Rev. 2 - 10/03
ARCHITECTS' AND ENGINEERS'
The power supply/amplifier(s) shall be Alpha Com-
munications®/S.T.R.™ TV32/S or equivalent. Power
supply shall operate from a 12VAC (20VA) U.L.
Listed transformer (model #T1240). All 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 sur-
face 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
intercom amplification and signalling power for the
proper system operation. For most secure installa-
tion, power supply should be installed into a lockable
equipment cabinet/housing. Power supply/amplifier
shall be installed a safe distance from any source of
Contractor shall observe all local and national electri-
cal and building codes.
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Amplifier / Power Supply
The Alpha Communications® TV32/S amplifier/power
supplies are used with the WF32/S series intercom sta-
tions to provide intercom amplification and power to
operate the associated intercom system, and certain op-
tional components and/or accessories, such as electric
door opener(s) etc.
The TV32/S operates on 12VAC (20VA) low-voltage
Class II wiring, using our Model #T1240 (U.L. Listed)
The TV32/S amplifier/power supplies are designed to
easily surface mount right onto the finished wall by means
of customer supplied screws or the convenient plastic
'Din Rail' bracket supplied with each power supply.
• Easily Installs Right on Finished Wall Surface
• Operates on Safe Low-Voltage Class II Wiring
• Clear Voice Fidelity with