Circuit Bench

Articles
Title
Scratch Filter (CB6936E)
Locked static switch (CB6814E
20 kHz counter with SCS (CB6614E)
Transient Suppression on SCRs (CB6571E)
Triac power control (CB6563E)
Metal Detector (CB6524E)
330 MHz Oscillator (CB6509E)
Siren for motorcycle (CB6491E)
Parallel Alarm Series (CB6415E)
Nicad Protected Charger (CB6396E)
20 W Class AB Amplifier (CB6283E)
UJT Flasher (CB6258E)
Crystal Controlled Oscillator (CB6186E)
Noise limiter (CB7397E)
Tachometer feedback control (CB7391E)
DC voltmeter with FET (CB7349E)
Call indicator (CB7235E)
Telegraph manipulator (CB7038E)
Frequency to voltage converter (CB6993E)
Simple modulator (CB6915E)
High Voltage Power Supply (CB6894E)
Xenon Strobe (CB6747E)
SSL Regulator 2 (CB6627E)
Unijunction Clock (CB6472E)
Non Inverting Amplifier (CB6433E)
Frequency Indicator (CB6342E) This simple circuit was found in an Exar publication from the 1970s. The circuit makes use of the 567 PLL indicating when the signals are in the indicated frequency range. a hre
Zero Crossing Detector (CB6213E)
Hearing Aid Amplifier (CB6206E)
Preamp (CB6165E)
Crystal Oscillator (CB6146E)

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