Circuit Bench

Articles
Title
Gain 10 Amplifier – 741 (CB254E)
Divide-by-5 7490 (CB255E)
1 kHz Astable Using the 4070 (CB252E)
Frequency Divide-by-10 TTL - Circuit Using the 7490 (CB253E)
Band-Pass 1 kHz Filter Using the 741 (CB250E)
PWM Motor Control (CB251E)
Current Limit (CIR035)
Twin-T Oscillator Using the 741 (CB249E)
Bass and Treble Control (CB246E)
Relay Driver (CB247E)
Mixer Preamplifier Using FET (CB244E)
Ceramic Filter Oscillator (CB245E)
1 KHz Band-Pass Filter (CB242E)
Emergency Light (CB243E)
Simple Siren (CB240E)
Voltage Quadruplier (CB241E)
Divide-by-8 TTL (CB238E)
Preamplifier Using a PNP Transistor (CB239E)
Simple Electronic Thermometer (CB235E)
Simple NiCad Charger (CB237E)
0.5 W Transistor Audio Amplifier (CB233E)
AM Booster (CB234E)
Water Detector (CB231)
Simple Amplifier Stage (CB232E)
Transistor Touch-Switch (CB228E)
Neon Lamp Timer (CB229E)
1 MHz XTAL Oscillator (CB226E)
Divide-by-6 TTL por 6 (7490) (CB227)
Modulation Using na UJT (CB224E)
Divide-by-7 TTL (CB225E)

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