Sensitive FM Transmitter

55 years ago

Simple and easy build of sensitive FM transmitter circuit. The circuit only requires 2 transistors to work. *L1 = 0.1…

Jimi Hendrix Fuzz Face Pedal JH-2

55 years ago

The following diagram is the Jimi Hendrix Fuzz Face Pedal JH-2 circuit diagram. Schematic by Jim Dunlop Note: Q1 &…

Dallas Arbiter Fuzz Face

55 years ago

This is the circuit diagram of Fuzz Face mods, guitar effect pedal. This is a modified diagram and simpler than…

FETs based Micro-Spy

55 years ago

This is Micro-Spy circuit which designed using FET components.. Circuit Notes: (more…)

LED Pilot Light using FET

55 years ago

This is the LED pilot light (or LED indicator) circuit. LEDs (Light Emitting Diode) part are interesting things. They only…

Lantern Dimmer and Flasher

55 years ago

Here is the circuit diagram of lantern dimmer / flasher designed by Tony Van Roon: There are two circuit modes:…

LED Flasher 2-Transistors

55 years ago

The following is LED Flasher circuit which use 2 transistors for LED switching. The circuit works similar to flip-flop operation.…

Simple Mic Pre-Amp based LM358

55 years ago

Here the simple mic pre-amp circuit design based on single IC LM358. The circuit is very simple, inexpensive and easy…

Maestro Boomerang Pedal

55 years ago

Here the circuit diagram of Maestro Boomerang pedal / Wah-Wah pedal for electric guitar effect. Note: Transistors Q1 and Q2…

Guitar Pre-Amp with JFET 2N5457

55 years ago

Designed by Don Tillman, this guitar pre-amp circuit design is dedicated for people who don"t like op-amps module. This circuit…