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Personal PA
®
FM Monitor Receiver, Model PPA R751
©2005, Williams Sound Corp. CAT 086C
Williams Sound
®
Helping People Hear
1
Description:
The R751 Monitor Speaker is ideal for cry rooms, nurseries, office areas or any location where a remote speaker
is needed and wiring is difficult to run. It is designed to use with any Williams Sound PPA wideband transmitter,
and will operate up to 150 feet away. System includes R751 receiver, slave speaker and ANT 026 whip antenna.
Dimensions: 4.3" W x 8.9" H x 5.1" D (10.9 cm x 22.6 cm x 13 cm)
Weight: 5 lbs (1.9 kg)
Color: Putty
Power: 120 VAC, 50 or 60 Hz, 60 VA max
FCC ID: CNMR751
Operating Freq.’s: Pre-tuned, adjustable, 72 MHz – 76 MHz
FM Deviation: Wideband, 75 kHz, 75 µS de-emphasis
AFC Range: ± 160 kHz
Sensitivity: 5 µV at 12 dB Sinad
Freq. Response: 115 Hz to 20 KHz, ± 3 dB
Controlled by bass & treble
Signal-to-Noise Ratio: 50 dB at 10 µV
Audio Output Power: 20 W RMS total
Receive Antenna: 39" telescoping whip (ANT 026)
Loudspeakers (each): 3" woofer, 1.25" tweeter, wide-range
Headphone Jack: 3.5 mm stereo
Controls: ON/OFF pushbutton switch, rotary volume,
bass, treble, and 3D pushbutton on/off
(3D button boosts high freq. response.)
Warranty: 5 years, parts and labor
90 days on cords, antennas and other accessories
Notes: The R751 Receiver can be field tuned to any of 10
wideband channels using the PLT 005 tuning tool.
FCC Rules limit the use of the 72–76 MHz band
to hearing assistance for the handicapped only.
OPTIONAL ACCESSORIES
Remote Antennas:
ANT 005 Coaxial Antenna
ANT 024 Wall Mount Dipole Antenna
Wall Mount Kit: Consult factory
Stand Mount Kit: Consult factory
Compatible Transmitters (US Only) PPA T4 PPA T20 (wide-band)
PP
A T16
PFM T16
PP
A T17
PFM T30
PPA T17–6 PFM T31ON Indicator Light: Green LED,
glows when power is applied to the transmitter.
There is no on/off switch. The T17 is designed to
be left on continuously.
Specifications:
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
V
olume
Treble
B
ass
3D On/Off
Power Switch
Power LED
H
eadphone
J
ack
Channel
Designation
Tuning Coil
Antenna
Connection
Speaker
Connection
Wire
Antenna Clip
FM Monitor Receiver Model PPA R751
S/N : A0097
Date: 9909
Power: 120 VAC
T
his device complies with part 15 of the
FCC Rules. See instruction manual.
FCC ID: CNMR751
A
ntenna
E
Tune
Williams Sound Corp., Minneapolis, MN
60VA max
AC Power
R751 Rear
R
751 Front
Slave
Speaker