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Grace Design Receiver m201

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Owner’s Manual Rev G

m201

Microphone Preamplier / ADC

4689 Ute Highway, Lyons, CO 80540 USA

tel 1.303.823.8100 fax 1.303.823.8101

info@gracedesign.com / www.gracedesign.com

grace design 201m

owner’s manual

Thank you for purchasing the Grace Design m201 microphone preamplier. With the combination of

unmatched sonic performance, useful features, and solid reliability, the m201 is a powerful recording

tool designed to help you make the best recordings of your career.

We have designed the m201 to be as easy and intuitive to use as possible. However, we strongly

recommend that you read this product manual thoroughly to familiarize yourself with the unique

features and capabilities of the m201.

Also, please do not hesitate to contact us directly if you have any questions, comments, or concerns

with your new m201 microphone preamplier. Thanks for reading and happy recording!!

-The Grace Design Team

Contents

Welcome 2

Important Safety Information 3

Front Panel Controls 4

Rear Panel Connections 5

Audio Connections 6

Power Connections 6

Preamplier Operation 7

The Optional A/D Converter Features 9

Operating The A/D Converter Module 9

Adjusting A/D Converter Sensitivity 10

Maintenance 11

Specications 16

Signal Flow Diagram 18

Warranty Information 19

Manual Revisions 20

grace design 201m

owner’s manual 3

GENERAL

• Indoor use only

• Ordinary Protection: This equipment should not be exposed to dripping or splasing.

• Avoid placing objects filled with liquids, such as vases or glasses, on this equipment.

• Class I Equipment (grounded type)

• Electrical rating: 100-120/220/230-240V~ 50-60Hz 30W

• Mains supply voltage fluctuations are not to exceed ±10% of the nominal supply voltage.

• Pollution Degree 2

• Installation (Overvoltage) Category II for transient overvoltages.

• Maximum Relative Humidity: <80%

• Operation temperature range: 10 °C to 40 °C

• Storage and transportation temperature range –40 °C to 70 °C

• Maximum altitude: 3000m (9843 ft)

• Equipment suitable for continuous operation

• Weight: preamplifier - 7.5kg (16.5lbs)

SAFETY MARKING SYMBOLS

CAUTION: READ ACCOMPANYING DOCUMENTS

This symbol, located on the equipment and in this manual, refers to important

instructions. Read this manual thoroughly before operating this equipment.

WARNING: ELECTRICAL SHOCK HAZARD

This symbol, located on the equipment and in this manual, indicates the poten-

tial for electrical shock hazard.

SERVICE INFORMATION

The Grace Design m201 contains no user serviceable components. Contact Grace Design for re-

pair and upgrade information. In the event that your Grace Design m201 needs to be returned to

the factory, contact us for a return authorization number.

Product specificaties

Merk:	Grace Design
Categorie:	Receiver
Model:	m201
Kleur van het product:	Zwart, zilver
Gewicht:	7500 g
LED-indicatoren:	Ja
Connectiviteitstechnologie:	Bedraad
Audio-uitgangskanalen:	2.0 kanalen
Frequentiebereik:	4.5 - 350000 Hz
Signaal/ruis-verhouding:	130 dB
Totale harmonische vervorming (THD):	0.007 procent
AC-ingangsspanning:	100-240 V
AC-ingangsfrequentie:	50 - 60 Hz
Stroomverbruik (typisch):	20 W
Piekvermogen per kanaal:	- W
Synchronisatie ingangsimpedantie:	8100 Ohm
Output impedance:	190 Ohm