Features: 1) Wide operating voltage range (4.5V to 14V).2) Built-in two-phase sweep oscillator that can directly drive BBD.3) Built-in motor controller is synchronized with the audio compression ratio.4) Built-in voltage regulator.ApplicationAudio compression systems for tape-based answering machi...
BA1701: Features: 1) Wide operating voltage range (4.5V to 14V).2) Built-in two-phase sweep oscillator that can directly drive BBD.3) Built-in motor controller is synchronized with the audio compression rat...
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The BA1701 is a monolithic audio-compression system controller IC that uses VSC*.
When used in combination with an analog delay circuit and low-pass filter, it can replay recorded audio at 1 to 2.5 times the recording speed, without altering the pitch.