Boulder 1160 Stereo Power Amplifer

300 watts of output power can drive any reasonable loudspeaker to realistic levels Machined front panel depicts the topography of Flagstaff Mountain near Boulder, Colorado Improved thermal management reduces temperature while operating Ethernet-enabled supervisor circuitry monitors amp, protection systems, and IP and HTML control New grounding system and fully-balanced circuit design improve clarity and reduce distortion Robust output section using 56 output transistors means excellent reliability, control, and power with any loudspeaker Dual power transformers are DC filtered and enclosed a welded steel case for perfectly silent operation Boulder Net control access connects to networked systems & integrated homes and links the 1160 with other Boulder products Boulder's 983 gain stage combines discrete and monolithic design for excellent sound quality

Specifications

Continuous Power; 8, 4, 2 Ohms- 300W

Peak Power, 8 Ohms- 300W

Peak Power, 4 Ohms- 600W

Peak Power, 2 Ohms- 1200W

THD, 8 Ohms, 300W- 20-2 kHz: 0.0009%, 20 kHz: 0.0048%

THD, 4 Ohms, 300W- 20-2 kHz: 0.0016%, 20 kHz: 0.0071%

THD, 2 Ohms, 300W- 20-2 kHz: 0.002%, 20 kHz: 0.0130%

Equivalent Input Noise (EIN), 20 KHz, BW- 1.5 μV

Magnitude Response, 20 Hz to 20 KHz- +0.00, -0.04 dB

Magnitude Response, -3 dB at- 0.015 Hz, 150 kHz

Voltage Gain- 26 dB