The Valcom Signature Series™ Monitor Speaker, V-1440, is a high-fidelity,
self-amplified (5 Watt) speaker that may be used to provide one-way paging and
high quality music reproduction from any Valcom one-way or talkback page control.
This speaker has an externally accessible volume control located behind the grille
and is screwdriver adjustable. The V-1440 will cover an area up to 600 square feet
and should be spaced 20 feet apart. Good quality paging and music will be heard up
to 30 feet in front of the speaker. The V-1440 requires -24VDC, 300mA (6 Valcom
power units). The speaker is available in white, black, brown and gray with a color
coordinated cloth grille. Custom colors are available upon request.
Model V-1440-BK
Black
Model V-1440-W
White
Model V-1440-BR Brown
Model V-1440-GY
Gray
WIRING
Make connections as shown in Figure 1. Insert stripped wire (approximately 3/16")
into appropriate terminal (See Figure 2) and clamp the wire by turning the screw.
Each connector accepts 18 to 24 AWG wire.
Note:
No power amplifier is required. Do not connect this speaker directly to a
25/70/100 Volt amplifier as damage to both the amplifier and speaker
may occur. (Recommended nominal input level to the V-1440 is
-10dBm).
CONNECTIONS
Recommended Quantity of Speakers per Specific Power Run
(Standard Category 3 Twisted Pair Telephone Wire)
Speakers per
Power Run
Wire Run Length (Feet)
V-1440
24 AWG
22 AWG
4
2
1
125
250
500
200
400
800
MOUNTING
1.
The baffle can be hung from a nail or hook by the "keyhole" that is
attached to the back of the housing. (See Figure 2).
2.
The unit can be mounted to an optional mounting bracket, (V-9804). This
bracket can then be secured to a surface. The bracket is attached to the
speaker brass inserts wit h screws provided. (See Figure 3).
TROUBLESHOOTING CHART
SYMPTOMS
ACTIONS
No audio from
speaker
1.
Verify volume control is turned up (clockwise).
2.
Using a lineman's test set, check for proper audio level
on Tip/A and Ring/B leads and if necessary at the source.
Low volume from
speaker
1.
Verify volume control is turned up.
2.
Check voltage at the speaker when in use, (-18 to -24
VDC required).
3.
Using a lineman's test set, check for proper audio level
on Tip/A and Ring/B leads. It is possible some low level
audio will be heard with only one side of Tip/A and Ring/B
connected.
Loud squeal
(feedback)
1.
Decrease volume of speaker (counterclockwise).
2.
Increase the distance between telephone and speaker.
3.
Install confidencer on the telephone in severe problem
areas.
Dimensions/Weight
•
7.00"H x 10.30"W x 4.70"D (17.78cm H x 26.16cm W x 11.94cm D)
•
5.2 lbs. (2.36 kg)
F I G U R E 3
Brass
Inserts
V-9804
(Available
separately)
Keyhole
FIGURE 2
Ring/B
Tip/A
-24VDC
Ground
Tip/A
Ring/B
-24VDC
Gnd
V-1440
One-Way
Amplified
Speaker
Page
Out
Valcom Page
Control
Valcom -24VDC
Power Supply
FIGURE 1
2 pair twisted
telephone wire
