PS Audio BHK Signature preamplifier Specifications

Sidebar 1: Specifications

Description: Fully balanced hybrid line preamplifier with headphone amplifier. Tube complement: two hand-selected, matched 12AU7 dual-triodes. Analog inputs: 5 unbalanced (RCA), 5 balanced (XLR). Analog outputs: 1 pair balanced (XLR), 1 pair unbalanced (RCA). DC triggers: 2. Frequency response: 20Hz–20kHz, ±0.1dB; 0.1Hz–200kHz, –3dB. Input impedance: >66k ohms balanced, >33k ohms unbalanced. Output level: 4.0V RMS. Output impedance: <100 ohms. THD+IM at 1kHz (full scale): <0.03%. Headphone amplifier: output impedance, 0.5 ohm; output power, >200mW at 300 ohms, 4.0W at 16 ohms. THD+IM at 1V: <0.02%.
Dimensions: 17" (430mm) W by 4" (100mm) H by 14" (360mm) D. Weight: 26 lbs (11.8kg).
Finishes: Black, silver.
Serial number of unit reviewed: PWP-A-6H0226.
Price: $5995. Approximate number of dealers: 65
Manufacturer: PS Audio, 4826 Sterling Drive, Boulder, CO 80301. Tel: (720) 406-8946. Web:

PS Audio
4826 Sterling Drive
Boulder, CO 80301
(720) 406-8946

Joao1's picture

Quite an esoteric review.

volvic's picture

Nice writing, read it three times. Well done Mr. Austin...keep em coming. BTW, did you ever get A/C for the apt?

JimAustin's picture

>>Nice writing, read it three times. Well done Mr. Austin...keep em coming.<<


>>BTW, did you ever get A/C for the apt?<<

No, but I'm seriously considering it. Main problem is, the only place to put one in the main living space is right behind the component rack. I'll probably need to chill the place and then turn it off for critical listening.


dmineard HT's picture

Well done. Great style. Wish more writers hit the spots you did. Thanks.

JimAustin's picture

Thank you! Much appreciated!