Williams Sound PPA R751 User manual

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)
PPA T16 PFM T16
PPA 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!
Volume
Treble
Bass
3D On/Off
Power Switch
Power LED
Headphone 
Jack
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
This device complies with part 15 of the
FCC Rules. See instruction manual.
FCC ID: CNMR751
Antenna
E
Tune
Williams Sound Corp., Minneapolis, MN
60VA max
AC Power
R751 Rear
R751 Front
Slave
Speaker

Personal PA
®
FM Monitor Receiver, Model PPA R751
©2005, Williams Sound Corp. CAT 086C
Williams Sound ®
Helping People Hear
2
The PPA R751 is a wideband single channel tabletop receiver/speaker with extra slave speaker. It shall be compatible
with all Williams Sound Corp. wideband FM Transmitters. The PPA R751 is field tunable (72 MHz to 76 MHz FM), 75
KHz deviation and 75 mS de-emphasis. It shall have a max output of 20W RMS. It shall be housed in a putty colored
plastic case measuring 4.3" W x 8.9" H x 5.1" D. The slave speaker shall be the same dimensions and color. The front
of the speaker shall have rotary volume, treble and bass controls, 3D push button ON/OFF (boosts high frequency
response), pushbutton power switch, power LED and 3.5 mm stereo headphone jack. The rear of the receiver shall have
a 120 VAC-power cord, speaker cord for the slave speaker connect, F-connector for antenna and tuning coil access. A
39" telescopic antenna shall be supplied with the receiver. The receiver shall be covered by a five-year parts and labor
warranty (90-day on cords, antenna and other accessories). This receiver shall be the Williams Sound Corp. model PPA
R751.
Bid Specs:
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

Personal PA
®
FM Monitor Receiver, Model PPA R751
©2005, Williams Sound Corp. CAT 086C
Williams Sound ®
Helping People Hear
3
United States and Mexico
Williams Sound Corp.
10321 W. 70th Street
Eden Prairie, MN 55344-3446
Ph: 800-328-6190 / 952-943-2252 / FAX: [phone]
Web: www.williamssound.com
Email: [email protected]
Canada
Thorvin Electronics
2861 Sherwood Heights Dr. Units 36-37
Oakville, ON L6J-7K1 Canada
Ph: 800-323-6634 / 905-829-3040 / FAX: [phone]
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: [phone]
Web: www.dptech.com.br
Email: [email protected]
Europe and Asia
International Sales Department
Williams Sound Corp.
10321 W. 70th Street
Eden Prairie, MN 55344 USA
Phone: [phone] or [phone]
Fax: [phone]
Email: [email protected]
Web: www.williamssound.com
Contact: