The CA series pushed the speaker range Focus before it was replaced by the PT series (that say).
2-channel amplifier in class H.
Transistors 12 listed by TO3 case.
2x 850W RMS / channel at 4 Ohms.
Warning: it does not go down to 2 Ohms (2.7 Ohms min = 3 8 speakers in parallel by Ohme EX)
Ventilation forward - back very silent and subservient.
XLR / Jack.
Outputs we speak / terminals.
All protection: Temperature, DC offset, etc. ... etc ...