Williams Sound Stereo Receiver PPA VP User Manual

Personal PAValue Pack System  
Model PPA VP  
Description:  
The Personal PAValue Pack System broadcasts a speakers voice, music program, or audio service wire-  
lessly up to 500 feet to a listening audience. Participants wear the R35 single-channel receiver (included)  
equipped with headset to pick up the broadcast to listen at the volume of their comfort level. The cor-  
nerstone of the PPA VP systems is the T27 transmitter; it features an LED display panel and push button  
channel selection for easy operation. The PPA VP has seventeen available channels, and operates on  
72-76 MHz. Each system includes (4) R35 receivers and meets ADA requirements for hearing assistance.  
Applications:  
• Theaters Cinemas Houses of Worship Classrooms Zoos Any Place of Public Access  
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):  
Operating Frequencies:  
105-130 VAC, 50-60 Hz, 3.2 W at 120 VAC  
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 (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)  
External switches, 17 channels (lockable)  
Does not exceed 80mV/m @ 3m  
Up to 500 feet (152 m) w/standard ANT 021 “rubber duckie” antenna.  
Up to 1000 feet (305 m) w/optional ANT 005 coaxial antenna.  
FM, 75 kHz deviation (wide–band) max.  
± .005% over 0-50˚C  
Frequency Selector:  
RF Field Strength:  
Nominal Range:  
Modulation:  
Stability:  
Pre-Emphasis:  
75 µS  
Frequency Response:  
Distortion:  
85Hz - 14kHz ±3dB  
1% Max. THD  
Signal to Noise Ratio:  
Microphone Input:  
Mic Input Level:  
Line-Level Input:  
Line Input Level:  
Input Attenuator:  
Antenna Outputs:  
65 dB with R35 Receiver  
3.5mm mini phone jack, supplies +DC for electret mics  
1–10 mV, nominal  
RCA Jack, Hi Z, unbal.  
.1–1 Vrms, nominal  
Pot, screwdriver-adjustable  
Thread mount for ANT 021 “rubber duckie” antenna or ANT 025 telescoping antenna  
RF connector for ANT 024 dipole or ANT 005 coaxial antenna  
FCC, Industry Canada, RoHS, WEEE  
Five years, parts and labor. 90 days on cords, earphones, headphones, batteries and  
other accessories  
Approvals:  
Warranty:  
*DISCLAIMER: FCC RULES LIMIT USE OF THIS EQUIPMENT TO AUDITORY ASSISTANCE  
FOR THE HANDICAPPED.  
PPA T27 Front Panel:  
PPA T27 Rear Panel:  
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!  
©2008, William s Sound Corp. MCAT 056C  
1
 
Personal PAValue 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-  
tems 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, William s Sound Corp. MCAT 056C  
3
 
Personal PAValue Pack System  
Model PPA VP  
Contact:  
United States  
Williams Sound Corp.  
10321 W. 70th Street  
Eden Prairie, MN 55344  
Ph: 800-328-6190 / 952-943-2252  
FAX: 952-943-2174  
Email: info@williamssound.com  
Canada  
Thorvin Electronics  
2861 Sherwood Heights Dr. Units 36-37  
Oakville, ON L6J-7K1 Canada  
Ph: 800-323-6634 / 905-829-3040  
FAX: 905-829-4196  
Asia, Australia, Latin America, Middle East, South Africa  
International Sales Department  
Williams Sound Corp.  
10321 W. 70th Street  
Eden Prairie, MN 55344 USA  
Phone: +1 952 224 7791  
Fax: +1 952 943 2174  
Email: info@williamssound.com  
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!  
©2008, William s Sound Corp. MCAT 056C  
4
 

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