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COPYRIGHT

This manual is copyrighted © 1990 by Drawmer Electronics, Ltd. With all rights
reserved. Under copyright laws, this manual may not be duplicated in whole or in part
without the written consent of Drawmer.

ONE YEAR LIMITED WARRANTY

Drawmer Electronics Ltd., warrants the Drawmer DL221 audio processor to conform
substantially to the specifications of this manual for a period of one year from the
original date of purchase when used in accordance with the specifications detailed
in this manual. In the case of a valid warranty claim, your sole and exclusive remedy
and Drawmer’s entire liability under any theory of liability will be to, at Drawmer’s
discretion, repair or replace the product without charge, or, if not possible, to refund
the purchase price to you. This warranty is not transferable. It applies only to the
original purchaser of the product. 

For warranty service please call your local Drawmer dealer. Alternatively call
Drawmer Electronics Ltd. at +44 (0)1709 527574. Then ship the defective product,
with transportation and insurance charges pre-paid, to Drawmer Electronics Ltd.,
Coleman Street, Parkgate, Rotherham, S62 6EL UK. Write the RA number in large
letters in a prominent position on the shipping box. Enclose your name, address,
telephone number, copy of the original sales invoice and a detailed description of the
problem. Drawmer will not accept responsibility for loss or damage during transit.

This warranty is void if the product has been damaged by misuse, modification or
unauthorised repair.

THIS WARRANTY IS IN LIEU OF ALL WARRANTIES, WHETHER ORAL OR
WRITTEN, EXPRESSED, IMPLIED OR STATUTORY. DRAWMER  MAKES NO
OTHER WARRANTY EITHER EXPRESS OR IMPLIED, INCLUDING, WITHOUT
LIMITATION, ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR
A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. PURCHASER’S SOLE AND
EXCLUSIVE REMEDY UNDER THIS WARRANTY SHALL BE REPAIR OR
REPLACEMENT AS SPECIFIED HEREIN.

IN NO EVENT WILL DRAWMER ELECTRONICS LTD. BE LIABLE FOR ANY DIRECT,
INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING
FROM ANY DEFECT IN THE PRODUCT, INCLUDING LOST PROFITS, DAMAGE TO
PROPERTY, AND, TO THE EXTENT PERMITTED BY LAW, DAMAGE FOR
PERSONAL INJURY, EVEN IF DRAWMER HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGES.

Some states and specific countries do not allow the exclusion of implied warranties
or limitations on how long an implied warranty may last, so the above limitations may
not apply to you. This warranty gives you specific legal rights. You may have
additional rights that vary from state to state, and country to country.

In the interests of product development, Drawmer reserve the right to modify or
improve specifications of this product at any time, without prior notice.

Содержание DL120

Страница 1: ...ERATORS MANUAL and DL120 CONTENTS SAFETY CONSIDERATIONS page 1 INTRODUCTION page 2 INSTALLATION page 3 CONTROL DESCRIPTIONS page 4 OPERATION page 6 TECHNICAL SPECIFICATION page 8 h DRAWMER ELECTRONICS LTD 1990 ...

Страница 2: ... number copy of the original sales invoice and a detailed description of the problem Drawmer will not accept responsibility for loss or damage during transit This warranty is void if the product has been damaged by misuse modification or unauthorised repair THIS WARRANTY IS IN LIEU OF ALL WARRANTIES WHETHER ORAL OR WRITTEN EXPRESSED IMPLIED OR STATUTORY DRAWMER MAKES NO OTHER WARRANTY EITHER EXPRE...

Страница 3: ...NS INPUT VOLTAGE SWITCH IS SET TO 230 VOLTS AC AND 125mA WHERE THE MAINS INPUT VOLTAGE IS 115 VOLTS AC ALL FUSES MUST COMPLY WITH IEC127 2 THE FUSE BODY SIZE IS 20mm x 5mm CAUTION MAINS CABLE DO NOT ATTEMPT TO CHANGE OR TAMPER WITH THE SUPPLIED MAINS CABLE CAUTION SERVICING DO NOT PERFORM ANY SERVICING REFER ALL SERVICING TO QUALIFIED SERVICE PERSONNEL WARNING TO REDUCE THE RISK OF FIRE OR ELECTRI...

Страница 4: ...en on a final mix because the environment in which most material is heard is often noisy to say nothing of the limited dynamic range of the reproduction equipment e g portable radios and cassette players A well designed compressor should operate smoothly and create a minimum of distortion and noise Such a device in use should go almost un noticed unless for special effects and require a minimum of...

Страница 5: ...ead try disconnecting the signal screen on the cables connecting the DL221 to the patchbay If such measures are necessary balanced operation is recommended S C INSERT The side chain insert point is configured as a stereo jack socket wired tip return ring send This point is unbalanced and would normally be connected to a normalised or semi normalised pair of patchbay contacts If earth loop problems...

Страница 6: ...e compressor to recover from gain reduction Programme signals are complex so a complex release characteristic is required for optimum results Fast transients require a fast release time to avoid over limiting effects whereas normal programme material should be user adjustable In addition to these features the DL231 contains circuits which prevent partial recovery between waveform peaks thus almost...

Страница 7: ... at all times This is quite normal and does no indicate a fault condition STEREO LINK couples the control circuits of both compressors to prevent image shifting when treating stereo material on a final mix The peak limiters can also be used if desired but they remain independent Operational controls should be set the same on both channels when linked Two DL120 s may also be linked externally for s...

Страница 8: ... 2 and attenuation at 10 to 20 dB This will provide a gentle expansion which will minimise drop out effects during a fade However drums would be better with a 1 5 or 1 20 ratio and 20 or 40 dB attenuation using a higher threshold level For vocals set threshold so as to remove breath and headphone noise and set ratio a 1 2 or 1 5 with attenuation of 20 or 40 dB In all cases attack is automatic and ...

Страница 9: ... patch bay and link them for stereo 19 Output 20 21 Ov 22 Side chain send 23 Side chain return 24 Ov 25 Input 26 27 Ov If side chain access is not required pins 22 and 23 must be shorted either at the rack or patch bay On the DL221 side chain access is via a stereo jack socket at the rear RING SEND TIP RETURN Send and return are automatically shorted when no plug is inserted UNITS WITH XLR CONNECT...

Страница 10: ...put 20dB GR 0 05 0 04 0 04 COMPRESSOR Threshold 24dB to infinity ref 4dBm Ratio Variable 1 1 to 20 1 Attack 50µS to 5mS Release 50mS to 5 Sec Output Gain 20dB to 20dB PEAK LIMITER Threshold 6dB ref 4dB Ratio 50 1 Attack 50µS Release Automatic STEREO TRACKING 0 5dB from 0 22dB Gain Reduction POWER REQUIREMENTS 115Volt or 230Volt at 50 60Hz 9 Watts FUSE RATING 50mA for 230Volt 100mA for 115Volt Conf...

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