Dial Tone Generator (CB5984E)

This circuit is from an old documentation making use of a 3,579,645 MHz analog color television crystal. The audio amplifier supports the equivalent.

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6 or 12 V x 1 A Regulated Power Supply (CB1168E )
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Driver for piezoelectric motor (CB7998E)
Found in an Electronic Design from the 90s, this circuit uses high voltage operationals of the...
Reaper (CB21928E)
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