KA2410/KA2411
DESCRIPTION
TELEPHONE TONE RINGERS
THE KA2410/2411 IS A BIPOLAR INTEGRATED CIRCUIT DESIGNED FOR TELEPHONE TONE RINGER.THESE DEVICES CONSISTS OF AN OUTPUT AMPLIFIER, TWO OSCILLATORS, AND POWER SUPPLY CONTROL CIRCUIT.
FEATURES
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Low current drain Adjustable 2 tone frequency Hysteresis circuit prevents false triggering and rotary dial...