I've been using this 1000W AVR
for about a year na din, main loads ko dito 42" Plasma TV and Yamaha AVR others are media and dvd players, sky cable box, wifi and DSL modem. Napansin ko sa output voltage nya nsa 245Volts na while input is at 225Volts lang, it went up higher pag ino-on-off main switch ni meiji as in umabot na sa 300Volts at umuugong na ung loob...
In other words ung servo motor nya during start-up
one way na lang rotation puro pataas wala na pababa so I stop using it na, I learned na ung transistor na nagpapareverse ng servo motor nya nag fail.
Napansin ko din pag Plasma TV pala ang load, panay adjust ng servo motor depending on the brightness of the scene kaya siguro madali nasira motor driver ng Servo motor type AVR.
Since out of warranty na hindi ko na pinarepair and I lost confidence with servo motor type AVRs to protect my equipment, mas reliable pa din pala mga relay-type.
I disconnected the servo motor so it works like ordinary stepdown transformer na lang cya.
To all servo type AVR owners, bago pa ma-over voltage mga loads have your output voltage monitored, nagfa-fail din mga motor drivers nyan.