Bryston BHA-1 Balanced Headphone Amplifier

Description Features Specifications Advancing our tradition of unmatched audio performance and functionality, the BHA-1 Balanced Headphone Amplifier is Bryston’s reference amplifier solution for the finest listening experience from your headphones. The BHA-1 is compatible with both traditional (single-ended) and balanced headphones. 5 Year Warranty FEATURES: Balanced outputs  Balanced dual mono circuitry Left/Right balance control Six fully discrete Class A Bryston operational amplifiers 14dB or 20dB gain  10k input impedance High quality noble stereo volume control (laser trimmed) Gold plated input and output connectors Multiple headphone drive capability SPECIFICATIONS:  2 Ohms output impedance for each op-amp driver. Inputs: Balanced XLR Pair, Single Ended Pair (RCA), 3.5mm Stereo Mini Jack (MP3 Player Source, etc.)  Outputs: Balanced XLR (4 Pin Stereo), Balanced XLR Pair (3 Pin Left/Right), ¼" Headphone Jack  Control: Remote Trigger Input ( 5 - 12V AC/DC @10mA)  PHYSICAL: 2.75” (2" W/O feet) H x 17” W x 12.25” D (17" faceplate) 69.85mm (50.8mm W/O feet) H x 431.8mm W x 311.15mm D (431.8mm faceplate) 2.75” (2" W/O feet) H x 19” W x 12.25” D (19" faceplate) 69.85mm (50.8mm W/O feet) H x 482.6mm W x 311.15mm D (482.6mm faceplate 13.25 Ibs LOAD @ 600 OHMS Hi - 10.9V Out @ 001% Power 200 mW Lo - 5.45 V Out @ 001% Power 50 mW Lo - 2.50 V Out @ 001% Power 10 mW Lo - 788 mV Out @ 001%¹ Power 1 mW LOAD @ 300 OHMS Hi - 10.8 V Out @ 001% Power 390 mW Lo - 5.40 V Out @ 001% Power 50 mW Lo - 1.79 V Out @ 001% Power 10 mW Lo - 583 mV Out @ 001%¹ Power 1 mW LOAD @ 80 OHMS Hi - 10.4 V Out @ 002% Power 1.35 W Lo - 5.20 V Out @ 001% Power 383 mW Lo - 887 mV Out @ 001% Power 10 mW Lo - 345 mV Out @ 003% Power 1 mW LOAD @ 32 OHMS Hi - 9.65 V Out @ 0.150% Power 2.9 W² Lo - 4.84 V Out @ 002% Power 732 mW Lo - 578 mV Out @ 001%¹ Power 10 mW Lo - 185 m V Out @ 005%¹ Power 1 mW Lo - 4.00 V Out @ 001% Power 500 mW³