Williams Sound PPA 575 User Manual

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Page 1

Personal PA

Williams Sound

Helping People Hear

Power

Phones

Set

Source

Vol ume

Audio

Level

Input

Overload

On Air

–

-3

-6

-9

-12

-15

-18

PPA T35

Digital Frequency Synthesized

Description:

The T35 transmitter features 77 narrowband and 10 wideband channels for maximum reduction of outside radio interference. With easy to use push-button controls, powerful microprocessor, the T35 champions the next generation of hearing assistance technology. Quickly choose between Music, Voice or Hearing Assistance in the Application Presets Menu and take the guess work out of complex audio installation. The PPA 575 has a range of up to 1000 ft to accommodate all your large-area coverage needs. The PPA 575 system comes complete with four (4) R19 narrowband FM receivers with EAR 013 earphones and batteries.

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

Power: Wall mount Class II transformer (TFP 016)

Temperature Range: Operating: 0° C to 40° C (+32° F to +104° F)

FCC ID: CNMT35 Operating Freqs: 72.1–75.9 MHz , 10 wideband channels (selectable), 7 non-standard wideband 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 8 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

Frequency Response: 22 – 16000 Hz, +1, -3 dB (adjustable) Signal-to-Noise Ratio: 74 dB transmitted

FM Listening System, Model PPA 575

1–2 units can be mounted in a single rack space with optional RPK 005 (single) or RPK 006 (double) Rack Mount Kits

Input: 120 VAC, 60 Hz, 17 W Output: 24 VAC, 500 mA with 3-pin Molex Approvals: UL, CSA listed

Storage: -20° C to 70° C (-4° F to +158° F)

OR 72.025-75.975 MHz, 77 narrowband channels (selectable)

Compression Slope Control High Pass and Low Pass Filter Frequency control

plug

T35 Front Panel

Audio Level Control: Push-button audio level controls, adjustable from 0 to -50 dB

eads +9 to -18 at 3 dB intervals

ray that r

Audio Level Indicators: 10 LED Power On Indicator: Gr Phones Output: Mono signal, 1/4" TRS ster Audio Input: Combination 3-pin XLR, 1/4" TRS jack Line Output: RCA jack, -10 dBV (.32 VRMS) output, impedance 100 Ω LCD Menu Controls: Applications Presets (Music, Voice, Hearing Assist) (Push-Button Selection) Bandwidth, Frequency, Audio Input Source (Microphone, Line, Simplex), High Pass Filter, Low Pass Filter,

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

02B

een LED indicates power on

eo jack, 67 mW

, maximum in 50 ohms (adjustable 0 to -40 dB)

Compressor Slope, Compressor Gain, RF Output Power

Page 2

Personal PA

Williams Sound

Helping People Hear

R19-6 Top

Channel Switch

Tone Controls

Volume / On-Off Control

Earphone/

Charging

Jack

Power

On/Off Indicator

Ear

Channel

Volume

Off Max

o Mid Hi

Tone

R19 Top

Channel Switch

Ton

e Controls

Volume/ On-Off Control

Earphone/

Charging

Jack

Power

On/Off Indicator

EAR Channel

Vol ume

Lo HiMid

Off Max

Ton

R19

/ R19-6

Fro

nt View

Williams Sound

T35 Rear Panel

INPUT LEVELS (Bal or Unbal): Nominal (1st Amber LED) Maximum (Input Overload LED) Absolute Maximum Ratings*

Microphone Simplex-Mic: -60 dBV (1mVRMS) -20 dBV (100 mVRMS) +20 dBV (10.0VRMS)

Line: -8 dBV (400mVRMS) +16 dBV (6.3 VRMS) +20 dBV (10.0VRMS) Simplex Mode: 12 volts simplex power (DIN 45596) on the 3-pin XLR connector RF “Off” Timer: Turns off RF signal after 1 hour of no audio activity Common Mode Rejection: > 57 dB @ 1 kHz, Mic or Line Total Harmonic Distortion: < 0.25% @ -10 dBV audio line output, 1 kHz Warranty: 5 years, parts and labor**

*Note: Stresses above these ratings may cause permanent damage. Exposure for extended periods may degrade reliability. **90 days on cords, antenna, power supply and accessories.

PPA R19 Receiver:

Model PPA R19: 2-Channel, pre-tuned, selectable CH 33 (72.9 MHz), CH 53

Model PPA R19–6: 6-Channel, pre-tuned, selectable

Dimensions: 3-5/8" L x 2-3/8" W x 7/8" H (92.1 mm x 60.3 mm x 22.2 mm) Weight: 3.2 oz (90 g) with battery Color: Neptune Blue Battery Type: (2) BAT 001 AA Alkaline or (2) BAT 026 NiMH Battery Drain: 20 mA, nominal Battery Life: 90–100 hrs with 2 AA Alkaline,

Operating Freq: Crystal controlled. See factory for frequency

Intermediate Freqs: 10.7 MHz, 455 kHz FCC ID: CNMR19 Earphone: Earbud-type with foam cushion, 3.5 mm plug, 32 Output Connector: 3.5 mm mini phone jack FM Deviation: Narrow–band, 5 kHz De-Emphasis: 300 µS Sensitivity: 0.7 µV at 12 dB Sinad Squelch Level: 4 µV for minimum 40 dB S/N ratio Frequency Response: 100 – 5 kHz, Receiver Antenna: Integral with earphone cord Signal-to-Noise Ratio: 50 dB Audio Output: 35 mW Acoustic Output: 125 dB Max SSPL90 with EAR 013 CONTROLS

Tone:

Volume & On/Off: Combination, integral

Channel Selector: PPAR19: 2-position, slide switch

Warranty: 5 years (90 days on accessories)

FM Listening System, Model PPA 575

(75.7 MHz) standard 10 channels available (72.1-75.9 MHz)

CH 13 (72.1 MHz), CH 23 (72.5 MHz), CH 33 (72.9 MHz), CH 53 (75.7 MHz) CH 38 (74.7 MHz), CH 43 (75.3 MHz)

45-50 hrs/charge with BAT 026

changing instructions.

