Category builds

XP-720: New Multi-Turn Pots

Very simply modification to the power supply; replacing single-turn potentiometers with multi-turn ones.

Elenco Radio Build: Part III

Nearly completed the AM portion of the radio but seem to have too much signal gain…

Elenco Radio Build: Part II

Building and testing the discrete amplifier, making a “dummy load” and fixing the radio stand.

Elenco Radio Build: Part I

First of a few posts detailing my experience building Elenco’s AM/FM Radio Kit. First stage is assembling and testing the audio output and power input sections.

XP-720 Power Supply

Elenco’s XP-720 Power Supply Kit

I’ve been trying to figure out power supply options for my future projects and it’s been surprisingly difficult due to the fact that I need both positive and negative power rails. Elenco’s XP-720 might be the answer…

Saund-Box: Completed

Some photos of the completed synth project.

Saund-Box: It’s Alive!

Yay, got the synth project working!

Synth Project: Pre-Testing the Circuits

Ended up pre-testing all the synth modules on a breadboard prior to building on the PCB.

Synth Project: VCF Demo

Quick video of the VCF in action.

Synth Project: Creating Front Panel Layout and Wiring Plan

How I created the layout and artwork for the synth’s panel front, as well as a wiring diagram for the components on the back, using Inkscape – a free 2D vector drawing package.