Specifications

Power: ET250S - 250 Watts per channel from 20 Hz to 20 KHz at no more than 2 % THD, both channels driven into 8 Ohms, or 400 watts per channel driven into 4 Ohms.

Sensitivity: ET250S – 1.85V to rated power; MET150 - 1.5V to rated power.

Frequency Response (at 10 Watts): 20 Hz to 20 kHz, +/- .25 dB
Hum and Noise: 104 dB below rated power
Input Impedance: 100 kOhms
Tube Complement: ET250S - 2 x 6922; MET150 - 5 x 6922

Dimensions: ET250S - 16.125D x 19W x 7.188H inches

Weight: ET250S