1. The digital amplifier's PWM master frequency changes along with input audio
frequency.
True ( ); False ( )
2. The DC B+ amp power supply for the output stage varies on three levels. High output
volume sound is on higher voltage of B+ amp power.
True ( ); False ( )
3. On the RX-D... series of amplifier in this training book, there are more than 7
protection input pins on CPU IC501, any one of them can trigger the protect
function, and cause the power shut down.
True ( ); False ( )
4. CC Converter is abbreviation of Compensative Compression Converter.
True ( ); False ( )
5. On the RX-D... series of amplifier in this training book, with digit audio input you can
record the analog audio form 'VCR REC OUT' or 'DVR REC OU' terminals.
True ( ); False ( )
QUIZ