Williams Sound FM ADA KIT 1 Specifications

Theaters • Cinemas • Houses of Worship • Classrooms • Zoos • Any Place of Public Access

FM ADA Kit 1

Large Area Value Kit

This transmitter broadcasts a speaker’s voice, music program, or
audio service wirelessly up to 1000 feet to a listening audience.
Meets new 2010 ADA access requirements.

System includes:

(1) PPA T27 transmitter with antenna (ANT 021) and power supply (TFP 036)

(2) PPA SELECT™ (PPA R37) receivers (batteries included)

(2) EAR 013 earphones

(2) NKL 001 neckloop

(1) IDP 008 ADA wall plaque

SPECIFICATION DATA

© 2019, Williams AV, LLC MCAT 119B

FM ADA Kit 1 • Large Area Value Kit

PPA T27 Transmitter:

Dimensions & Weight: 4.1” W x 6.1” L x 1.3” H (104.1 mm x 154.9 mm x 33 mm) 7.8 oz. (221 g)

Color: Black

Power (U.S./Canada): 105-130 VAC, 50-60 Hz, 3.2 W at 120 VAC

Operating Frequencies: 72-76 MHz*: 72.1 (CH A), 72.2 (CH K), 72.3 (CH B), 72.4 (CH N), 72.5 (CH C), 72.6 (CH O), 72.7

Frequency Selector: External switches, 17 channels (lockable)

RF Field Strength: Does not exceed 80mV/m @ 3m

Nominal Range: Up to 1000 feet (305 m) w/standard ANT 021 “rubber duckie” antenna or optional ANT 005

Modulation: FM, 75 kHz deviation (wide–band) max.

Stability: ± .005% over 0-50˚C

Pre-Emphasis: 75 µS

Frequency Response: 85Hz - 14kHz ±3dB

Distortion: 1% Max. THD

Signal to Noise Ratio: 65 dB with R35 Receiver

Microphone Input: 3.5mm mini phone jack, supplies +DC for electret mics

Mic Input Level: 1–10 mV, nominal

Line-Level Input: RCA Jack, Hi Z, unbal.

Line Input Level: .1–1 Vrms, nominal

Input Attenuator: Pot, screwdriver-adjustable

Antenna Outputs: Thread mount for ANT 021 “rubber duckie” antenna or ANT 025 telescoping antenna

Approvals: FCC, Industry Canada, RoHS, WEEE

Warranty: Lifetime PLUS Limited Warranty, 90 Days on accessories.

(CH D), 72.8 (CH P), 72.9 (CH E), 74.7 (CH I), 75.3 (CH J), 75.4 (CH R), 75.5 (CH F), 75.6 (CH S),

75.7 (CH G), 75.8 (CH T), 75.9 (CH H)

coaxial antenna.

RF connector for ANT 024 dipole or ANT 005 coaxial antenna

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.

PPA T27 Front Panel:

PPA T27 Rear Panel:

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

© 2019, Williams AV, LLC MCAT 119B

FM ADA Kit 1 • Large Area Value Kit

PPA Select™ Receiver

ON/OFF, VOLUME
CONTROL SWITCH

EARPHONE
JACK

OFF

"ON"/
LOW BATTERY/
FLASH CODE
INDICATOR

Dimensions: 4.1” x 2.85” x 1.38” (104 x 72 x 35mm)

Weight: 4.6oz (130g) with batteries. 2.6oz (73g) without batteries

Color: Black

Battery Type: (2) AA Alkaline or 2 x AA NiMH

Battery Life: Two (2) AA non-rechargeable alkaline batteries (BAT 001), approx. 50 hrs

(2) AA rechargeable NiMH batteries (BAT 026), 1500 mAh, approx. 32 hrs

Current Consumption: 52mA nominal

Temperature Range: – 0 to 50C

Channels 17, accessed via seek button in battery compartment

Operating Freq.: 72.1, 72.2, 72.3, 72.4, 72.5, 72.6, 72.7, 72.8, 72.9, 74.7, 75.3, 75.4, 75.5, 75.6,

