Williams Sound R863 User Manual

R863

Hearing Helper™ FM Receiver

FM SPECIFICATION DATA

Tours • Language Interpretation • Hearing Assistance

The R863 is a portable, body-pack style FM receiver with user­selectable 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
122 meters (400ft) when used with the Williams Sound T800
transmitter. The receiver is showcased in a black, ergonomic,
impact-resistant case, and is belt-clip equipped for hands­free 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 optional multi-chargers. 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.

Hearing Helper™ FM Receiver

Earphone/Headphone Jack

R863 Receiver:

"On" Indicator LED

Dimensions:

On/Off/Channel
Selector Switch

O

Weight:

Material:

Battery Type:

Volume Control

Operating Frequencies:

Operating Range:

Stability:

FM Deviation:

De-Emphasis:

Sensitivity:

Squelch:

Freq Response:

Distortion:

Signal–Noise Ratio:

Antenna:

Controls & Indicators:

Headphone jack:

Charging Contacts:

Approvals:

Warranty:

115 mm H x 72 mm W x 30 mm T
(4.5” H x 2.85 W x 1.2” T)

85 grams (3 oz.), no batteries

Color:

Black

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)
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

CH 1 - 863.25 MHz; CH 2 - 863.75 MHz;
CH 3 - 864.75 MHz ( ± 30 kHz)

30 meters (98.4 feet) with T863 transmitter

± .05 MHz, 0 - 50° Celsius

60 kHz ±5 kHz, transmitter input at 1 kHz, 2.5 mV

50 µS

< - 90 dBm @ 60 kHz deviation

-100 dB @ 6 kHz

500 Hz - 5 kHz, ±3 dB

< 2.0% THD

>50 dB ( ± 5 dB) with transmitter input at 1 kHz, 2.5mV

Internal wire monopole

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 ashes when batteries are low

Battery selector: Slide switch for alkaline or NiMH battery operation

3.5 mm jack, mono output, 8-32 ohm impedance

Designed for use with CHG 3512 Battery Charger and CHG 3502

CE, RoHS, WEEE, ETSI EN 301 357-1, ETSI EN 301 357-2

3 years parts and labor (90 days on accessories)

*90 DAYS ON ACCESSORIES.

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.