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DRAWMER
Precision Pre-Amplifier / DAC
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Chapter 2 - Control Description
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Chapter 3 - Remote Control & Linking using HQ-r and HQ-b
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Chapter 4 - General Information
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OPERATOR'S MANUAL
CONTENTS
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HQ-b
HQ
HQ-r
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Related Manuals for Drawmer HQ Series
Summary of Contents for Drawmer HQ Series
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Page 1: Table Of Contents
..........15 Contacting Drawmer . -
Page 2: Warranty
COPYRIGHT This manual is copyrighted © 2011 by Drawmer Electronics Ltd. With all rights reserved. Under copyright laws, no part of this publication may be reproduced, transmitted, stored in a retrieval system or translated into any language in any form by any means, mechanical, optical, electronic, recording, or otherwise, with- out the written permission of Drawmer Electronics Ltd. -
Page 3: Chapter 1 - Introduction Introduction
Additonal Dim, Mute and Mono controls, as well as preset volume levels, and a display accurate to 0.5dB steps, via the HQ-r remote. The Drawmer HQ sets a new standard in monitor Preamps, by combining a state of the art DAC with superior analog design and an ingenious control system. -
Page 4: Installation
5: Replace with a correctly rated fuse for the selected operation voltage in the IEC socket: 230V-T1A and 115V-T500mA 6: Re-connect to mains power source. Never disconnect the earth from the mains supply fig.4 Altering the Voltage DRAWMER HQ O PERATOR’S ANUAL... -
Page 5: Audio Connections
AUDIO CONNECTIONS INPUTS The Drawmer HQ features a total of nine inputs - ANALOGUE Four analogue inputs: 1x Balanced via two XLR’s, 2x position plug in the RCA cables into the relevant L/R unbalanced and 1x Phono/line (switchable) via RCA... -
Page 6: Remote Operation & Linking
BNC rather than RCA type OUTPUTS 1x DIGITAL S/PDIF The Drawmer HQ features five outputs of various types - A pass through digital output is supplied that converts the incoming digital signal to a S/PDIF output via 1 RCA... -
Page 7: Setup Input Levels
Repeat steps 1 to 3 for each of the inputs. The settings will be stored until they are next altered. This procedure may have to be repeated whenever an input is unplugged and swapped to a new source. The table (right) provides a guide to input levels and the resulting maximum output level achievable. DRAWMER HQ O PERATOR’S ANUAL... -
Page 8: Hooking Up The Hq
The example is of a simple hookup, though the variations are virtually limitless. The analogue inputs of the HQ need not be used at all, allowing the HQ to operate purely has a very high quality DAC. DRAWMER HQ O PERATOR’S... -
Page 9: Control Description
- this allows for uninterupted A/B comparisons between differing inputs. LEVEL: Not only have Drawmer incorporated a precision relay volume control into the HQ, with an accurate channel balance of 0.05dB across the entire volume range, but also developed an Innovative (SilentRelay) volume management system, that prevents the relay ‘chattering’... -
Page 10: Quick Operation
Soft Start at switch on Wait Switch on with Level Adjust Level Control control passed 12 o’clock Unplug the right Headphone Wait Connect/remove remote cable Adjust Level Control Speaker select switched from Wait mute to A, B or A+B DRAWMER HQ O PERATOR’S ANUAL... -
Page 11: Remote Operation And Linking For Surround
Note that in no way should the HQ, HQ-r or HQ-b ever be connected directly to any type of ethernet network (or similar) - it will in no way interact with the network, and may cause severe damage if done so. DRAWMER HQ O PERATOR’S ANUAL... -
Page 12: Hq-B Description
In addition, on each side of the unit are four M3 screws - the central ones of these can be removed from either side of the unit to provide a fixing point for additional brackets. DRAWMER HQ O PERATOR’S ANUAL... -
Page 13: Hq-R Control Description
When active the ‘MUTE’ led on the front of the HQ and HQ-b will also light to show that the unit is being controlled elswehere. MONO: With the MONO button active the signal is combined so that both outputs produce the same signal. DRAWMER HQ O PERATOR’S ANUAL... -
Page 14: Internal Jumper Settings
A and B is un-altered, however, plugging the headphones into the right socket will mute the outputs. This can be altered, for both sockets, using jumpers J38 and J39. UN-ALTERED MUTED UN-ALTERED MUTED DRAWMER HQ O PERATOR’S ANUAL... -
Page 15: If A Fault Develops
Please address correspondence to: the difficulty. A list of all main dealers can be found on the Drawmer Drawmer (Technical Help line) webpages. Coleman Street... -
Page 16: Block Diagram
BLOCK DIAGRAM HQ ver 01 C 27/01/11 DRAWMER HQ O PERATOR’S ANUAL... -
Page 17: Exploded Diagram
DRAWMER HQ O PERATOR’S ANUAL...
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