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PPA 377 Hearing Assistance Systemfor Public Facilities, Houses of Worship, Sport Centers, Parks and Recreation.This wireless assistive listening system from Williams Sound is designed to discretely deliver audio to listeners in public and private venues such as churches, theaters, classrooms and stadiums. The PPA 377 meets the ADA accessibility requirements for hearing assistance, and come with a 5 year warranty. Available with multi-channel receivers, it is also great for facilities requiring language translation and audio description. |
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Free ground shipping Continental US |
Volume and/or Government/Educational Discount may apply |
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Featuring a powerful microprocessor, sleek digital display, and easy-to-use menu controls, the PPA 377 large area FM system from Williams Sound champions the next generation of hearing assistance and translation systems. The T35 transmitter, configures itself
to the appropriate setting - taking the guess work out of complex audio
installation. Quickly choose between Voice, Music, or Hearing Assistance in
the application preset menu. The PPA T35 has a push button controlled LCD digital display on the front panel. There are three pre-configured (selectable) application presets: Hearing Assistance, Music and Voice. Configurations for Bandwidth, Frequency, High Pass Filter, Low Pass Filter, Compressor Slope, Compressor Gain and RF Output Power and Audio Input Sources: Microphone, Line, Simplex (phantom power) are also controlled with push buttons. The audio level is adjustable with a 10 LED array showing +9 to -18 at 3dB intervals. Other features on the front panel include 1/4" headphone jack for monitoring the source audio or transmitted audio, input overload indicator and a “Power on” indicator. An RF “Off” timer automatically turns off the RF signal after 1 hour of no audio activity. The PPA T35 has a combination 1/4" phone/XLR audio input jack as well as a RCA line output jack suitable for recording. It includes a whip antenna but is also equipped with a 75 ohm F-connector antenna for remote location of the antenna (20' coaxial antenna, ANT 005, is included with the PRO system only). The Transmitter is powered by a 24 VAC power supply via a 3-pin Molex connector. The PPA R37 SelectTM Receiver features a Seek/Scan Function channel selector with access to 17 pre-set wideband frequencies between 72-76 MHz. The stylish, impact-resistant receiver offers crystal clear audio and is compatible
with any Williams Sound Personal PA wideband transmitter. For application where hearing assistance as
well as simultaneous language translation is required, Williams Sound offers
the optional PPA R35-8 Multi-Channel Receiver. The PPA R35-8 share
the same design features as the select-channel receiver. In addition, it is
pre-programmed The PPA R1600 FM Remote Speaker allows a group of people to listen to the FM broadcast in a cry room, nursery, office area, or any location where a remote speaker is needed and wiring is difficult to run. The R1600 features 20 Watts output, 16 selectable channels on 72-76 MHz, mic and line-level inputs, and will operate up to 1000 ft (304.8 m) when used with the PPA T35 transmitter. Click to download PPA1600 Brochure, PPA1600 Tech Data, PPA1600 User guide. When AA NiMH rechargeable batteries are used,
up to 12 receivers can be charged at one time when Williams Sound offers a Five-Year Warranty on all FM transmitters and receivers. Peripheral accessories such as batteries, cords, earphones, power supplies, headsets and neck-loops are warranted against defects in materials and workmanship for 90 days. |
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Volume and/or Government/Educational Discount may apply |
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The system is expandable, accommodating any number of listeners. Receivers include a detachable belt-clip for hands-free operation.
A standard 3.5 mm stereo phone jack accommodates low-impedance mono earphones,
headphones and neckloops (the ADA accessibility requirements for
hearing assistance, requires one neckloop per four receivers or a minimum of two).
The PPA R37 receiver is equipped with a integrated volume on/off
switch and a green LED power "on" indicator. The green power "on" LED will
illuminate red indicating low battery power. The PPA R37 receiver operates
on two AA alkaline batteries for 100 hours of long-lasting operation. A
battery selector switch inside the battery compartment also permits use of
NiMH rechargeable
batteries. Operating time with NiMH rechargeable batteries is approximately
50 hours.
to operate up to eight channels simultaneously when used with
any Williams Sound Personal PA transmitter operating on the 72-76 MHz
bandwidth. A tall rotary switch added to the control panel (right), easily lets the user select the appropriate digitally synthesized frequencies for
rock solid tuning to favorite program. The battery life for the PPA R35-8 is
approximately 50 hours with alkaline batteries and 32 hours with 1400 mAh
rechargeable NiMH batteries.
used with the optional 
