Circuit Bench

Articles
Title
1-Transistor MW Radio (CB18841E)
12 V to 110 V or 220 VAC Inverter (CB18231E)
Voltmeter 200 k ohms per Volt (CB18923E)
Constant Volume Amplifier (CB18461E)
Heterodyne Frequency Meter (CB18295E)
Electronic Bird (CB18670E)
Anti Theft Alarm (CB18209E)
AC Pulse Activated Counter (CB18709E)
3 W FM transmitter (CB18765E)
Super Machine Sequential (CB18708E)
Photodiode Amplifier I (CB18863E)
VCO 4046 (CB18269E)
FET Astable (CB18252E)
Hybrid Touch Sensor (CB18337E)
Telegraphy Practice Oscillator (CB18342E)
Phase Inverter (CB18959E)
Amplifier CA3020 (CB18499E)
4 Transistor Stereo Amplifier (CB18848E)
Presence Detector (CB18741E) The original name of this project found in documentation from the 90s is “ghost hunting”. The circuit uses a not too long stretched plate or wire as a sensor and has its adjustment made by a trimpot. The power i
6-Transistor Radio TR6A (CB18391E)
Stereo FM Transmitter (CB18734E)
Single Channel 27 MHz 3 V Receiver (CB18529E)
Hearing Aid Amplifier (CB18830E)
Micro Amplifier H531 (CB18398E)
TTL Time Base (CB18258E)
Car BTL Amplifier Module (CB18593E)
Instrumentation Amplifier (CB18993E)
Grid Dip Meter (CB18522E)
MW Commercial Radio (CB18308E)
Power Inverter (CB18502E)

Page 12 of 528