75.7, 75.8, 75.9 MHz*

Intermediate Freq.: 75 kHz

FM Deviation: 75 kHz

De-Emphasis: 75 µS

LED Indicator: Power: Green; Low Battery: Flashes Green

AFC Range: ± 120 kHz

Sensitivity: 2 µV at 12 dB Sinad with squelch defeated

Input Overload: 100 mV

Frequency Response: 200 – 15 kHz

Modulation: FM, +/- 75 kHz peak deviation

Signal-to-Noise Ratio: 65 dB min @ 100 uV

Receive Antenna: Integral with earphone/headphone cord

Audio Output: 35 mW max, peak into 16 ohms

Output Connector: 3.5 mm stereo/mono phone jack

Earphone: Earbud-type with foam cushion, 3.5 mm plug, 32 Ω

Auto Shut-o Enters sleep mode after approx 6 mins of no RF signal

Approvals: FCC, Industry Canada, RoHS, WEEE

Warranty: Lifetime PLUS Limited Warranty, 90 Days on accessories.

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.

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

© 2019, Williams AV, LLC MCAT 119B

FM ADA Kit 1 • Large Area Value Kit

Bid Specs:

PPA T27 Transmitter

The Williams Sound 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. It shall have seventeen wideband channels operating
on the hearing 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 frequency 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 warranty. It shall be compatible with Williams Sound FM
equipment operating on 72 MHz to 76 MHz. The Transmitter shall
be the Williams Sound model number PPA T27.

PPA R37

The PPA R37 receiver shall be encased in black, PC/ABS impact­resistant plastic with a hinged battery door. The receiver shall be
a body-pack style and include a detachable belt-clip for hands­free operation. The receiver shall have a 3.5mm stereo/mono
jack to accommodate stereo or mono low impedance earphones,
headphones and neckloops. The receiver shall have a combination
volume control with power on/o rotator dial. It shall have a green
LED indicating battery and system status codes. The R37 shall
have access to 17 preset wideband channels between 72-76MHz.
Channel selection shall be made by pushing the seek button inside
the battery compartment. The receiver shall have channel-lock
capability.

The receiver shall have a slide switch inside the battery
compartment to select disposable Alkaline or NiMH rechargeable
battery operation. It shall have charger contacts on the bottom of
the receiver for use with Williams Sound drop-in chargers CHG
3512 and CHG 3502. The R37 shall operate up to 50 hours with two
disposable AA Alkaline batteries and up to 32 hours with two AA
NiMH rechargeable batteries (BAT 026).

The receiver shall provide a maximum out of 35mW at 16ø with an
earbud type earphone. The systems audio frequency response
shall be 200Hz to 15kHz ± 3dB and the signal to noise ratio shall
be 65dB min. The receiver sensitivity shall be 2µV or better at 12dB
Sinad with squelch defeated. The R37 shall accept up to ±75kHz FM
deviation and have a 75 µ s de-emphasis time constant.

The R37 shall have FCC, Industry Canada approvals and be
compliant with RoHS and WEEE regulations. The receiver shall
be covered by a Lifetime PLUS Limited Warranty, 90 Days on
accessories..

This receiver model shall be the Williams Sound model PPA R37.

Domestic Sales

Williams AV
10300 Valley View Rd
Eden Prairie, MN 55344
Ph: 800-328-6190 / 952-943-2252
FAX: [phone]
Email: [e-mail]
Web: www.williamsav.com

International Sales

International Sales Department
Williams AV
10300 Valley View Rd
Eden Prairie, MN 55344 USA
Phone: [phone]
Fax: [phone]
Email: [e-mail]
Web: www.williamsav.com

[e-mail] / www.williamsav.com

800-843-3544 / INTL: [phone]

© 2019, Williams AV, LLC MCAT 119B