Description | Williams Sound PPA 375 instruction

Personal PA™ FM Listening System • Model PPA 375

Description:

The PPA 375 features the T35 high performance transmitter: powerful microprocessor, sleek digital display, easy-to-use menu controls. The T35 configures itself to the appropriate setting,

taking the guesswork out of complicated audio installation. Operating up to 1000 feet, the T35 is ideal for auditoriums, theaters or other large venues where excellent coverage area is essential. System includes four impact-resistant R35 single-channel receivers. The R35 receiver will operate up to 100 hours for long-lasting performance!

Applications:

• Churches • Schools • Auditoriums • Conference Rooms • Theaters

PPA T35 Transmitter:

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 (selec-
	table) 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

*DISCLAIMER: FCC RULES LIMIT USE OF THIS EQUIPMENT TO AUDITORY ASSISTANCE.

T35 Front Panel:

		+6	Input
		+6	Overload
		+3	+
		0	Audio
		-3	Audio
		-3	Level
		-6	–
		-9
	On Air	-12
	On Air	-15
Power		-15	PPA T35
Power		-18
		-18

Digital Frequency Synthesized	^
Digital Frequency Synthesized
-	+
	^

Set

Source

Volume

Phones

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

	©2008, Williams Sound Corp. CAT 100H	1

PPA 375 specifications

The Williams Sound PPA 375 is a state-of-the-art personal portable amplifier designed to enhance listening in various environments, ensuring clarity and accessibility for individuals with hearing difficulties or those in need of amplified sound. This versatile device is particularly beneficial within settings such as classrooms, churches, theaters, and guided tours, making communication easier and more effective.

One of the standout features of the PPA 375 is its lightweight, compact design. Weighing in at just over a pound, it allows for easy portability without sacrificing durability. The unit comes equipped with an ergonomic handle and a belt clip, making it ideal for users who need mobility while enjoying amplified sound.

The PPA 375 incorporates advanced Frequency Modulation (FM) technology, which provides reliable transmission over distances of up to 1,000 feet. This ensures that users can maintain a clear audio signal even in larger venues. The system operates on a selection of channels, allowing multiple users to engage in conversations or presentations without interference. This is particularly useful in environments where several groups may be using similar devices.

Another important characteristic of the PPA 375 is its exceptional sound quality. With a built-in speaker and a headphone jack, the device delivers crisp and clear audio, enabling users to enjoy a better listening experience. The adjustable volume control allows users to set their preferred sound level, catering to individual needs.

The PPA 375 is designed for ease of use, featuring a straightforward control interface that allows for quick adjustments. Its long-lasting rechargeable battery supports extended use, making it suitable for long sessions without frequent interruptions. The unit also includes a versatile input option, supporting various media devices such as MP3 players or smartphones, broadening its functionality.

In summary, the Williams Sound PPA 375 is a reliable and efficient audio solution, combining advanced technology, portability, and user-friendly features. With its robust performance and adaptability, it stands out as a valuable tool for enhancing communication and accessibility across various settings, empowering individuals to connect and engage without barriers.