Philips Semiconductors
Quasi-split-sound circuit
with 5,5 MHz demodulation
Product specification
TDA2546A
(1) I.F. signal: vision carrier (V.C.) and sound carrier (S.C.)
Fig.2 Measuring circuit for TDA2546A.
Fig.3 Control voltage at pin 3 as a function of the input voltage VVC1-18(rms).
February 1985
7