronics mags for hobbyists anymore?

Looks like Nuts & Volts seems to have disappeared. Can't get it at any newsstands I used to. Other than the remaining ha...

6 comments posted 21yrs

posted by stauffer

6 comments posted 21yrs posted by stauffer

Help 7660 or 76600 ?

Hello ! I ordered some 7660, they cames BUT nothing works... The reference on the chips is SN76600P. I think they are N...

1 comments posted 21yrs

posted by michel.deom.nospam

1 comments posted 21yrs posted by michel.deom.nospam

PiezoElectric Spark Ignitor

I walk down the alley on occasion, mostly looking at the pavement to find 'road hazards'. I've picked up a record 106 o...

58 comments posted 21yrs

posted by NOSPAM

58 comments posted 21yrs posted by NOSPAM

video history.. A debut of this ancient video tape firm on the web! There seems to be no reference to them anywhere but.... They owned quads and did onsite work in 1959! Not only that it seemed they had many major ad accounts wrapped up.

A debut of this ancient video tape firm on the web! There seems to be no reference to them anywhere but.... They owned...

0 comments posted 21yrs

posted by esharpe

0 comments posted 21yrs posted by esharpe

Control unit for a proximity reader?

Hi! Does anyone know where to get a simple control unit for a proximity reader? I'm need to build a single door accessc...

2 comments posted 21yrs

posted by div

2 comments posted 21yrs posted by div

Ultrasonic cleaner

Hi , I am loocking for a electronic project to build a driver for a piezoelectic transducer to build a ultrasonic cleane...

0 comments posted 21yrs

posted by gf.XcanaleX

0 comments posted 21yrs posted by gf.XcanaleX

Trigger signal generator

Hi all. I want to synchronize a laser pulse with an AC current (only about 1kHz) source that unfortunately doesn't have...

5 comments posted 21yrs

posted by axfrey

5 comments posted 21yrs posted by axfrey

27" JVC Model AV-27920

I've got a 27" JVC TV. The TV works ok, but there is about an inch of space on the left hand side of the screen that do...

2 comments posted 21yrs

posted by comteck

2 comments posted 21yrs posted by comteck