Traffic Control Messages and Warning Tone Circuit
The TDA1589 is for evaluation of operating signals and logic control signals of traffic control (TC)
- mute of non-traffic control stations
- restriction to traffic-control message reception
- LED display driver for MUTE indication
- control output for TC messages minimum volume
- delayed start of warning tone signal on failure of TC transmission. Also to be used to control start of search tuning
- warning tone generator with automatic level control increasing volume in five steps
DIP-18
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