DIY VU meter

Tape Recorder Circuit DIY - MH-M18 Bluetooth module and Bias trap added

Tape recorder circuit and AC bias oscillator

DIY tape head-can it erase? and a Better Preamp

Tape Head - preamp and proof of concept

DIY tape head and experiments

DIY Sampler - ISD1820 Part 4-Features and Demo

DIY +/- 12V Power Supply - Quick & Easy

ISD1820 Sampler Part 3 - Complete Schematic with Sequencer and DJ scratch demo

Diy Audio Input Jack - Quick & Dirty

ISD1820 Sampler Part 2 - Adding Automation with Control Voltage

ISD1820 Sampler Chip - How it works and easy Mods

Audio Mixer for DIY Drum Machine

Volume Control for DIY Drum machine-Intro to Potentiometers

Diy Multichannel Drum Sequencer Part 2 and implementation with drum voices

Diy Analog Drum machine sequencer

DIY Analog High-Hat gets a metallic upgrade DR-110 style

High hat 2.0 - Adding voltage control

Gate to trigger converter and final cymbal circuit

Diy Analog cymbal circuit - Boss DR110 style

Diy Analog Snare and High Hat-how to shape noise into drum sounds using envelopes and VCA

Ultra simple white noise generator with one transistor

How to make a TR808 analog kick drum circuit

Analog kick drum circuit demo on oscilloscope

Analog TR 808 based Kick drum on breadboard

Snare and Hi-hat circuit - transistor noise

Diy analog snare drum circuit using transistor white noise generator

Analog hi-hat circuit-the simple way

Using an inverting Schmitt trigger (74hc14) to generate a Sawtooth wave

Hacked a ATX Computer power supply to get + and -12 volt for opamp power