Personal PA
Williams Sound
®
Helping People Hear
Power
Phones
Set
Source
Vol ume
Audio
Level
Input
Overload
On Air
+
–
+9
+6
+3
0
-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!
©2005, Williams Sound Corp. CAT 1
02B
ar
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
1
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
1
2
3
4
5
6
Volume
Off Max
L
o Mid Hi
Tone
R19 Top
Channel
Switch
Ton
e Controls
Volume/
On-Off
Control
Earphone/
Charging
Jack
Power
On/Off Indicator
1
EAR Channel
12
Vol ume
Lo HiMid
2
Off Max
Ton
e
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.)
®
©2005, Williams Sound Corp. CAT 1
02B
2
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