Dynakit Mark IV EL34 Tube mono block amplifiers

Dynakit Mark IV EL34 Tube mono block amplifiers. CIRCUIT TYPE: PUSH-PULL DESIGN (MONO AMP). POWER OUTPUT: 40 WATTS PER CHANNEL.

TUBE TYPES: (2) EL34 (6CA7) OUTPUT TUBES "MATCHED PAIR". INPUT SENSITIVITY: 1.3V FOR 40 WATTS OUTPUT. OUTPUT IMPEDANCES: 4, 8 & 16 OHMS. NOISE & HUM: MORE THAN 90 DB BELOW RATED POWER.

THD: LESS THAN 1% AT FULL POWER. RESPONSE: 20 HZ TO 20K HZ AT FULL POWER + / - 1 DB. SIZE: 6 ½ H X 14?