Boulder

Boulder 1151 is capable of driving almost any speaker system on the market. The amplifier is capable of delivering 350 W per channel at 8 Ohm, 600 Ohm at 4 Ohm and 750 Ohm at 2 Ohm load.

Boulder 1162 offers 2 x 300 Watts of output power, newly developed protection circuitry and 32 Amp IEC pre-terminated power cord - before us is a mighty device.

The Boulder 3010 is a top—of–the-line stereo preamp with a balanced circuit, a frequency range of 0.02-300 kHz and a low distortion of 0.0008%. It has 3 independent output balances, Ethernet for updates and IP monitoring. Maximum clear and detailed sound with a deep stage for high-end audio systems.

The Boulder 3060 is a top—of-the-line Class A stereo amplifier with 1000 watts per channel with a fully balanced circuit, 60 bipolar transistors per channel and 5 toroidal transformers. Provides clear, powerful sound with minimal distortion and a wide sound stage, the aluminum housing on a granite base dampens vibrations. Produced in a limited edition, each unit is hand-assembled in Colorado. Ideal for the most demanding audiophiles.

The Boulder 3050 is the flagship Class A mono amplifier with 2,100 watts per channel (peak power of 6,000 watts at 2 ohms). Fully designed and hand-assembled in Colorado, with advanced circuitry, 120 output transistors and four filtered transformers for perfect sound output.

The Boulder 2108 is a top—class reference dual-body phono preamp designed for perfect analog transmission. It separates the audio circuit and the power supply to maximize signal isolation from interference and crosstalk. The device is equipped with three pairs of balanced inputs for connecting different players or pickups and two pairs of balanced outputs.

The Boulder 2110 is a top—of–the-line stereo preamp with a fully balanced analog circuit and a discrete stepper volume control (0.1-1 dB). It has 6 balanced inputs and 3 main outputs, with low distortion (~0.0008%) and the widest frequency range from 0.02 Hz to 300 kHz.

The Boulder 2150 is a Class A single—channel power amplifier with up to 4,000 watts for any load (2-8 ohms). Inside there are 80 output transistors, three toroidal transformers and 48 capacitors for clear, distortion-free sound. The device is equipped with a fully balanced circuit and an XLR connector for input, two sets of terminals for output, supports Ethernet control and a 12V trigger.

The Boulder 2160 is a Class A dual—channel stereo power amplifier with up to 600 watts per channel (8 ohms). It is equipped with four discrete amplification stages, two powerful toroidal transformers and a fully balanced circuit to minimize distortion and noise (THD 0.0008%).

The Boulder 1163 is a compact Class A stereo power amplifier with 200 watts per channel at 8 ohms and 550 watts peak at 2 ohms. It features a fully balanced circuit, automatic offset stabilization, and a new "Smart Current" intelligent circuit for improved efficiency and sound.

Boulder 1108 is a high—end vinyl phono corrector with two balanced XLR inputs and outputs, fine tuning for MC/MM pickups and presets for rare films (EMI, Columbia, FFRR). A fully discrete analog circuit with its own 983 and 985 amplification stages ensures maximum transparency and sound accuracy without unnecessary distortion.

The Boulder 1110 is a top—of-the-line stereo preamp with five balanced XLR inputs and three outputs, including one auxiliary. Provides exceptional detail, transparency and live dynamics with low distortion (0.0015%) and a signal-to-noise ratio of 118 dB.

The Boulder 866 Integrated is a powerful dual—channel amplifier with an output power of 200 watts per channel (8 ohms) and a peak power of 700 watts (2 ohms). It has analog and digital versions with USB, Ethernet, AirPlay and Roon. It is equipped with a color touch screen and an application for easy operation.

The Boulder 812 is a universal DAC, preamp, and powerful headphone amplifier with 200 MW at 8 ohms. It supports balanced inputs, streaming, Roon, control via a proprietary app, and switching between headphones and a preamp. Made in the USA with premium quality and accurate sound.

Boulder 861 is a two—channel power amplifier with a balanced circuit, outputs 2x90 watts (4 ohms). It features minimal distortion, high sound quality and reliability, and is ideal for audiophiles.

The Boulder 508 is a compact phono corrector with balanced inputs and outputs, MC/MM switching, integrated low pass filter and solid aluminum housing. It features high precision and minimal distortion for a perfect vinyl sound.