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The DR66 is a Digital Signal Processing Matrix Mixer which can be used for a huge number of sound installation
applications. Built around two Processing Engines supplied as standard, this compact 1U rack unit offers digital
mixing with EQs, dynamics and automatic mic mixing, and provides routing for signals from the 6 analogue
mic or line inputs to be fed to 6 matrix outputs on XLR connectors - a system which can be expanded with
additional processing engines and delay options.
The DR66 is simple to set up using ALLEN&HEATH WinDR System Manager software and can be controlled either by front panel keys
on the unit standing alone, or by many other methods, such as wall plates, touchscreens and the front panel keys. Programmed presets
can store parameters of several processing elements and the settings of input, crosspoint and output faders, which can then be recalled
manually, or by the timed events processor. The DR66 boasts rear connectors which allow input from a single 24V backup power supply.
The DR66 is designed to provide low latency architecture in Digital Signal Processing mixing, and it’s built to the same exacting standards
as ALLEN&HEATH live sound desks. Bringing well-featured, high quality audio to every sort of sound installation, this audio zoner offers a
low-cost DSP solution for installations such as hotels, conference centres, stadia, retail outlets, restaurants, houses of worship and pubs.
DR 66
Internal Headroom
DR66 +12dB
Maximum Output Level
+16dBu into 600 ohms
Frequency Response
20Hz to 20kHz +/-1dB
Distortion
THD better than 0.004% @ 1kHz
Crosstalk
Interchannel > -80dB at 1kHz
Noise 22Hz - 22kHz
Mic Ein -128dB (150 ohms source)
Line preamp at 0dB gain -90dBu
Mix noise (all routed) -80dBu
Panel Meters 2 colour
Red: Peak -6dB dBFS
Green: Signal -42dB dBFS
Phantom Power
+18V, internal jumper links
Power Requirements
Mains voltage set for local requirements 50/60Hz 25W max
Power Supply
Internal regulated hybrid Switch Mode/Linear
Power Consumption
25VA Max
AC power requirements
Factory wired for 100, 120, 220, 230V AC,
50/60Hz mains input
Fuse T315mA
(220V - 240V AC)
T630mA
(100 - 120V AC)
DC Power Backup External DC Power Supply Input
Nominal +24V DC (+/- 15%)
DR66 Fuse 2A
(internal)
1 Amp max
Mechanical specifications - Dimensions in mm
Width Height Depth
Desktop 486 (19") 44 (1.7") 350 (14")
Sizes do not include feet
Unpacked Packed
Weight 6.5kg (14.3lb) 7kg (15.4lb)
ADC
20-bit Fs x 64
DAC
20-bit Fs x 128
Processing
2 x Motorola 56002 24-bit fixed point
Sampling Frequency
48kHz
Compatible with BS5839 installation requirements for Alarm systems,
plus IEC65, EN60065, UL6500 and CSAE65/94 safety standards
Technical Specifications
0 dBu = 0.775 Volts rms
Digital Signal Processing
DR66 is supplied with two Digital Signal
Processing Engines (PE’s) as standard, and each
has a different contribution to make towards the
functionality of the unit. The first PE has a fixed
configuration and powers the matrix processor,
input and outputs, signal meters, crosspoint
matrix, output protection limiters multiple priority
ducker, AMM and ‘soft’ insert points for signal
processing.
The second PE allows indivitual assignment of
signal processing and allows the installer to load
‘resource racks’ of DSP with, for example,
parametric EQ’s, graphic EQ’s, noise gates and
compressors which may be applied to inputs and
outputs. Further DSP may be added with extra
‘DSPx’ expander cards.
FEATURES
:
LCD Display
The LCD displays active patch number, name, day,
time and other information. A real time clock is
included for scheduled patch events.
Patches
Each DR unit can store up to 99 patches depending
on the resources involved. Full patches [affecting
all parameters] or partial patches [affecting selected
parameters] can be edited using the PC then named
and saved to the DR. Sets of programmed patches
with channel names, scheduled events details and
processor rack details can be saved in configuration
files on PC.for system recall.
Setup Keys
The DR66 has five soft keys on the front panel
which can be used to navigate and select available
menu parameters.
SysNet
SysNet is the ALLEN&HEATH communication
protocol used to control the DR unit from external
third party remote controllers, such as AMX, Crestron
or Audace. Patch recall, input and output levels,
mutes and crosspoint levels can all be controlled
from such devices via the RS232 port.
DR Gateway
This is an ALLEN&HEATH Windows
TM
software
utility which allows the DR66 to be controlled
via an IP network. This lets the installer access
the unit remotely using the WinDR System
Manager software via a computer network, through
an Ethernet port or dial-up connection. It runs on
a host computer via RS232 and its Ethernet port
to access the network.
:
PL-1
The PL-1 wallplate has
4 user-programmable
switches and 4 tricolour
user-programmable
LEDs providing many
local control options
such as multiple
source selection for
output zones.
Delay Option
The DSPd Delay Option provides up to 680mS of
signal delay on each output channel.
iDR Switch
The DR66 can be connected via DR Link on
CAT5 cable to the iDR-Switch, a 24-in, 16-out
switch controller (see page 11). The addition of
the switch unit allows extensive use of wall plate
and remote equipment control, and provides an
additional 24 switch closure inputs and 16 logic
control outputs which can be custom wired by the
installer to suit the application. Up to 3 units can
be networked, providing an extra 72 switch and
48 logic outputs and are programmed using the
WinDR System Manager software.
External PSU Backup
Rear connectors provide input from a single 24V
external battery
WinDR Software
WinDR is a Windows
TM
application which runs
on PC or networked system. It is supplied with
the DR66 for the installer to configure the
internal routing and signal processing for the
installation. Three main windows are available:
✱ Offline DR Unit simulation window, with
front panel controls for remote functions and
display options
✱ Input and output channel windows, with
show controls for each channel including
faders, mute, polarity, naming and
crosspoint levels
✱ The resource toolbar which shows the
available DSP in resource racks, which can
be assigned by dragging onto channels.
✱ WinDR can be investigated before real
system setup by downloading it free from
the ALLEN&HEATH website.
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