Rev. 1 - 05/10
ARCHITECTS' AND ENGINEERS'
The 2-Wire handset station(s) shall be Alpha Communi-
cations®/Golmar T-7722VD or approved equal. Handset(s)
shall be mounted (surface or desktop with optional SOB-
700 adaptor). Handset(s) shall feature electret condenser
microphone for exceptional voice fidelity. Handsets that
include carbon transmitter or other voice technologies
shall not be acceptable. Handset shall have a heavy-duty
replaceable coil cord. Handset shall include a door release
pushbutton and auxiliary pushbutton. Handset(s) shall
include a built-in electronic call tone signal. Handset(s)
shall require only two (2) common (loop) wires for system
Contractor shall observe all local and national electrical
and building codes.
Copyright© 2010, Alpha Communications®, All Rights Reserved
42 Central Drive • Farmingdale NY 11735-1202 • Phone (631) 777-5500 • Fax (631) 777-5599
TOLL-FREE 1-800-666-4800 • Web: www.AlphaCommunications.com • Email: email@example.com
The Alpha Communications®/Golmar T-7722VD Se-
ries handsets are designed to work as an apartment
type handset intercom station, using a minimal of
wiring. All T-7722VD handsets in a building can be
wired typically on only two (2) common (loop) wires!
These attractive handsets easily surface mount right
on the wall. Handsets can be changed to desk mount
with the addition of a model SOB-700 desk adaptor, or
can be used with the addition of a model MAC-700
plastic adaptor trim plate.
All T-7722VD series handsets feature electronic tone
signaling, heavy duty replaceable coiled cord and (2)
two momentary button switches. These switches can
be used for door release, or other signalling functions,
depending upon system configuration.
Crystal Clear Half-Duplex Voice Operation
Polished ABS RAL9003 White Plastic
• Microprocessor circuitry with eeprom memory
Easy Installation - Only 2 Common (loop) Wires Required
Privacy on audio and door open functions