beautypg.com

Microplane 901 User Manual

Page 2

background image

1

Thank you for purchasing the Model 901 headphone amplifier. It is

designed to be completely reliable and easy to use. However, we ask that you
take the time to familiarize yourself with some of the more important operation
instructions in this manual to avoid most common user problems.

The Model 901 amplifier is an ultra high fidelity monitoring device. By

revealing

all of the contents of your signal, we hope it helps you achieve a new

level of excellence in your audio recordings.

Feel free to check out our internet web page for the latest information

regarding your amplifier. You can always find the latest owners manuals and
other technical documents at:

http://www.gracedesign.com/documents/docs.html

MODEL 901 FEATURES

Balanced XLR analog inputs

Unbalanced RCA analog inputs

AES, SPDIF and TOS LINK digital inputs

High current output amplifier drives 8 Ohm loads

24 position level attenuator with .05dB channel matching

Internal linear power supply

High current, low noise torroidal power transformer

No electrolytic capacitors in the signal path

Highest quality metal film resistors

Ultra low distortion 24 bit DAC accepts sample rates up to 96kHz

Automatic digital de-emphasis filter

10dB gain boost switch for -10 sources

Fast, musical transipedance output amplifiers

Precision instrumentation balanced input amplifiers

Sealed gold contact relays for input select and gain boost switching