Whisper™ FM Receiver
•
Model R863
Description:
The R863 is a portable, body-pack style FM receiver with user-selectable operating frequencies of
863.25 MHz, 863.75 MHz, or 864.75 MHz. The R863 receiver will operate up to 30 meters (98 feet)
when used with the Williams Sound T863 transmitter. The receiver is showcased in a black,
ergonomic, impact-resistant case, and is belt-clip equipped for hands-free operation. Controls
include an adjustable volume control, integrated on/off/channel switch, and power ON indicator
LED. Drop-in charging points allow up to 12 receivers to be charged at once in the optional
CHG 3512 multi-charger. The R863 receiver will operate on two AA batteries for up to 40 hours, or
30 hours per charge when used with Williams Sound rechargeable batteries. The R863 can be
equipped with a headphone, earphone, or neckloop.
Applications:
• Tours • Language Interpretation • Hearing Assistance
R863 Receiver:
Dimensions:
115 mm H x 72 mm W x 30 mm T
(4.5” H x 2.85 W x 1.2” T)
On/Off/Channel
Selector Switch
"On" Indicator LED
Weight:
85 grams (3 oz.), no batteries
Color:
Black
Material:
Battery Type:
ABS/Polycarbonate, shatter-resistant
Two (2) AA 1.5 V Non-rechargeable Alkaline batteries
(BAT 001), 50 mA nominal current drain, 40 hours approx. life
(OR)
O
Volume Control
Earphone/Headphone Jack
Two (2) AA 1.2 V NiMH Rechargeable batteries (BAT 026),
50 mA nominal current drain, 30 hours per charge approx.,
recharges in 14–16 hours, uses CHG 3512 Multiple Battery
Charger
R863 Top
Operating Frequencies:
CH 1 - 863.25 MHz; CH 2 - 863.75 MHz;
CH 3 - 864.75 MHz ( 30 kHz)
Operating Range:
Stability:
30 meters (98.4 feet) with T863 transmitter
.05 MHz, 0 - 50° Celsius
FM Deviation:
De-Emphasis:
Sensitivity:
60 kHz 5 kHz, transmitter input at 1 kHz, 2.5 mV
50 µS
< - 90 dBm @ 60 kHz deviation
Squelch:
-100 dB @ 6 kHz
Freq Response:
Distortion:
500 Hz - 5 kHz, 3 dB
< 2.0% THD
Signal–Noise Ratio:
Antenna:
>50 dB ( 5 dB) with transmitter input at 1 kHz, 2.5mV
Internal wire monopole
Controls & Indicators:
Volume control knob; Channel selector (four position rotary
switch): Position 1 is off; position 2 is CH1; position 3 is CH 2;
position 4 is CH 3
Power on indicator: Red LED “on” indicates when receiver
has power
Low battery indicator: Power LED flashes when batteries are
low
Battery selector: Slide switch for alkaline or NiMH battery
operation
R863 Front
Headphone jack:
Charging Contacts:
Approvals:
3.5 mm jack, mono output, 8-32 ohm impedance
Designed for use with CHG 3512 Battery Charger
CE, RoHS, WEEE, ETSI EN 301 357-1, ETSI EN 301 357-2
3 years parts and labor (90 days on accessories)
Warranty:
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
©2007, Williams Sound Corp. MCAT 059A
1
Download from Www.Somanuals.com. All Manuals Search And Download.
Whisper™ FM Receiver
•
Model R863
Contact:
Williams Sound Corporate Headquarters
10321 W. 70th Street
Eden Prairie, MN 55344
Phone: 800-328-6190 or 952-943-2252
Fax: 952-943-2174
Email: [email protected]
United Kingdom
Sound Associates
Keeble House, 81 Island Farm Road
West Molesey, Surrey KT 2SA
United Kingdom
Phone: (44) 020 8939 5900
Fax: (44) 020 8939 5901
Email: [email protected]
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
©2007, Williams Sound Corp. MCAT 059A
3
Download from Www.Somanuals.com. All Manuals Search And Download.
|