Ω

one: Lo)

3 dB (T

, max. at 16

Switched Low-Cut. Lo: 20 Hz / Mid: 120 Hz / Hi: 700 Hz

PPAR19-6: 6-position, rotary switch

Ω (Tone: Lo; 3 VDC Bat.)

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Page 3

Personal PA

Williams Sound

Helping People Hear

Bid Specs:

PPA T35 Transmitter

The PPA T35 transmitter shall be microprocessor controlled with push button configuration. It shall have an operating range of up to 1000 feet. It shall have 10 wideband and 7 non-standard wideband channels operating on 72.1-75.9 MHz. It shall have 77 narrowband channels operating on 72.025-75.975 MHz.

Front Panel:

The PPA T35 shall have a push button controlled LCDdigital display. There shall be three pre-configured (selectable) application presets: Hearing Assist, Music and Voice. Configurations for Bandwidth, Frequency, Audio Input Source (Microphone, Line, Simplex), High Pass Filter, Low Pass Filter, Compressor Slope, Compressor Gain and RF Output Power shall be push button controlled. The audio level shall be adjustable by push button control. There shall be a 10

array showing +9 to -18 at 3 dB intervals. The PPA T35 shall have a 1/4" phone jack with push button volume con-

LED trol. It shall have push button control for monitoring source audio or transmitted audio. It shall have an input overload indicator. It shall have a “on” indicator and power button.

Rear Panel:

The PPA T35 shall be powered by 24 VAC power supply via a 3-pin Molex®connector. It shall have a 75 ohm F-connector antenna. It shall have a “rubber duckie” antenna on the top panel directly connected to the circuit board. The transmitter shall have an RCA line output jack. It shall have a combination 1/4" phone/XLR audio input jack. It shall have an RF “Off” timer that turns off RF signal after 1 hour of no audio activity.

FM Listening System, Model PPA 575

The PPA T35 shall have FCC approval and be powered by UL and CSA power supply. It shall have a five-year parts and labor warranty. It shall be compatible with Williams Sound FM equipment operating on 72-76 MHz. The transmitter shall be a Williams Sound Corp. model number PPA T35.

PPA R19 or R19-6 Receiver

The receiver shall be encased in a blue, polypropylene impact-resistant plastic with a single hinged door for battery installation. The receiver shall be a body-pack type and have the option for a belt-clip case for hands-free operation. The receiver shall have a 3.5 mm mono phone jack and accommodate low-impedance mono earphones, headphones, and neckloops telecoil couplers. The receiver shall have a combination volume control and power on/off rotator dial, and a green LED power “on” indicator. The receiver shall be crystal controlled to reduce frequency drifting. The R19 receiver shall have 10 available channels: Two channels shall be selectable by a 2-position slide switch and pre-tuned from 72-76 MHz. The R19-6 receiver shall have six channels pre-tuned from 72-76 MHz and adjustable by a channel rotary dial. The receiver shall have an adjustable 3-position tone control switch to select Low (20 Hz), Mid (120 Hz), or Hi (700 Hz) operation. The r shall operate up to approx. 50 hours when using 1.5 V NiMH rechargeable AA batteries.

eceiver shall r

The r shall provide a maximum output of 35 mW at 16 ohms with an earbud-type earphone. The system’s electrical frequency response shall be 100 Hz to 5 kHz, ± 3 dB and the signal-to-noise ratio shall be 50 dB at 10 µV. The receiver shall have a sensitivity of 0.7 µV at 12 dB Sinad.

The receiver shall be covered by a five-year parts and labor warranty, excluding earphones, headphones, batteries and chargers. The receiver model shall be the Williams Sound Corp. model PPA R19 or model PPA R19-6 receiver model shall be the W

eceive FM

illiams Sound Corp. model PP

eceiver shall operate up to approx. 100 hours when using 1.5 V AA Alkaline batteries, and

signals in the 72-76 MHz audio assistance band with 300

A R30.

S de-emphasis. The r

eceiver

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

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Page 4

Personal PA

Williams Sound

Helping People Hear

Contact:

United States and Mexico

Williams Sound Corp. 10321 W. 70th Street Eden Prairie, MN 55344-3446 Ph: 800-328-6190 / 952-943-2252 / FAX: 952-943-2174 Web: www.williamssound.com 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 Web: www.thorvinelectronics.com

South America

DPTech SIA Trecho 3/4 Lote 335 2°. Andar 71200-030 Brasília, DF BRAZIL Ph: (5561) 361-1384 Fax: (5561) 361-0948 Web: www.dptech.com.br Email: ws@dptech.com.br

FM Listening System, Model PPA 575

Europe and Asia

International Sales Department Williams Sound Corp. 10321 W. 70th Street Eden Prairie, MN 55344 USA Phone: +1 651 493 2578 or +1 952 943 2252 Fax: +1 952 943 2174 Email: doreeni@williamssound.com

eb: www

.williamssound.com

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