Benchmark AHB2
Stereo / bridged-mono reference power amplifier
Power Amplifier$3,499Manufacturer list price
Specifications
- Type
- Power Amplifier
- Description
- Stereo / bridged-mono reference power amplifier
- Topology
- Class-AB output stage with Class-H tracking power rails; THX-AAA (Achromatic Audio Amplifier) feed-forward error correction
- Signal path
- Analog
- Channels
- 2
- Channel format
- 2.0 stereo / 1.0 bridged mono
- Form factor
- Compact non-rack chassis or 19-inch rackmount, 2RU
- Rack units
- 2
- Connection
- Analog only (XLR balanced inputs)
- Powered
- Yes
- Power (W)
- Stereo (<0.0003% THD+N): 100W@8ohm / 130W@6ohm / 190W@4ohm / 240W@3ohm / 259W@2ohm. Bridged mono: 200W@16ohm / 380W@8ohm / 480W@6ohm / 518W@4ohm. Idle: 20W; standby: <0.5W
- Frequency response
- 0.1 Hz-200 kHz (+0/-3 dB)
- Impedance (Ω)
- 2-8 (rated load range)
- Introduced
- 2014
- Country of manufacture
- USA
Details
Controls: 3-position input sensitivity switch, stereo/bridged-mono mode switch
I/O: Inputs: 2x balanced XLR (RCA-to-XLR adapter supported). Outputs: speaker-level terminals (stereo pair, or single pair when bridged mono). No digital I/O.
Notable use: 2015 'Amplifier of the Year' - The Poor Audiophile
Notes: THD+N <0.0003% at full rated power; SNR 132 dB stereo / 135 dB bridged-mono, A-weighted. Price shown as range across standard/rackmount configurations. Year_intro (2014) inferred from third-party review dates (product introduced late 2014, award-recognized in 2015), not explicitly stated on current catalog page -- FLAG.