Specifications - BHK Mono 600 Power Amplifier

BHK Signature 600 Mono

Unit Weight 108 lbs [49 kg]
Unit Dimensions 17.1” x 11.2” x 14” Chassis only. 17.5″ deep including connectors and handles
Shipping Weight 120 lbs [55 kg]
Shipping Dimensions 24”x 17” x 24”
Color Options Black
Voltage Options
Factory set only
Japan 100V
North America 120V
Europe/Asia/Australia/New Zealand 230V
Mains Power Inputs IEC C14
Fuse Compliment all Countries (internal) 4 - 15A Fast Acting 5x20mm type F250V10AL
Fuse Compliment Mains (back panel) 100vac Countries
1 - 2 amp time-lag H-rated 5x20mm
1 - 12.5 amp time-lag H-rated 5x20mm
120vac Countries
1 - 2 amp time-lag H-rated 5x20mm
1 - 10 amp time-lag H-rated 5x20mm
230vac Countries
1 - 1.6 amp time-lag H-rated 5x20mm
1 - 8 amp time-lag H-rated 5x20mm
Accessories Included US (NEMA 5-15P) (all versions)
Schuko (CEE7/7) (230V version)
UK (BS 1363) (230V version)
Audio Inputs RCA (Unbalanced)
XLR (Balanced)
Speaker Outputs Gold plated copper binding posts (2 pair per channel)
Other DC Trigger Input with pass through
3.5mm 5-15VDC
Warranty 3 years parts and labor on unit
1 year on vacuum tube

Power Consumption

@Ready 75 Watts
@Idle 225 Watts
@Rated power 8Ω 950 Watts
@Rated power 4Ω 1500 Watts


Gain 26.0dB/30.5dB +/-0.5dB selectable
Sensitivity for rated output power of 600 watts into 8Ω 3.5V/2.1V
Noise 100-20KHz <-100dBV
Input impedance Single Ended 100KΩ
Balanced 200KΩ
Output Impedance <70mΩ (20-20KHz)
Frequency Response @2.8VRMS
10Hz – 20KHz +/- 0.1dB
10Hz – 100KHz +0.1/-3.0dB


1KHz, 1W/8Ω <0.002%
20-20KHz, 1W/8Ω <0.01%
1KHz, 200W/8Ω < 0.01% (120VAC Mains input)
1KHz, 400W/4Ω < 0.02% (120VAC Mains input)

Output Power

Both channels driven 120vac mains, 1kHz, 1% THD
8Ω 600W minimum
4Ω 1000W minimum
2Ω Stable for musical transients