\ KHz, 120 Vac line) 65 W RMS into 8 or 4 ohms (Bias must be reduced to measure) FREQUENCY RESPONSE: +0. -2 dB 50 Hz to 20 kHz @ 50 W RMS into 8 ohms HUM & NOISE: Greater than 83 dB below rated power HUM BALANCE CONTROL: Adjust for minimum hum @ max gain POWER CONSUMPTION: 200 Watts, 50/60 Hz. 120 Vac (Domestic) PREAMP SECTION: 3- 12AX7S. 1 - 12AT7 The following specs are measured <§> 1 kHz with the controls preset as follows: Low & High EQ @ 10, Mid EQ @ 0, Presence @ 0 Ultra & Crunch