Posted by Harry Smit on March 13, 2005 at 12:16:44:
In Reply to: Re: 221 to 881 receiver series posted by VintageFreak on December 16, 2003 at 12:35:03:
: : : To confirm but ...
: : : 221 8w
: : : 331 15w
User manual (Printed in Japan (56M4) <9208820>) says:
Min. RMS, both channels driven, from 40 to 20000Hz, with no more than 1.0% harmonic distortion.
12 Watts per channel into 4 Ohms (14 Watts at 1 kHz)
12 Watts per channel into 8 Ohms (13 Watts at 1 kHz)
Schematic diagram (Printed in Japan (4 5M1): power
output module (IC601) is an STK-014.
: : : 551 20w
: : : 661 25w
: : : 771 40w
: : : 881 60w
: : : Dom.
:
: ERR, I own a 551, the wattage on which is 15 Watts NOT 20 Watts...