Whirlwind EMOD CO8A Quick Manual

The CO8A is Whirlwind's 8-channel CobraNet output module. Use it to deliver
networked digital audio wherever multiple analog outputs are required such as line
level returns in PA systems, feeding powered speaker arrays, paging systems,
multichannel multimedia presentations and more.
Setup and operation are simple and easy. Just set the bundle select wheels to the
appropriate bundle number and the eight channels of audio will be converted to
analog and presented at line level on balanced XLR jacks.
FEATURES
Uses CobraNet networking protocol compatible with all other CobraNet devices
from over 40 manufacturers.
Auto-detects 20 or 24 bit word length.
Auto-detects 5.33 ms, 2.66 ms or 1.33 ms latencies.
Nominal output level is set by internal dipswitches. Factory setting is +6 dBv.
Outputs mute upon power disruptions for system protection.
Front panel LED meters indicate analog signal level.
Integrated universal power supply for 90-250 VAC, 50/60 Hz operation.
Standard 19" rack mount, 1 RU, all connections on rear.
Frequency Response
CO8A
Total Harmonic Distortion + Noise
Dynamic Range
Line Out Module
Maximum Output Level
Output Impedance
VU LED thresholds
Isolation between output channels
Power Consumption
Fan Thresholds
Power Requirements
Size
Internal Mains fuse
AC dropout voltage
With digital input at 0 dBfs, internal pad and gain dip
switches set balanced outputs to: +20 dBv, +6 dBv, +4
dBv, or -10 dBv. There is a 16 dB pad on the output and
a 14 dB gain stage. Factory default is pad off and gain
off which is +6 dBv output with 0 dBfs input level.
Remove cover screws and slide cover forward to clear
LEDs. Lift off to access dip switches.
Specifications for Whirlwind CO8a
± .56 dBv 20-20 kHz
< .0026 % 20-20 kHz
106 dBv
+20 dBv
45 Ohms balanced, pad off
600 Ohms balanced, pad on
Red 0 dBv headroom
Yellow 12 dBv headroom
Green 36 dBv headroom
93 dBv 20-20 kHz
39 Watts max. 21.25 Watts idle
3 stage fan cooling:
Off for internal temperatures below 40°C
Low speed for internal temperatures from 40-50°C
High speed for internal temperatures above 50°C
85 to 264 VAC, 50 or 60 Hz
1 RU
2.5 Amp 250V Type SP 0001.1008
85 VAC
All specifications subject to change without notice
OUTPUT LEVEL SELECT
WARRANTY
This product is guaranteed to be free from defects in materials and workmanship to the
original purchaser for a period of 5 years from the date of purchase. Should service be
required, return the unit postage prepaid along with the original sales receipt to:
Whirlwind
Attention - Repair
99 Ling Road
Rochester, New York 14612
The warranty on this product shall not apply to defects or damage resulting from abuse,
abnormal use or from repairs or modifications performed by anyone other than Whirlwind. If it is
determined a manufacturing defect has occurred, Whirlwind will repair or replace the unit at our
option and pay the postage back to you.
99 Ling Road - Rochester, NY 14612
800-733-9473 / 585-663-8820 Fax: 585-865-8930
Website: http://www.whirlwindusa.com
Email: sales@whirlwindusa.com