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Valcom V-9963 Manual
Valcom V-9963 Manual

Valcom V-9963 Manual

Digital feedback eliminator

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DIGITAL FEEDBACK ELIMINATOR
GENERAL DESIGN
The V-9963 is designed to eliminate acoustic
feedback. When a page is made, the message is
digitized and saved. Upon completion of the live
page, the message is released for broadcast over
system speakers. (While this page is being broadcast,
another page can be recorded). This eliminates the
offensive squeal of feedback commonly produced by
telephones or microphones when making a page.

SPECIFICATIONS

Features
Automatic Gain Control (AGC)
Adjustable VOX Sensitivity
Two Input Channels:
Switch selectable for primary and priority or dual
channels with equal priority
Both inputs are switch selectable for loop start
(600 Ohms) or VOX activation
Two Audio Outputs:
Loop Out (600 Ohms) to Page Control Unit
Line level (8 Ohms) to Amplified Speakers
Background music input (adjustable)
Three Normally Open Output Relays:
Play, Record, Busy
Four LED Indicators: Power On, Play, Record,
and Busy
Dip Switch Programmable
Message Cancelling
Easy to install in new or existing systems
Solid State, DSP storage and playback
High Fidelity CD Sound Reproduction
Access
Loop Start Trunk Port
C. O. Line Position
Page Port
Line Level Audio Feed
Dimensions/Weight
10.3"H x 7.8"W x 2.2"D
(26.16cm H x 19.81cm W x 5.59cm D)
2.6 lbs. (1.18 Kg)
V-9963
Nominal Specifications
Input Impedance:
Input Level:
Loop Out Output Impedance:
Line Level Output Impedance:
Output Level:
VOX Sensitivity:
Release time after last sensed audio:
Maximum duration of recorded page
Maximum number of stored pages:
2
Primary/Priority Mode
4
Call Stacker Mode
Frequency Response
Page
Background Music
Environment
Temperature:
Humidity:
FCC Notice
This equipment has been tested and found to comply
with the limits for Class A digital devices, pursuant to
Part 15 of FCC Rules. These limits are designed to
provide reasonable protection against harmful
interference when the equipment is operated in a
commercial environment. This equipment generates,
uses, and can radiate radio frequency energy and, if
not installed and used in accordance with the
instruction manual, may cause harmful interference to
radio communications. Operation of this equipment
in a residential area is likely to cause harmful
interference in which case the user will be required to
correct the interference at his own expense.
1
VSP-9963
Issue 4
600 Ohms
-10 dBm
600 Ohms
8 Ohms
-10 dBm (nominal)
-20 dBm to - 35 dBm
3 seconds
60 seconds
80 Hz to 7 kHz
50 Hz to 17 kHz
0 to 40 Degrees C
0 to 85% non-precipitating
947008

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Summary of Contents for Valcom V-9963

  • Page 1: Specifications

    Issue 4 V-9963 DIGITAL FEEDBACK ELIMINATOR GENERAL DESIGN The V-9963 is designed to eliminate acoustic feedback. When a page is made, the message is digitized and saved. Upon completion of the live page, the message is released for broadcast over system speakers.
  • Page 2 R77 Adjustment Pot Audio Treatment Adjusts Background Music Level output. NOTE: If the input signal to the V-9963 exceeds the nominal levels specified, attenuate the signal Abort with a V-1092. This situation would apply when the...
  • Page 3: Technical Assistance

    The 4-position dip switch provides: job site. Call (540) 427-3900 and ask for Technical Support, or (540) 427-6000 for Valcom 24-hour SW4-1: Primary or Line 1 Page Access Automated Support or visit our website at Loop Detect http://www.valcom.com.
  • Page 4 PLAY SWITCH PLYSW PLAYING LED ABORT ABORT CLOSURE ABORT INPUT BACKGROUND MUSIC LEVEL 600 OHM LOOP OUTPUT TO VALCOM PAGE CONTROL UNIT OR OTHER DEVICES 8 OHM OUTPUT TO VALCOM SPEAKERS 70V AMPLIFIER BACKGROUND MUSIC INPUT CONTROL2 PRIORITY PORT CONTACT CONTROL2...
  • Page 5 947008...
  • Page 6 This warranty is in lieu of and excludes all other warranties, expressed or implied, and in no event shall Valcom, Inc. be liable for any anticipated profits, consequential damages, loss of time or other losses incurred by the buyer In connection with the purchase, operation or use of the product.