The 2-Wire handset station(s) shall be Alpha Communications® / Golmar T-7722VD or approved equal. Handset(s) shall be mounted (surface or desktop with optional SOB-700 adapter). 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 operation.
Contractor shall observe all local and national electrical and building codes.
The Alpha Communications® / Golmar T-7722VD Series 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 adapter, or can be used with the addition of a model MAC-500 plastic adapter 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.
All T-7722VD series handsets are 3.45"W (88mm) x 9.25"H (235mm) x 2.25"D (58mm). All dimensions shown are for the surface wall type handset, less the coiled cord.