Boulder 1160 Stereo Amplifier. A world-class powerhouse of an amplifier that sells as new for $38,000.00 and is rare on the used market.

The art of technological progress, beautifully expressed in the art of visual design, in an amplifier of truly remarkable ability. Let us present to you the Boulder 1160 Stereo Power Amplifier, recognized by media and editors in the US, Taiwan, France, China, England, Japan, Poland, Hong Kong, and Italy with eleven awards for exceptional ability. Awe-inspiring and modern, yet staying true to Boulder’s long-standing guiding principle: maximize performance. Every circuit has been refined and every mechanical detail has been optimized. Everything about the 1160 is executed to a spectacularly high standard. As a result, it is exactly what you would expect: brilliant.

• 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

• SIGNAL TO NOISE RATIO (RE: 300W/8Ω)

  -127 dB, unweighted, 20 to 22 kHz

• INPUT IMPEDANCE

  Balanced: 100k ohms,
  Unbalanced: 50k ohms

• COMMON MODE REJECTION (BALANCED ONLY)

  60 Hz: 90 dB, 10 kHz: 70 dB

• CROSSTALK, L TO R OR R TO L

  Greater than 120 dB

• INPUT CONNECTORS

  3-pin balanced XLR

• OUTPUT CONNECTORS

  Two sets of 6 mm / .250-inch wing screws

• WEIGHT

  Amplifier: 135 lbs. (61.2 kg)
  Shipping: 215 lbs. (97.5 kg)

• POWER REQUIREMENTS

  100, 110-120, 220-240 VAC, 50-60 Hz

• POWER CONSUMPTION

  15W standby, 240W nominal, 3600W at maximum output

Original Accessories:

• Box, Packing, Manual, Accessories