General Electronics

Watt meter / Power meter / kWh meter

FYI-- After searching at length for a watt meter, i.e. to determine how much power my appliances are using (and to prov...

14 comments posted 23yrs

posted by plinius

14 comments posted 23yrs posted by plinius

RS-232 Keypad?

I have been looking for simple low cost Keypads w/RS-232 output. What are some good manufacturers? Looking on the Web I...

13 comments posted 23yrs

posted by arobustu

13 comments posted 23yrs posted by arobustu

Kindling for the Fire

I remember, when I was a kid, we had a veggy tray from an old fridge that we used for draining the oil from the engine...

105 comments posted 23yrs

posted by alondra101

105 comments posted 23yrs posted by alondra101

Condensation a problem on PCBs w/o a solder mask?

We just got back a few boards from APCircuits (great job, BTW) for prototyping a circuit....2-sided, no solder masks or...

13 comments posted 23yrs

posted by jmuchow

13 comments posted 23yrs posted by jmuchow

Decca TV spares

Hi all, Anyone know of somewhere I might be able to get IC spares for Decca/Tatung TV sets ? Thanks, Chris

2 comments posted 23yrs

posted by exxos

2 comments posted 23yrs posted by exxos

can Zenner 5 V1 to replace 4.3 V diodes????

http://main.linuxfocus.org/English/May2002/article236.shtml see the component list. I do not have 4.3 V but 5V1. help, p...

9 comments posted 23yrs

posted by myLinux

9 comments posted 23yrs posted by myLinux

Electric blanket control

In an attempt to control a number of blankets serving as radiant floor heaters I like to know how to use a single conro...

2 comments posted 23yrs

posted by thehun54

2 comments posted 23yrs posted by thehun54

damaged components (gfx card)

I have a PNY geforce 4 ti4200 64Meg graphics card which has sustained some damage. The damage is not very extensive and...

1 comments posted 23yrs

posted by penis_enlargement

1 comments posted 23yrs posted by penis_enlargement

REQ: Hitachi VT-F540AW Info

Hello, Does anybody have some information on this ancient (circa 1991) Hi-Fi VCR? I'd like to obtain the instruction ma...

2 comments posted 23yrs

posted by jtur

2 comments posted 23yrs posted by jtur

110V and 220V

I am planning to take some electronic items from the US to India. But the voltage there is 220V , 50Hz. I have seen a l...

11 comments posted 23yrs

posted by mahesh_cbrl

11 comments posted 23yrs posted by mahesh_cbrl

cell phone

I wish to make a remote controlled device . Using a cell phone as the reciever , to operate a 240 volt domestic applianc...

1 comments posted 23yrs

posted by wnnw33021

1 comments posted 23yrs posted by wnnw33021

Special Relays for low voltage circuit

I am building a device that runs on regular batteries and I need to use relays in it. Are there special relays for thes...

2 comments posted 23yrs

posted by roojai

2 comments posted 23yrs posted by roojai

Cheaply measuring wireless signal strength

802.11b wireless networks run on 14 channels from 2.412GHz to 2.484GHz. I want to be able to test the signal strength i...

19 comments posted 23yrs

posted by markc

19 comments posted 23yrs posted by markc

Building an Ammeter with TORQUE!

Hi ..... I need help in building what is basically an ammeter with TORQUE!!!! The current from each phase of the househ...

3 comments posted 23yrs

posted by skk

3 comments posted 23yrs posted by skk

Hex file format for 93LC46B from Microchip

Hi, I have done up a little program to program 93LC46B (1kb serial EEPROM) from microchip. It has an organiztion as fol...

5 comments posted 23yrs

posted by wolfpack307

5 comments posted 23yrs posted by wolfpack307