P e rs o n a l PA™ Wideband Receiver, Model PPA R7-4NA
Description:
The Personal PA R7-4NA is a four-channel wide-band re-ceiver pre-tuned to frequencies 72.1, 72.5, 72.9, and
75.7 MHz. It features a channel select knob, volum e control on/off switch, and an earphone/charging jack. Built
in an im pact resistant case, the R7-4NA is field tunable and will operate up to 32 hours with a single 9V non-
rechargeable alkaline battery.
Specificaitons:
Channel Switch
Earphone
Jack
™ On Indicator LED
Dim ensions & Weight:
3-5/8" L x 2-3/8" W x 7/8" H
(92.1 mm x 60.3 mm x 22.2 mm);
3.2 oz (90 g) with battery
Gray
2
3
4
Volum e
1
EAR/ CHG
1
Color:
On/Off
Battery Type:
9 Volt, Eveready 216 Carbon,
Eveready 522 Alkaline, or
BAT 003 NiMH Rechargeable
14 mA, nominal
Volume
Control
Channel
Battery Drain:
Battery Life:
R7-4NA Top
32 hours with Eveready 522,
6 hours/charge with BAT 003
CNM R7, CNM R74Y
FCC ID:
Operating Frequency:
Interm ediate Frequency:
FM Deviation:
De-Em phasis:
AFC Range:
Pre-tuned, adjustable, 72 MHz-76 MHz *
75 KHz
75 KHz
75 uS
± 300 KHz
Sensitivity:
2 µV at 12 dB Sinad with squelch defeated
Squelches at 10 µV for minimum
50 dB S/N ratio
Squelch:
Willia m s Sound
Input Overload:
20 mV
Frequency Response:
Signal-to-Noise Ratio:
Receive Antenna:
Audio Output:
100-10 KHz, ± 3 dB
50 dB at 10 µV
Integral with earphone/headphone cord
250 mW, max. at 16 Ohms
3.5 mm mini phone jack, also serves as a charging jack
for rechargeable battery
Earbud-type with foam cushion,
3.5 mm plug, 32 Ω (Other styles available)
4-position, rotary switch
5 years, parts and labor
90 days on cords, earphones, heaphones, batteries,
and other accessories
Output Connector:
Earphone:
R7-4NA Channel Selector
Warranty:
R7-4NA Front
NOTE: SPECIFICATIONS SUBJ ECT TO CHANGE WITHOUT NOTICE!
©2005, William s Sound Corp. MCAT 037A
Williams Sound ®
Helping People Hear
1
P e rs o n a l PA™ Wideband Receiver, Model PPA R7-4NA
Contact:
United States and Mexico
William s Sound Corp.
10321 W. 70th Street
Eden Prairie, MN 55344-3446
Ph: 800-328-6190 / 952-943-2252 / FAX: 952-943-2174
Em ail: info@william ssound.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
South Am erica
DPTech
SIA Trecho 3/4 Lote 335 2°. Andar
71200-030 Brasília, DF
BRAZIL
Ph: (5561) 361-1384
Fax: (5561) 361-0948
Europe and Asia
International Sales Departm ent
William s 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
Em ail: doreeni@william ssound.com
Williams Sound ®
©2005, William s Sound Corp. MCAT 037A
Helping People Hear
3
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