Bid Specs, PPA T27 Transmitter | Williams Sound PPA VP specs

Personal PA™ Value Pack System • Model PPA VP

Bid Specs:

PPA T27 Transmitter

The Williams Sound Corp. PPA T27 shall be housed in a heavy duty black plastic case 4.1” x 6.1” x 1.3”. It shall be microprocessor controlled with push button configuration. It shall have an operating range of up to1000ft. with optional ANT 005. It shall have seventeen wideband channels operating on the hear- ing assistance bandwidth between 72 MHz to 76 MHz. There shall be a 'rubber duckie' antenna output through the top of the enclosure.

Front Panel:

The front panel shall have a push button controlled LED digital display showing the frequency selection. Once a frequency is selected, there shall be a lock or unlock feature by holding down both the up and down frequency buttons for three seconds. There shall be a 3.5mm mono microphone input jack for two wire electret microphones. It shall have a rotary input level control. There shall be up and down fre- quency select buttons.

Back panel:

The PPA T27 shall be powered by a 24VAC power supply via a 5 pin DIN connector. It shall have a 75 Ohm F-connector antenna output. It shall have a Line-level, high impedance RCA, mono/unbalanced input.

The PPA T27 shall have FCC, Industry Canada approvals, be compliant with RoHS and WEEE regulations, and be powered by a UL and CSA approved power supply. It shall have a 5 year parts and labor warran- ty. It shall be compatible with Williams Sound FM equipment operating on 72 MHz to 76 MHz. The Transmitter shall be the Williams Sound Corp. model number PPA T27.

PPA R35 Receiver

The R35 receiver shall be encased in a black, PC/ABS impact-resistant plastic with a hinged door for bat- tery installation. The receiver shall be a body-pack type and include a detachable belt-clip for hands-free operation. The receiver shall have a 3.5 mm mono phone jack and accommodate low-impedance mono earphones, headphones, neckloops, and telecoil couplers. The receiver shall have a combination volume control and power on/off rotator dial, and a green LED power “on” indicator. The LED power “on” indi- cator shall illuminate red to indicate low battery power. There shall be a screwdriver adjustable tuning pot accessible through the battery door. There shall be a slide selection switch located through the bat- tery door for choosing Alkaline or NiMH battery operation. There shall be drop-in charger contacts on the bottom of the receiver unit. The receiver shall be pre-tuned to one of 17 available channels from 72- 76 MHz and field adjustable by internal tuning coil. The receiver shall operate up to approx. 100 hours when using 1.5 V AA Alkaline batteries, and shall operate up to approx. 50 hours when using 1.5 V NiMH rechargeable AA batteries.

The receiver shall receive FM signals in the 72-76 MHz audio assistance band with 75 µS de-emphasis. The receiver shall provide a maximum output of 35 mW at 16 Ohms with an earbud-type earphone. The sys- tem’s electrical frequency response shall be 100 Hz to 15 kHz, ± 3 dB and the signal-to-noise ratio shall be 65 dB at 10 µV. The receiver shall have a sensitivity of 2µV at 12 dB Sinad.

The receiver shall have FCC, Industry Canada approvals, and be compliant with RoHS and WEEE regula- tions. The receiver shall be covered by a five years parts and labor warranty, excluding earphones, head- phones, batteries and chargers. The receiver model shall be the Williams Sound Corp. model PPA R35.

*90 days on accessories.

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

	©2008, Williams Sound Corp. MCAT 056C	3

PPA VP specifications

Williams Sound PPA VP is a cutting-edge assistive listening device that has been designed to enhance the audio experience in various settings, including public venues, classrooms, and theaters. This device aims to ensure that individuals with hearing difficulties can enjoy clear and direct sound, facilitating better communication and participation in activities.

One of the standout features of the PPA VP is its versatility. The system operates using both FM technology and infrared transmission, making it suitable for a wide range of environments. It can seamlessly switch between FM and infrared, allowing users the flexibility to adapt it to their specific needs. This feature is particularly useful in venues where multiple assistive listening technologies are in use.

Another key aspect of the PPA VP is its user-friendly design. The device is lightweight and portable, making it easy for users to carry and use in different locations. The intuitive interface helps users adjust volume levels and select channels with ease, ensuring they can quickly set it up and start using it without complicated procedures.

The PPA VP employs advanced digital signal processing technology, which significantly enhances audio clarity. This technology minimizes background noise, allowing users to focus on conversations or presentations without distractions. Additionally, the device's compatibility with hearing aids and cochlear implants ensures that a broader audience can benefit from its capabilities.

From a connectivity standpoint, the PPA VP supports a variety of audio inputs, including microphones and other audio sources. This versatility allows it to be integrated into existing sound systems in venues, ensuring that everyone can access the audio content being presented.

Durability and reliability are also significant characteristics of the PPA VP. Designed for repeated use in various environments, the device is built to withstand the rigors of daily usage in public spaces. The long battery life and easy-to-replace batteries further enhance its practicality.

In conclusion, the Williams Sound PPA VP is an innovative solution to assistive listening needs. With its combination of advanced technology, user-friendly design, and robust features, it serves as an invaluable tool for breaking down communication barriers for individuals with hearing impairments. Whether in a classroom, theater, or community event, the PPA VP strives to create an inclusive environment where everyone can participate fully.