General Electronics

Re: eer brief

> > An energy concept (BRIEF) > > Yes, there is a 21st Law of Thermodynamics. That is no knock on Faraday, just > a ref...

1 comments posted 22yrs

posted by rstevew

1 comments posted 22yrs posted by rstevew

Simple 'body area network' circuit

Folks... Does anyone have a reference for a simple scheme for transmitting very low bandwidth digital data over the hum...

1 comments posted 22yrs

posted by johncohn

1 comments posted 22yrs posted by johncohn

Low cost, low bandwidth powerline communication

Folks... Does anyone know of a low cost low bandwidth ac powerline transmission alternative to X10 ? I'm trying to do s...

0 comments posted 22yrs

posted by johncohn

0 comments posted 22yrs posted by johncohn

What does "unlock" for vcrs mean?

I found a web forum with posts from people asking how to unlock brands of VCRs. I found the code for my VCR, did it, an...

1 comments posted 22yrs

posted by scott

1 comments posted 22yrs posted by scott

Stun Guns

For those that are interested in this subject, here is some info on Stun guns. http://www3.telus.net/chemelec/Projects/P...

3 comments posted 22yrs

posted by chemelec

3 comments posted 22yrs posted by chemelec

Inductance of a Helmholtz Coil?

Hello - I have been asked to build a small Helmholtz coil with the intent being a .01T (100 gauss) field that will be t...

1 comments posted 22yrs

posted by mbecker

1 comments posted 22yrs posted by mbecker

Constant Speed Motors

I need a 1/4 hp motor that can be controlled at constant speeds of between about 100 rpm and 5000 rpm. A stepper motor,...

2 comments posted 22yrs

posted by eee

2 comments posted 22yrs posted by eee

Happy New Year!!

Just got a New Years E-mail announcement from a customer that *another* of my mixed-signal integrated circuit designs c...

12 comments posted 22yrs

posted by invalid

12 comments posted 22yrs posted by invalid

Weller iron parts

Can anyone identify the TOP chip in this picture? I thought it was just an op-amp as it has two analogue voltages going...

5 comments posted 22yrs

posted by mjolinor

5 comments posted 22yrs posted by mjolinor

Panasonic TX-29AD1DP faulty degauss circuit

Hello All, I have a Panasonic tv (model TX-29AD1DP) with a faulty degauss circuit. Does anyone know how I could disting...

2 comments posted 22yrs

posted by Mike_smithx1

2 comments posted 22yrs posted by Mike_smithx1

RS232 keypad help

Hi, Can anyone help me with a link or circuit for the following: I am wanting to build a small cabled remote control ke...

0 comments posted 22yrs

posted by tvb

0 comments posted 22yrs posted by tvb

NiCd Chargers vs Ordinary Power Supplies

What's the difference? To prevent overcharging? Bret Cahill

2 comments posted 22yrs

posted by bretcahill

2 comments posted 22yrs posted by bretcahill

Fishing Detector

Hiya folks - bit of a strange one here! I've bought a humminbird smartcast (ref. http://www.humminbird.com/hb_Products....

11 comments posted 22yrs

posted by mikefrombenhall

11 comments posted 22yrs posted by mikefrombenhall

Re; Help on schematic

I would like to reply to some of the posts made after my request.I'll apologise in advance because this may turn out to...

1 comments posted 22yrs

posted by ""norman\"

1 comments posted 22yrs posted by ""norman\"

Driving a DC motor

Hi, I pretend to control a small dc motor (about 5 - 6V) using a microcontroller (PIC) and I think I need some precauti...

3 comments posted 22yrs

posted by paraasnews

3 comments posted 22yrs posted by paraasnews