Hobby Electronics Basics

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How to solder very thin stranded wire?

This is one conductor in a cable from some iPod earphones: http://www.tinyuploads.com/images/mizPu4.jpg What is the best...
33 comments posted 13yrs
posted by invalid
33 comments posted 13yrs posted by invalid

Rigol DSA 815

This is a moderately priced spectrum analyzer covering 9 kHz to 1.5 Ghz with a tracking generator option. If you do RF,...
24 comments posted 13yrs
posted by charlesschuler
24 comments posted 13yrs posted by charlesschuler

Socket or solder?

How would one make electrical connections to this: http://www.tube-amps.net/images/Hashimoto_Prods/H-30-5S_800.jpg? Is...
18 comments posted 13yrs
posted by freddywilliams
18 comments posted 13yrs posted by freddywilliams

Using A Circuit Breaker As A Manual Switch

How many times can you flip a 30 Amp CB on and off before it wears out? Say you as gentle as possible with the switch. B...
24 comments posted 13yrs
posted by Bret_E_Cahill
24 comments posted 13yrs posted by Bret_E_Cahill

Simple PCB Building Method

I ran across this video. In it the build puts together a PCB using small pieces of PCB superglued to a larger piece. No...
4 comments posted 13yrs
posted by amdx
4 comments posted 13yrs posted by amdx

Initializing an ENC28J60

Hi, I'm currently trying to convert a "NET-IO" board of the German shop "Pollin" into a Serial-to-LAN-adapter and learn...
2 comments posted 13yrs
posted by josef.moellers
2 comments posted 13yrs posted by josef.moellers

Temperature compensation in LTSpice?

Is it possible to simulate circuit performance using LTSpice under different temperature conditions? Say you have a sin...
5 comments posted 13yrs
posted by bperryb
5 comments posted 13yrs posted by bperryb

Crystal load?

I'm ordering a 2-pin crystal (8.86723 MHz) and need to specify the load. A little help calculating this, please? http://...
11 comments posted 13yrs
posted by invalid
11 comments posted 13yrs posted by invalid

PMT question

I recently got a PMT module ,a hamamatsu HC120-05 which has been modified. However,the lit does not show the wiring for...
0 comments posted 13yrs
posted by jfisher864
0 comments posted 13yrs posted by jfisher864

Shorting a small capacitor with a switch

I know it's not a good idea to short-circuit a charged capacitor, especially a large electrolytic. What about smaller c...
7 comments posted 13yrs
posted by Pimpom
7 comments posted 13yrs posted by Pimpom

Signal amplifier works

... unless there is no signal at the input. I started with some information at the following two URLS: http://www.mysti...
88 comments posted 13yrs
posted by stevet810
88 comments posted 13yrs posted by stevet810

HP printer won't power up

The printer has a power plug that goes into the printer. There are three female sockets recessed in the plug. I would g...
4 comments posted 13yrs
posted by wolftracks
4 comments posted 13yrs posted by wolftracks

Diode Lead Length

Hi, I would like to use the 1N5283 diode in a certain application. Like some other applications in power electronics, t...
9 comments posted 13yrs
posted by anand.paralkar
9 comments posted 13yrs posted by anand.paralkar

Old Sony 250 tape recorder meets my TV

My tape recorder is probably 30-40 years old. It plays 4-track tapes. Twenty or so years ago, I had it tuned up. I rece...
5 comments posted 13yrs
posted by wolftracks
5 comments posted 13yrs posted by wolftracks