Hobby Electronics Basics

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analog video signals

I was just wondering if anyone knows what the analog video signals going from the computer to the monitor look like or...
19 comments posted 19yrs
posted by bob
19 comments posted 19yrs posted by bob

synth circuit - output to amp? different waveform?

I built a couple of different synth circuits, schematics are here: http://www.geocities.com/usenet_daughter/tone_genera...
5 comments posted 19yrs
posted by usenet_daughter
5 comments posted 19yrs posted by usenet_daughter

Videophone/VoIP

Just got VoIP and videophone. Anyone have tips for tweaking?
1 comments posted 19yrs
posted by annkarlberg
1 comments posted 19yrs posted by annkarlberg

PICkit 2 problem

In trying to install my pickit 2 on a new system, the 'busy' light began blinking. Now I can't get the pickit program t...
0 comments posted 19yrs
posted by randy.day
0 comments posted 19yrs posted by randy.day

How to catch a high signal?

Hello all, I have got a problem with a digital circuit. I got a signal from a comperator, which changes from 0 to 1 and...
3 comments posted 19yrs
posted by irina.kemper
3 comments posted 19yrs posted by irina.kemper

delco radio modifications

Group- Not sure if there's anyone out there who has any experience with car radios. Specifically, have a '99 Chevy S-10...
6 comments posted 19yrs
posted by ak.mackenzie
6 comments posted 19yrs posted by ak.mackenzie

Gate Deisgner?

Hi all, Hopefully I'm not repeating a question asked many times before, but I did try to search the net and found no an...
14 comments posted 19yrs
posted by noone
14 comments posted 19yrs posted by noone

Microphone and Pre-amplifier question

Good day! I'm looking at the following products: Electret Condenser Microphone http://www.knowlesacoustics.com/images/s...
18 comments posted 19yrs
posted by mr.whatever
18 comments posted 19yrs posted by mr.whatever

Anything neat at Makers Faire?

--Wound up stuck in my booth for the duration and didn't get to circulate! Saw one guy with a MIDI interface board for...
1 comments posted 19yrs
posted by steamer
1 comments posted 19yrs posted by steamer

Printer mod

I have built a flatbed printer from an old Epson 640 but need to fool the printer into thinking there is paper in, when...
5 comments posted 19yrs
posted by dave,pittam
5 comments posted 19yrs posted by dave,pittam

FPGA or shift registers?

hi, I have a device with 34 digital (5V or 0V) inputs. Only one of the 34 can be 5V at any one time. I'd like to know t...
5 comments posted 19yrs
posted by jonyt
5 comments posted 19yrs posted by jonyt

Obsolete Parts

Not so much here (on Usenet (or more properly, the Google Groups Convenient Interface To Usenet)), but at times in elec...
7 comments posted 19yrs
posted by blahbleh666
7 comments posted 19yrs posted by blahbleh666

Shielding from microwaves

Hi, I am having a little microwave experiment, and I want to shield some cracks from leaking microwaves. A friend said...
13 comments posted 19yrs
posted by eric
13 comments posted 19yrs posted by eric

An Interesting Book on the History of Electronics

I came across a book well worth reading for anyone with an interest in electronics. The title is "Much Ado About Almost...
1 comments posted 19yrs
posted by Marcel Brodmann
1 comments posted 19yrs posted by Marcel Brodmann

very small mechanical latching relays

Do they make very small mechanical relays(for switching very small currents and voltages) that also latch? Essentially...
6 comments posted 19yrs
posted by Jon_Slaughter
6 comments posted 19yrs posted by Jon_Slaughter