The American company Boulder has officially announced the start of sales of a new model with the index 812 , which is a combination of pre-amplifier, headphone amplifier and DAC.
The device can be used as part of a complete system, or as a separate component. The D/A converter circuitry is inherited from the Boulder 866 , and the preamplifier section has a fully symmetrical configuration. The headphone amplifier is equipped with four connectors for connecting headphones – 6.35 mm , 3.5 mm , four-pin XLR and Pentacon .
Sensitivity adjustment for matching with headphones is done through the Boulder Controller proprietary application , the amplifier power is 200 mV at 8 ohms and 80 mV at 600 ohms. The weight of the device is 6.35 kilograms .
Visit official Boulder website for more info.
Specifications:
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CONNECTIONS (FRONT)
•4-Pin XLR Headphone Connector
•1/8” Headphone Connector
•1/4” Headphone Connector
•Pentacon Headphone Connector -
CONNECTIONS (BACK)
•2 Pair XLR Analog Inputs
•1 Pair XLR Preamplifier Output
•4x USB Host
•Ethernet
•USB-B
•2 Optical Digital Inputs
•Coaxial (RCA, SPDIF) Digital Input -
SOFTWARE FEATURES
•Based on 866 DSP Filter and DAC topology
•Configurable Headphone Sensitivity
•Available Fixed DAC out
•HTML Programming
•Control through Boulder Controller App
•Input Trim -
HARDWARE FEATURES
•Switch Between Headphone and Preamp Outputs
•Volume Knob & Chassis Machined In House
•100 db Optically Encoded Volume Control
•Innovative Protection Circuits -
DIMENSIONS
12”x12”x 3.5”
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WEIGHT
14 lbs
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