From a SANYO flyer.
DCX 4000K Stereo Receiver
Features pure complimentary circuits with PNP/ NPN transistors
IF amp in the FM employs high performance IC's and ceramic filters
Also 2 separate monitor switches, FM/AUDIO muting and mike mixing
Continuous power: 26W+ 26W, 1 KHz, 4 ohms, each channel driven
Dimensions: 18" x 13-5/16" x 5-13/16"
Weight: 20 Ibs. 8 ozs.
Michael-Otto