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Williams Sound PPA375 PRO Assisted Listening System
System includes:
- One T35 Transmitter
- Four R35 Receivers with four EAR013 single earbud earphones and batteries
- Power supply
- Connecting audio cable
- Coaxial antenna
- Wall plaque
- Rack mount kit
Large area Hearing Assistance System
Next Generation PPA 375 PRO System, Ch E
Now, even the hearing impaired can enjoy the message and/or the music. And, if your application calls for language translation, simply set up a separate transmitter for each language translator. This system comes set to Channel E (72.9 MHz). To set up a system on another frequency, please call us for assistance.
Although this system comes with four receivers, you can add an unlimited number of receivers without any deterioration of the sound quality. Simply add as many R35 receivers as your application requires.
The Williams Sound Personal PPA375 Assisted Listening System is approved by the FCC for operation in U.S. markets. The Personal PA can not be used in all countries. Check with your government's radio regulations for 72 - 76 MHz operation.
Williams Sound Personal PPA375 FM listening system champions the next generation of hearing assistance technology. Setting up the T35 transmitter is a snap! Quickly choose between Voice, Music, or Hearing Assistance in the Application Preset menu. The T35 configures itself to the appropriate setting – taking the guess work out of complex audio installation. Operating up to 1000 feet, the T35 is ideal for auditoriums, stadiums, theaters, or other large venues where superior coverage area is essential. The PPA 375 comes complete with four stylized single-channel R35 receivers with earphones and batteries. Everything you need to get started is included.
DISCLAIMER: FCC RULES LIMIT USE OF THIS EQUIPMENT TO AUDITORY ASSISTANCE.
Ideal for: Churches - Schools - Auditoriums - Theaters - Conferences
PPA375 Specifications
Dimensions, Weight: 8.45" (21.5 cm) W x 8.18" (20.8 cm) D x 1.72" (4.4 cm) H, 3.1 lbs (1.4 kg)
Color: Black with white legends
Rack Mount: One EIA rack space high, 1/2 space wide
1–2 units can be mounted in a single rack space with optional RPK 005 (single) or RPK 006
(double) Rack Mount Kits
Power: Wall mount Class II transformer (TFP 016)
Input: 120 VAC, 60 Hz, 17 W
Output: 24 VAC, 500 mA with 3-pin Molex® plug
Approvals: UL, CSA listed
Temperature Range: Operating:0° C to 40° C (+32° F to +104° F)
Storage:-20° C to 70° C (-4° F to +158° F)
Operating Freqs: 72.1-75.9 MHz* , 10 wideband channels (selectable), 7 non-standard wideband channels (selectable)
OR 72.025-75.975 MHz, 77 narrowband channels (selectable)
Frequency Accuracy: ±.005% stability, 0-50° C
Deviation: Wideband: ± 75 kHz maximum. Narrowband: ± 5 kHz maximum.
Pre-Emphasis: Wideband: 75 μsec. Narrowband: 300 μsec
RF Field Strength: Does not exceed 80 mV/m at 3 m
Nominal Range: Up to 1000 ft (304 m) Note: Maximum transmitter range is achieved using the ANT 005 coaxial antenna
Audio Proc. Functions: Reduced or Normal Compressor Gain
Compression Slope Control
High Pass and Low Pass Filter Frequency control
Frequency Response: 22 – 16000 Hz, +1, -3 dB (adjustable)
Signal-to-Noise Ratio: 74 dB transmitted | 
