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Personal FM
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Listening System
• Model PFM 863
Personal FM
™
Listening System
• Model PFM 863
©2007, Williams Sound Corp. MCAT 061A
3
Bid Specs:
T863 Transmitter
The T863 shall be a portable, belt-pack equipped wide-band transmitter. The unit shall have three user-
selectable operating frequencies of 863.25 MHz for CH1, 863.75 MHz for CH 2 and 864.75 MHz for CH 3.
The T863 shall be housed in a black polycarbonate impact-resistant enclosure and feature a two-inch
external antenna and 3.5mm mono microphone input.
The transmitter shall include an integrated on/off/channel selector control, an internal mic gain control,
and power ON indicator LED. The power ON LED shall flash to indicate low battery.
The transmitter shall operate on two AA alkaline batteries for approx. 20 hours of operation or 15 hours
with Williams Sound NiMH rechargeable batteries (BAT 026). The transmitter shall have drop-in charging
points for charging with the optional CHG 3512.
The T863 shall have an operating range of approx. 30 meters (98 feet) when used with the R863 receiver
and a signal ratio greater than 50dB with the R863 and 60 kHz deviation.
The T863 shall have CE, ETSI EN 301 357-1, ETSI EN 301 357-2 approvals, and be compliant with RoHS and
WEEE regulations. The unit shall have a three year parts and labor warranty.*
The transmitter shall be the Williams Sound Corp. model number T863.
R863 Receiver
The R863 shall be a portable, belt-pack equipped wide-band receiver. The unit shall have three user-
selectable operating frequencies of 863.25 MHz for CH 1, 863.75 MHz for CH 2 and 864.75 MHz for CH 3.
The R863 shall be housed in a black polycarbonate impact-resistant enclosure and feature a 3.5mm ear
jack that can accept stereo or mono earphones.
The receiver shall include an adjustable volume control, integrated on/off/channel selector and power
ON indicator LED. The power ON LED shall flash to indicate low battery.
The receiver shall operate on two AA alkaline batteries for approx. 40 hours of operation or 30 hours
when using Williams Sound NiMH rechargeable batteries (BAT 026). The receiver shall have drop-in
charging points for charging with the optional CHG 3512.
The R863 shall have an operating range of approx. 30 meters (98 feet) when used with the T863 trans-
mitter, and shall a signal to noise ratio greater than 50dB and 60 kHz deviation.
The R863 shall have CE, ETSI EN 301 357-1, ETSI EN 310 357-2 approvals, and be compliant with RoHS and
WEEE regulations. The unit shall have a three year parts and labor warranty.*
The receiver shall be the Williams Sound Corp. model number R863.
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
*90 days on accessories.
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