Crown XTi Series - Page 31

commanded by the TL494 control IC at about 500kHz. The power stage connects to the
high (+V1) and low (+LR1) voltage rails. L4 in combination with C84 and C49 form a
2
nd
order lowpass filter that filters the high frequency switching energy to form the output
voltage that feeds the amplifier power stage predrivers, drivers, and outputs.
找资料学技术，故障求助
请到http://bbs.bjjdwx.com
海量维修资料免费下载