FIELD: digital transmitting systems. SUBSTANCE: line input and protection unit 1, regulating correcting amplifier 2, amplification automatic regulation unit 3, subtraction unit 4, first and second full-wave rectifiers 5, 6, solving unit 7, clock frequency detection unit 8, flip-flop 9 and output amplifier 14. Phasing unit 10, first and second matching gates 11 and 12, quasi- triple signal generator 13 are introduced to accomplish the goal of invention. EFFECT: increased noise immunity. 4 dwg
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Authors
Dates
1995-06-19—Published
1993-03-18—Filed