TDA1581T decoder equivalent, radio transmissions decoder.
* Selective subcarrier amplifier (57 kHz) with gain control
* Transmitter identification signal (SK) decoder
* Area identification signal (BK) and announcemen.
TDA1581T
The TDA1581T decoder is for radio transmissions having 57 kHz amplitude-modulated subcarriers as used in the german ‘Verkehrs Warnfunk’ (VWF) traffic warning system.
QUICK REFERENCE DATA Measured in Fig.3 at ViSK = 8 mV; f = 57 kHz amplit.
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