The BHK Signature 250 Stereo Power Amplifier culminates one man’s lifelong quest for perfection in power amplification. Bascom H. King’s magnum opus combines a vacuum tube input with a powerful MOSFET output capable of 250/500 watts per channel. The BHK Signature 250 Stereo amplifier can drive any loudspeaker to musical perfection and is the most important element in your music reproduction chain. Zero-loss vacuum tube input stage Differentially coupled balanced MOSFET output stage All through hole construction (no surface mount parts) RCA Single ended input XLR balanced input 250 watts per channel 8Ω Signature 500 watts per channel 4Ω Signature 2Ω stable Signature 250 stereo Less than 0.1% thd 20Hz to 20kHz at rated power Damping factor 100 for excellent loudspeaker control Front panel standby button for vacuum tube input -3dB greater than 200kHz Dual, custom, solid copper, gold plated output binding posts Fully balanced from input to output 83 pounds Input 12 volt trigger Easy access for tubes