10
DRAWMER
T
HREE
-
SUM
O
PERATOR’S
M
ANUAL
IF A FAULT DEVELOPS
For warranty service please call Drawmer Electronics Ltd. or
their nearest authorised service facility, giving full details of
the difficulty.
A list of all main dealers can be found on the Drawmer
webpages.
On receipt of this information, service or shipping instructions
will be forwarded to you.
No equipment should be returned under the warranty without
prior consent from Drawmer or their authorised representative.
For service claims under the warranty agreement a service
Returns Authorisation (RA) number will be issued.
Write this 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.
Authorised returns should be prepaid and must be insured.
All Drawmer products are packaged in specially designed
containers for protection. If the unit is to be returned, the original
container must be used. If this container is not available, then
the equipment should be packaged in substantial shock-proof
material, capable of withstanding the handling for the transit.
CONTACTING DRAWMER
Drawmer Electronics Ltd., will be pleased to answer all
application questions to enhance your usage of this
equipment. Please address correspondence to:
Drawmer (Technical Help line)
Coleman Street
Parkgate
Rotherham
S62 6EL
UK
Alternatively contact us by E-mail on :
Further information on all Drawmer dealers, Authorised service
departments and other contact information can be obtained
from our web pages on:
http://www.drawmer.com
GENERAL INFORMATION
CHAPTER 4
INPUT IMPEDANCE
Input Impedance
20k Ohms
Maximum Input Level
+20dBu
OUTPUT
Output Impedance
50 Ohms
Maximum Output Level
+21dBu
BANDWIDTH
<20Hz to 20kHz +/- <.5dB
<17Hz to 28kHz -1dB
<10Hz to 47kHz -3dB
CROSSTALK
better than 63dB @ 10kHz
THREE-SUM
MULTI-BAND INTERFACE
DATA SPECIFICATION
It is the responsibility of the installer to ensure that the continuous power rating of the speakers is not exceeded, as Drawmer
Electronics Ltd will not accept any responsibitlity for speaker damage caused by incorrect settings.
THD & Noise
-85dB
POWER REQUIREMENTS
230Volt or 115V at 50-60hZ, 13VA
FUSE RATING
T80mA for 230Volt, T160mA for 115Volt
Conforming to IEC 127-2
FUSE TYPE
20mm x 5mm, Class 3 Slo-Blo, 250Volt working
CASE SIZE
482mm (W) x 44mm (H) x 200mm (D)
WEIGHT
4Kgs
