Valcom V-9928 Installation Manual

5 WATT AMPLIFIER WITH VOLUME CONTROL
INTRODUCTION
These instructions contain the specifications and
information necessary to install, operate, and maintain
the V-9928, 5 Watt Amplifier with Volume Control.
SPECIFICATIONS
Purpose
Provides up to 5 watt of audio power for one-way
voice paging.
Applications
Electronic key or PABX page port
Use for remote amplifier
Capacity
The V-9928, 5 watt amplifier with volume control,
will drive 6 (six) 45 Ohm speakers.
Dimensions/Weight
4.5"H x 2.75"W x 2.8"D
(11.43cm H x 6.99cm W x 7.11cm D)
0.8 lb. (.36 kg)
Power Requirements
–21 to –26 Vdc signal battery
Voltage Range:
Idle Current:
Operating Current:
Nominal Specifications
Frequency response 80 Hz to 10,000 Hz + 3 dB
600 Ohm input
8 Ohm output
8 mA at 1000 Hz idle
267 mA at 1000 Hz operating
V-9928
INSTALLATION
Mounting
Mount the V-9928 to any suitable surface using two
screws to fasten the box to the surface.
Audio and Power Connections
Standard twisted pair telephone cable.
a. Connect amplifier input to terminals of the page
output terminals of the telephone system.
b. Connect amplifier output terminals to speaker
leads.
c. Connect battery and ground terminals of V-9928
8 mA
to signal battery and signal ground respectively.
267 mA
Refer to Figure 1 for connections.
1
VSP-V-9928
Issue 6
947928