Hobby Electronics Basics

  1. Home
  2. Hobby Electronics Basics
9387 Threads Posts
to

Worth reading in Hobby Electronics Basics

Erratic sinewave signal generator?

I have a Novatech 2901A 32Mhz synthesizer that increments in steps of 1Khz with digital readout from 200Khz to 32Megs....
4 comments posted 12yrs
posted by bperryb
4 comments posted 12yrs posted by bperryb

Hendershot Generator

I've received an ad for plans for a Hendershot generator, claiming that it will produce power sufficient to run an enti...
6 comments posted 12yrs
posted by GM Forsythe
6 comments posted 12yrs posted by GM Forsythe

Planet Monitoring System Using Sensors

Hello all, My group and I are designing a planet monitoring system that measures moist ure, sunlight, temperature, and...
7 comments posted 12yrs
posted by querida.ellis
7 comments posted 12yrs posted by querida.ellis

OT: Halogen Bulb Question

Installing some pendant lights in the kitchen. They came with this Halogen bulb: MR16 EXN+C 12V 50W The edge of this bu...
6 comments posted 12yrs
posted by To-Email-Use-The-Envelope-Icon
6 comments posted 12yrs posted by To-Email-Use-The-Envelope-Icon

±5V from up to +12v

I'm trying to design a remote controlled volume controller, and the chip I've chosen to control the volume needs ±5v fo...
35 comments posted 13yrs
posted by newsgroup.nospam
35 comments posted 13yrs posted by newsgroup.nospam

Multisim Files

Is there a SAFE viewer out there for MultiSim files (*.ms10)? Everything I find is an exe of questionable source. ...Ji...
3 comments posted 13yrs
posted by To-Email-Use-The-Envelope-Icon
3 comments posted 13yrs posted by To-Email-Use-The-Envelope-Icon

Antenna impedance

With reference to this schematic: http://www.pyroelectro.com/projects/pyro_rf_transmitter_27mhz/img/schematic.png I'd l...
18 comments posted 13yrs
posted by riccardomanfrin
18 comments posted 13yrs posted by riccardomanfrin

Ryobi battery pack

I have a 7.2 volt battery which appeared to have died. By repeated charging and discharging I have got it back to 6.97 v...
6 comments posted 13yrs
posted by dewhurst.roger
6 comments posted 13yrs posted by dewhurst.roger

Pin extraction tool

I have a Kenwood portable radio charger KVC-5A for my fire department radio. We purchased some new Kenwood radios. The...
3 comments posted 13yrs
posted by mark.gramlich
3 comments posted 13yrs posted by mark.gramlich

OT: Source for this routed piece of wood

I'm looking for a source of this routed/shaped piece of wood... that I can stain and add to our new butler's pantry cab...
3 comments posted 13yrs
posted by To-Email-Use-The-Envelope-Icon
3 comments posted 13yrs posted by To-Email-Use-The-Envelope-Icon

Oscilloscope question

I have a TEK 465B 'scope. There are 8 divisions on the vertical axis of the graticule. When using a 10x probe does this...
7 comments posted 13yrs
posted by etpm
7 comments posted 13yrs posted by etpm

Very interesting 'scoping results

At least interesting to me. On the advice from members of this newsgroup I bought a 465B TEK oscilloscope. It comes in...
10 comments posted 13yrs
posted by etpm
10 comments posted 13yrs posted by etpm