07:36

ESP32-C3 Based Super Mini Mega Tester

14:23

CD4053 as an Audio Switch

10:34

Mailbag!

11:17

Audio Octave Generator with Input/Output Buffers for Guitar Effect Prototyping

21:29

Emitter Follower as a Buffer Between a Source and Load

10:55

Mailbag!

10:53

Nano Mega Cable Tester

06:15

Serial UPDI Programmer for Arduino IDE

10:03

Mailbag!

09:58

Clean/Treble Boost Pedal Circuit Experimenting

10:36

Op Amp Percussion from the Forrest M. Mims III Engineer's Mini Notebook

08:09

Mailbag!

04:45

Octave Into Fuzz or Fuzz Into Octave?

23:33

Common Emitter Calculations and Circuit Demo

11:08

Mailbag!

07:05

Arduino Controller: NES Turbo Fire Buttons!

11:11

Mailbag!

07:16

Addressable LEDs Replacing Banks of Breadboard LEDs

10:16

Mailbag!

12:30

Octave Fuzz Circuit Experiment

07:20

Nixie Tube Driver Test with HV5222 and IN-12a

07:22

Mailbag!

12:48

Varta NiCad to CR2032

08:14

Nixie Tube Driver using HV5222

10:34

Strange Contraption for a USB Experiment

09:11

Mailbag!

07:58

DTMF Decoder and Phone Audio Matrix Switching

10:56

Finalizing Power Supply Fixes for Guitar Effects

11:47

Mailbag!

12:41

PT2399 Echo Circuit

17:23

Distortion on the Breadboard

11:09

Mailbag!

05:58

What Do Binary Counters Sound Like?

09:09

Making the 555 More Flexible

09:44

Mailbag!

09:15

Audio Hum Solved and 3 Power Supply Teardowns

16:45

First Mailbag of 2024!

17:16

16 Ch Guitar Loop Switcher

07:49

16 Switches Controlling Things via RS485

11:51

Mailbag!

14:36

DMX512 RS485 to 3.3v/5v Isolated Interface

11:38

Mailbag!

09:54

Phone Line Simulator - Phones and Modems Connecting (Locally)

12:47

MCP42100 Digital Pot Breakout Board

06:57

PTC Fused Power Distribution Board for 2.1x5.5mm, Screw Terminals, and Dupont Headers

12:13

Mailbag

10:25

Loop Switcher Part 2 with 16x16 Matrix

11:28

Mailbag

13:09

16x16 Analog Crosspoint Switch using two MT8816's

15:56

Mailbag!

08:40

Audio Signal In, Three Op Amp Output Copies for Multi Destination Sharing

08:53

PT8211 I2S DAC Test with ESP32

09:02

Mailbag

09:47

I2S: MEMS Mics and a PCM5102A DAC

12:53

MIDI In/Out/Thru Interface for Arduino

12:49

Mailbag!

12:43

Digital to Analog Joystick Adapter for CoCo

07:18

[S]NES Gamepad Breakout Board

11:52

Mailbag!

06:48

ESP32 Dev Board