Boulder Amplifiers 1162
Boulder’s 1162 delivers effortless dynamic authority and exceptionally quiet control, pairing 300 watts per channel with Smart Current biasing for lucid, realistic-scale playback. Best of High End highlights its precision, silent dual-transformer architecture and robust protection, while bi-wire terminals and network control add serious system-building flexibility.
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Nicely Roasted
Sound Quality
83/100
Build Quality
93/100
Value for Money
85/100
Pros
Delivers effortless, realistic-level dynamics with demanding loudspeakers.
Precision-focused, low-interference design supports clean, silent playback.
Robust engineering includes fault protection, bi-wire-ready high-current terminals, and IP/HTML control.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 83/100
The available review portrays the 1162 as an exceptionally clean, controlled and powerful amplifier, particularly with demanding loudspeakers. It offers strong evidence on clarity and effortless output, but says little about tonal shading or spatial presentation.
Transparency Resolution
90/100
The reviewer describes power delivery with “precision and clarity” and says the design minimizes interference, allowing music to be heard without distraction. This points to a notably quiet, clean presentation, although there is no detailed discussion of low-level detail or comparative resolution.
Tonal Balance Musicality
75/100
The review calls the listening experience immersive and brilliant, but provides little direct description of tonal balance, timbre, warmth, neutrality, or long-term musical character. There is not enough evidence to determine whether the 1162 favors a particular tonal perspective.
Dynamics
93/100
Its 300W rating is described as effortlessly driving any reasonable loudspeaker to realistic levels, while the Smart Current bias circuit is credited with precise power delivery. The stated peak-power capability and protection arrangement further support the impression of substantial headroom and control.
Soundstage Imaging
75/100
The reviewer calls the experience immersive, but does not specifically discuss stage width, depth, image focus, layering, or three-dimensionality. Spatial performance is therefore not well documented in the available coverage.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
93/100
The 1162 is presented as a thoroughly engineered amplifier, with refined circuits and optimized mechanical execution. Dual DC-filtered transformers enclosed in a welded steel case are specifically credited with silent operation, while the robust protection circuitry, high-current speaker terminals, and IP/HTML integration indicate a carefully considered implementation.
Value for Money
85/100
At approximately $42,500–$45,000, the 1162 occupies an uncompromising high-end segment. The review is strongly positive about its engineering and performance, but does not compare it with similarly priced rivals or directly assess whether its asking price is especially compelling.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
Online Reviews & Mentions
YouTube Reviews
Forum Mentions
No forum mentions found yet
Specifications
- Continuous Power; 8 Ohms
- 300W
- Peak Power, 8 Ohms
- 450W
- Peak Power, 4 Ohms
- 900W
- Peak Power, 2 Ohms
- 1,000W
- THD, 8 Ohms, 300W
- 0.002%, 20kHz 0.01%
- THD, 4 Ohms, 300W
- 0.002%, 20kHz 0.01%
- THD, 2 Ohms, 300W
- 0.003%, 20kHz 0.02%
- Equivalent Input Noise (EIN), 20 kHz, BW
- 2.2 μV
- Magnitude Response, 20 Hz TO 20 kHz
- +0.00, -0.04 dB
- Magnitude Response, -3 dB
- 0.015 Hz, 150 kHz
- Voltage Gain
- 26 dB
- Input Impedance
- 200k Ohms Balanced 100k Ohms Unbalanced
- Analog Inputs
- Balanced 3-Pin XLR
- Outputs
- .25" (6mm) Binding Posts
- Power Requirements (Country Specific configured)
- 100, 110-120, 220-240 VAC, 50-60 Hz
- Power Consumption
- 3000W Maximum 120W Idle 10W Standby
- Weight
- Amplifier: 135 lbs. (61.2 kg) Shipping: 215 lbs. (97.5 kg)
Manufacturer's Description — Boulder Amplifiers
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 1162 Stereo Power Amplifier, 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 1162 is the culmination of the 40 years of engineering prowess. As a result, it is exactly what you would expect: brilliant.
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
Class-A Smart Current biasing circuit
32 Amp IEC pre-terminated power cord supplied in order to safely transfer power to the 1162
and provide absolute maximum performance.
Newly developed protection circuitry safely and immediately shuts down the output section in case of shorted speaker cables or faults in the system and allows for greater peak power output
Updated Ethernet-enabled supervisor circuitry monitors amp, protection systems, and IP and HTML control; improving reliability and longevity
Four pairs of high-current speaker connections to easily accommodate for bi-wired loudspeakers
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 1162 with other Boulder products
Verified Dealers
Online Dealers
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Authorized dealers for Boulder Amplifiers 1162
- 3mA Audio — online and in-store — Houston, Texas, United States (website)
- Absolute Hi End — in-store — Ormond, Victoria, Australia (website)
- American Sound — in-store — Richmond Hill, Ontario, Canada (website)
- Ana Mighty Sound — online and in-store — Paris, Île-de-France, France (website)
- Audio Advisors — in-store — West Palm Beach, Florida, United States (website)
- Audio Element — in-store — Pasadena, California, United States (website)
- Audio Gallery — online and in-store — Las Rozas de Madrid, Comunidad de Madrid, Spain (website)
- Audio Y Cine — online and in-store — Sevilla, Andalucía, Spain (website)
- Class A Audio — in-store — Notting Hill, Victoria, Australia (website)
- David Lewis Audio — in-store — Philadelphia, Pennsylvania, United States (website)
and 35 more verified dealers
