General Electronics

How to silence the ringer of an electronic phone?

Is it possible to silence a non-mechanical phone ringer that does not come with a ringer om/off switch?

3 comments posted 17yrs

posted by boyntonstu

3 comments posted 17yrs posted by boyntonstu

Wartime Minicsope oscilloscope , any info/sources ?

http://home.graffiti.net/diverse:graffiti.net/miniscope9.jpg Made for ultra portability fits in an 8x11x 2.5 inch case...

37 comments posted 17yrs

posted by diverse

37 comments posted 17yrs posted by diverse

program to burn hex files to picstart plus

Since I gave up on the homebuilt programmers I have been happy with MPLab and pickstart plus (USB OLIMEX job), but now...

3 comments posted 17yrs

posted by sambo

3 comments posted 17yrs posted by sambo

Dallas DS3231 RTC; known stability/accuracy issues?

This device is billed as "Extremely Accurate" and with stability +-2ppm (at 0 to 40C). Everything I've read in the data...

4 comments posted 17yrs

posted by NoSpam

4 comments posted 17yrs posted by NoSpam

Tesla Science Project

Great Science Project - 25,000 Volt continuous electrical discharge using Automotive ignition and Radio Shack parts: Che...

0 comments posted 17yrs

posted by ral007

0 comments posted 17yrs posted by ral007

How to build an electronic wife???

I'm lonely and I need a wife, badly.Unfortunately, I'm so ugly, that no sane woman will ever f*ck me. So how can I build...

6 comments posted 17yrs

posted by stolen_energy

6 comments posted 17yrs posted by stolen_energy

Discount vouchers

FreeYourSell.com is a popular website provides variety of discount voucher from shops on the Gold Coast and Brisbane. It...

0 comments posted 17yrs

posted by csr

0 comments posted 17yrs posted by csr

About shift registering in a DAC circuit

Hello Mr Paul Tessier, in this diyaudio thread, show a merge of the digital CS8412 section of a NOS dac with the shift...

0 comments posted 17yrs

posted by ba221

0 comments posted 17yrs posted by ba221

Laser

A laser is a device that emits light (electromagnetic radiation) through a process called stimulated emission. The term...

4 comments posted 17yrs

posted by sonachocok

4 comments posted 17yrs posted by sonachocok

HELP : EAI 1000 Manuals?

I am looking for a set of manuals for an EAI 1000 analog computer that I have just inherited. Does anybody know where I...

6 comments posted 17yrs

posted by m-ghassempoory

6 comments posted 17yrs posted by m-ghassempoory

voltage regulator question adjustable voltage needed

Hello, ok, I'm looking at the datasheet for a 12V voltage regulator... LM340-12.... here's the datasheet: http://www.na...

9 comments posted 17yrs

posted by panfilero

9 comments posted 17yrs posted by panfilero

Any faster direct replacement for the CD4517 ?

Hello Anybody know a faster direct replacement for the CD4517 ? Something who can take a faster clock frequency than the...

0 comments posted 17yrs

posted by ba221

0 comments posted 17yrs posted by ba221

Question re booting a 68000 CPU

What are the essential signals required by a 68000 CPU in order to get its address lines active? Obviously Clock and Re...

3 comments posted 17yrs

posted by jamma-plusser

3 comments posted 17yrs posted by jamma-plusser

Fujezone 2GB Personal Media Player

Features: * Brand new touch screen operation system, with enhanced visual along with convenient operation * 320 x 240 d...

0 comments posted 17yrs

posted by tom.lopez02

0 comments posted 17yrs posted by tom.lopez02

9v battery terminal blanks?

I want to keep some NiMH rechargeable 9v batteries in my tool bag (well, my meter bag, actually). I am currently runnin...

17 comments posted 17yrs

posted by me

17 comments posted 17yrs posted by me