Rev. 2 - 04/03
Copyright© 1997-2003, Alpha Communications®, All Rights Reserved Elvox is a Registered Trademark of Paso Sound Products Inc.
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: firstname.lastname@example.org
Due to continuous product improvement, all colors, sizes, materials,
finishes and specifications are subject to change without notice.
ARCHITECTS' AND ENGINEERS'
The power supply/amplifier shall be Alpha Communica-
tions®/Elvox™ model 836 / 936, or approved equal.
Amplifier shall operate from a standard 120VAC power
source. All other wiring to power supply/amplifier shall
be low-voltage Class II wiring, installed as per all federal,
state, and local electrical codes. Power supply/amplifier
shall surface mount right to the finished wall and shall be
installed in a suitable environment that is free from
excessive dirt, dust, temperature, humidity, grease and
water. Power supply/amplifier shall provide the inter-
com amplification and signaling power for proper sys-
tem operation. For most secure installation, power sup-
ply should be installed into a lockable equipment cabi-
net/housing. The 836 / 936 is designed to be used with the
142 / 142A series switchboard apartment intercom sys-
tem, as well as some other specialty applications.
Power supply/amplifier shall be installed a safe distance
from any source of electrical interference.
Contractor shall observe all local and national electrical
and building codes.
936 Power Supply (shown)
836 / 936
The Alpha Communications® 836 / 936 amplifier/power
supplies are used with the 142 / 142A series switchboard
intercom systems, to provide intercom amplification, call
up and call down signaling and power to light the 142 /
The 836 / 936 units each require a standard 120VAC power
These 836 / 936 amplifier