Valcom V-1048B User Manual
Issue 9
1
947049
V-1048B - 45 OHM TALKBACK HORN WITH LED
V-1048C - 45 OHM TALKBACK HORN
INTRODUCTION
These instructions contain the specifications and
guidelines necessary to install, operate, and maintain
the V-1048B and V-1048C, 45 Ohm Talkback Horns.
The V-1048C has received FCC type KX registration,
designed to be used with FCC registered Key
Telephone Systems. In accordance with FCC Rules
with applicable tariffs, this Paging Unit may only be
installed with the authorization of the host system.
Installations may be made by Valcom, Inc., an
authorized agent of the same, equipment
manufacturers, telephone companies, registered
telephone refurbishers, and those qualified for
installation of FCC registered systems under FCC
Rules Section 68.215.
The FCC Registration Number, BAFUSA-69358-
KX-N, will be listed in the affidavits filed with the
telephone company, it will also be recorded in the
system log kept by installation and maintenance
personnel. The local telephone company is to be
notified of the FCC Registration Number when this
Paging Unit is installed.
SPECIFICATIONS
Applications
The V-1048B and V-1048C talkback horns are
designed to be used with "handsfree" talkback control
units. In combination with these units, the speakers
provide both loudspeaker and talkback functions.
A standard talkback paging system is comprised of
three basic components:
1. Talkback Page Control Unit
2. Speakers
3. Power Supply
Consult your Valcom distributor for assistance in
selecting a control unit and power supply.
Features
•
45 Ohm input impedance
•
Easy connection using twisted cabling
•
Universal mounting base
•
LED lamp provided to indicate when speaker is
in active mode (V-1048B only)
Nominal Specifications
•
Input Impedance:
45 Ohm
Dimensions & Weight
•
7.4" H x 10.0"W x 10.4"D
(18.8cm H x 25.4cm W x 26.4cm D)
•
3.4 lbs. (1.5kg)
Environment
Temperature:
-20 to +55
o
C
Humidity:
0-95% non-precipitating
Limitations
•
Two talkback speakers maximum per zone
•
800 feet maximum cable length to speaker
NOTE: Do not split pairs to speakers.
•
Do not use talkback in noisy areas (80 dB or
greater)