Bryston - 7B Cubed 2.0 - Mono Power Amplifier
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Bryston - 7B Cubed 2.0 - Mono Stereo Power Amplifier
The Bryston 7B Cubed 2.0 is a high-powered monaural amplifier engineered for loudspeakers that demand exceptional current, control, and dynamic headroom. Delivering 600 watts into 8 Ohms and up to 900 watts into 4 Ohms, each 7B is dedicated to a single audio channel for uncompromised power delivery. At the heart of the amplifier is a specially wound, highly efficient transformer designed to provide the substantial energy reserves required for demanding speaker loads while preserving fine detail during quieter listening.
Bryston's patented Salomie circuitry is designed to minimize distortion at the amplifier's input stage while improving rejection of common-mode and externally induced noise. The Cubed architecture also employs Bryston's Quad-Complementary output topology, developed to improve linearity, transient response, and bandwidth while reducing higher-order harmonic and crossover distortion. Balanced XLR and single-ended RCA connections accommodate a wide range of preamplifiers, while switchable 23dB and 29dB gain further improves system-matching flexibility.
Designed for long-term reliability as well as high output, the 7B Cubed 2.0 uses substantial passive heat sinks for completely fanless convection cooling. A microprocessor-controlled SoftStart circuit manages startup current, while DC trigger connectivity allows the amplifier to power on and off as part of an integrated audio system. Machined and anodized aluminum construction, multiple consumer and professional faceplate configurations, Canadian manufacturing, and Bryston's extensive factory testing complete a monoblock amplifier designed for reference-level stereo and high-performance home audio systems.
FEATURES:
- High-performance monaural power amplifier for demanding loudspeaker systems
- Delivers 600W into 8 Ohms and up to 900W into 4 Ohms
- Balanced XLR and single-ended RCA analog inputs
- Patented Salomie input circuit reduces distortion and improves signal transparency
- Switchable 23dB and 29dB gain provides compatibility with a wide range of preamplifiers
- Specially wound high-efficiency power transformer provides substantial current capability
- Fully convection-cooled design eliminates the need for noisy cooling fans
- Machined and anodized aluminum enclosure and dress panel
- Less than 500mW standby power consumption
- Microprocessor-controlled SoftStart sequence reduces startup current demands
- DC trigger input supports automated system power control
- Frequency response extends from below 1Hz to 100kHz at -3dB
- THD+N measures less than 0.005% from 20Hz to 20kHz at rated output into 8 Ohms
- Available with consumer and professional rack-mount faceplate configurations
- Built in Canada and individually tested to Bryston's performance standards
- Backed by Bryston's 10-year amplifier warranty
SPECIFICATIONS:
| Amplifier | |
| Amplifier Type: | Monaural Power Amplifier |
| Power Output: | 600W into 8 Ohms / 900W into 4 Ohms |
| Frequency Response: | <1Hz - 100kHz (-3dB) |
| THD+N: | <0.005% (20Hz - 20kHz at Rated Power, 8 Ohms) |
| Noise (RCA): | <-106dB |
| Noise (XLR): | <-111dB |
| Input Impedance (Unbalanced): | 7.5k Ohms |
| Input Impedance (Balanced): | 30k Ohms |
| Gain: | Switchable 23dB / 29dB |
| Analog Inputs: | 1 x Balanced XLR / 1 x Single-Ended RCA |
| General | |
| Cooling: | Passive Convection Cooling |
| Standby Power Consumption: | <0.5W |
| Power-On Control: | Microprocessor-Controlled SoftStart |
| System Control: | DC Trigger |
| Dimensions (W x H x D): | 18" x 8.1" x 10.7" (12.7" Deep with Front Handles) |
| Weight: | 45 lbs (20.4kg) |
| Shipping Weight: | 45 lbs (23.6kg) |
| Faceplate Options: | Consumer Faceplate without Handles, Consumer Faceplate with Handles, PRO Rackmount, PRO Rackmount without Handles |
| Warranty: | 10 Years |


