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- ADA - CBC/DGS compliance
The PPA T46 transmitter will broadcast a speaker’s voice or audio program on one of 17 available channels, 72-76 MHz, to listeners using PPA R35-8, PPA R37, PPA R38 receivers or an R1600 speaker. The unit features flexible microphone and auxiliary input jacks, push-button on/off/mute controls, channel lock and selectable compression. The T46 has the ability to operate in dual channel mode, allowing the user to easily switch between two different transmitting channels, each with its own set up parameters. An OLED screen displays current operating status and menu information. The new T46 operates up to 30 hours on two (2) AA Alkaline batteries, and up to 20 hours with two (2) NiMH batteries. Rechargeable capability when used with Williams Sound drop-in chargers. Lightweight and portable, the PPA T46 will operate at a range of up to 150 feet (46m) from the listening audience. Equipped
with a standard 3.5 mm mic jack, the PPA T46 transmitter can also be used
with a variety of microphone styles such as lapel, headset, conference table and hand held
units typically used for personal communication applications.
The PPA R37 SelectTM Channel FM 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. 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 a variety of earphones,
headphones and neckloops. 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 50 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
The CHG 3512 and CHG 3512 PRO multi-unit, drop-in style charger will conveniently store and charge up to 12 Williams Sound R33, R37, R35-8, R36, receivers, or PPA T36, PPA T46, PFM T36 transmitters over the course of a 16-hour time span. The charger helps keep receivers organized and saves cost on having to
replace alkaline batteries. The charger features individual charging LED
indicators that blink when batteries are ready. The CHG 3512 PRO includes a convenient portable carry case. A Dual Drop-In Charger, CHG 3502, (right) is also
available. The standard version includes a US power supply (120 VAC). Other power supplies are available upon request.
NOTE: Williams Sound ADA systems are approved by the FCC for operation in U.S. markets. The systems cannot be used in all countries.
Check with your government´s radio regulations for 72-76 MHz operation.
Disclaimer: FCC rules limit use of this equipment to auditory assistance
Williams Sound FM Products
Lifetime PLUS Limited Warranty
Williams Sound products are engineered, designed, and manufactured under carefully controlled conditions to provide you with many years of reliable service.
Effective January 1, 2012, Williams Sound warrants the Personal PA® FM Listening transmitters and receivers (models PPA T35, PPA T27, PPA T46, PPA R37, and PPA R38) against defects in materials and workmanship under normal use and conditions for the useful lifetime of the product from date of purchase. (Does not include model PPA R1600 - see below).
This warranty is available to the original end purchaser of the product and CAN BE transferred to subsequent purchasers of the product.
Accessories - 90 Days
Microphones, earphones, headphones, rechargeable batteries, rechargeable battery kits, antennas, clips, rack kits, lanyards, wrist straps, power supplies, power cords, brackets, cables, and carry cases carry a 90-day warranty.
CHG 3502, CHG 3512 – 1 Year
Williams Sound products are engineered, designed and manufactured under carefully controlled conditions to provide you with many years of reliable service. Williams Sound warrants the CHG 518 Drop In Multi-Charger, CHG 3502 Dual Charger and CHG 3512 Drop in Multi-Charger against defects in materials and workmanship for ONE (1) year. During the first year from the purchase date, we will promptly repair or replace the product.
The exclusions and limitations set out above are not intended to, and should not be construed so as to contravene mandatory provisions of applicable law. If any part or term of this Disclaimer of Warranty is held to be illegal, unenforceable, or in conflict with applicable law by a court of competent jurisdiction, the validity of the remaining portions of this Disclaimer of Warranty shall not be affected, and all rights and obligations shall be construed and enforced as if this Limited Warranty did not contain the particular part or term held to be invalid.
If you experience difficulty with your system, call toll-free for customer assistance:
1-800-843-3544 (U.S.A.) or +1 952 943 2252 (outside the U.S.A.)
If it is necessary to return the system for service, your Customer Service Representative will give you a Return Authorization Number (RA) and shipping instructions.
Your warranty becomes effective the date you purchase your system. If your sales receipt is not available, the date code on the product will determine your warranty status.
Guidelines to ADA and CBC/DGS Compliance
Many government web documents contain hundreds of pages that do not relate to Assistive Listening Systems (ALS). Therefore it can often be difficult to find what you are looking for. To save you time, we have provided shortcuts and excerpts to most relevant pages. This information is intended as a guideline for ADA and CBC/DGS compliance only. It should not be used as a substitute for legal advice. It is recommended that you obtain legal advice that is specific to your application as some information provided could be outdated and/or may not reflect current legal developments.
Americans with Disabilities Act (ADA)
The Americans with Disabilities Act (ADA) was signed into law on July 26, 1990, by President George H.W. Bush. The ADA is one of America's most comprehensive pieces of civil rights legislation that prohibits discrimination and guarantees that people with disabilities have the same opportunities as everyone else to participate in the mainstream of American life -- to enjoy employment opportunities, to purchase goods and services, and to participate in State and local government programs and services.
ADA Help Pages as they relate to Assistive listening Systems and Devices
California Building Code (CBC - DGS)
Both the Americans with Disabilities Act (ADA) and the California Building Code (CBC) require public facilities to provide equal access to people with disabilities, including those individuals who have difficulty hearing. However, there are differences in the codes, in particular to receiver requirements and how the codes applies to public facilities, houses of worship, and premises occupied by California Department of General Services (DGS).
CBC & DGS Help Pages as they relate to Assistive listening Systems and Devices