Simple Signal injector circuits using transistors
This is simple signal injector circuit, used two transistors join together as astable multivibrator, signal output frequency 1,000Hz in square wave form.[…] Read more
Astable multivibrator
Toy Organ circuit using transistors
Let’s play a simple toy organ circuit. My daughter has interested in piano. Believe it or not, we can create a simple piano circuit by ourselves. Read more
CD4047 Astable multivibrator circuit
Learn how use CD4047 CMOS datasheet as astable multivibrator circuits. Test example circuits, Basic square wave generator, and blinking two LED circuits. Read more
Transistor Crystal Oscillator circuit ideas
If you are looking for a constant frequency generator that easy and inexpensive. Here are the transistor crystal oscillator circuit ideas. They may help you works finish. There are 4 circuits as follows. 1# Carrier wave generator circuit 25 years ago, I used this oscillator circuit to AM radio station. I use it like a … Read more
LED Flashers Circuits and Projects using transistor
This is many LED flasher circuit and with PCB layout using transistors astable multi vibrator as low frequency oscillator below more…[…] Read more