Hobby Electronics Basics

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OT: My Culinary Education

With my wife of nearly 55 years in poor health I've taken on some of the cooking duties. Here is my first attempt at Sw...
17 comments posted 12yrs
posted by To-Email-Use-The-Envelope-Icon
17 comments posted 12yrs posted by To-Email-Use-The-Envelope-Icon

spinning sphere

How cute. https://www.youtube.com/watch?v=wdgzU_84VMg
8 comments posted 12yrs
posted by mrdarrett
8 comments posted 12yrs posted by mrdarrett

Anybody familiar with this 'scope?

Greetings Everybody, My son brought by today an old oscilloscope. The Brand is Lambda and the model is MM-2. On the bac...
3 comments posted 12yrs
posted by etpm
3 comments posted 12yrs posted by etpm

The Scariac

Wow. https://www.youtube.com/watch?v=P9UjxG8sN1c
14 comments posted 12yrs
posted by mrdarrett
14 comments posted 12yrs posted by mrdarrett

Assgnt

Hi all, can someone please assist answer below question am totally gray in electronics and an supposed to present this...
3 comments posted 12yrs
posted by cheruiyoteric91
3 comments posted 12yrs posted by cheruiyoteric91

Explain pump motor start switch

Hi all, I helped my neighbor disassemble a pump motor, we had to remove the centrifugal assembly from the shaft. The ce...
10 comments posted 12yrs
posted by nojunk
10 comments posted 12yrs posted by nojunk

How the circuit works

Whenever I try to understand explanations of how a circuit works these seem very complicated and confusing. There will...
5 comments posted 12yrs
posted by markbradley2006
5 comments posted 12yrs posted by markbradley2006

Desert Electronics Market = 20 Million People

The starter cap for the ac compressor failed and the owner complained it only lasted 5 years. I said 5 years was pretty...
4 comments posted 12yrs
posted by bret.e.cahill
4 comments posted 12yrs posted by bret.e.cahill

LTSpice question

I've noticed some LTSpice simulations indicate a higher than expected transistor current gain (HFE). I drew up a simple...
5 comments posted 12yrs
posted by bperryb
5 comments posted 12yrs posted by bperryb

OT: Inexpensive digital microscope

I'm thinking of ordering a cheap digital microscope like the one in the link below. I don't expect to get the image qua...
3 comments posted 12yrs
posted by Pimpom
3 comments posted 12yrs posted by Pimpom

OT: PNG Format

Is it possible to make multi-page PNG's? That is, I want to post a PNG file that you can see multiple pages, one page a...
10 comments posted 12yrs
posted by To-Email-Use-The-Envelope-Icon
10 comments posted 12yrs posted by To-Email-Use-The-Envelope-Icon

Directional WiFi

If I was going to borrow a public connection from across the street, would a stainless steel salad bowl be better than...
20 comments posted 12yrs
posted by perilmung
20 comments posted 12yrs posted by perilmung

Video DC Restorer

Just did a video DC restorer function (in CMOS) for a UTC camera chip, and realized that it would be trivial to do the...
20 comments posted 12yrs
posted by To-Email-Use-The-Envelope-Icon
20 comments posted 12yrs posted by To-Email-Use-The-Envelope-Icon

How does impendance affect circuit Q?

I have been reading two different tutorials that talk about impedance ver sus circuit Q in RF circuits. One tutorials s...
14 comments posted 12yrs
posted by google
14 comments posted 12yrs posted by google

Best package(s) for basic logic

Hi all, So my audio gate circuit with has advanced, and now has both voltage-driven and current-driven zero-cross detec...
11 comments posted 12yrs
posted by c.difficile
11 comments posted 12yrs posted by c.difficile