User's Manual

Page Center User Manual
Page 36
External keyboard interface................................................Standard PS/2
Telephone interface ............................................................RJ-11 female, DTMF signaling
DTMF signaling timing......................................................> 40 mS (telco receive mode)
> 100 mS (radio receive mode)
100 mS (telco transmit mode)
Alarm/data inputs................................................................8
RF Section
RX channel spacing............................................................12.5kHz (narrowband) or 25kHz (wideband)
models available
Frequency Stability.............................................................2.5ppm (12.5kHz BW version)
5ppm (25kHz version)
RX Sensitivity.....................................................................0.5uV for 12dB SINAD
0.35uV for 12.5kHz version)
RX Modulation acceptance.................................................±2.5kHz for 12.5kHz versions
±5kHz for 25kHz version
RX Intermodulation............................................................55dB
RX Image and 1/2 if rejection.............................................55dB
RX Selectivity.....................................................................55dB (25kHz version)
55dB (12.5kHz version)
TX power output.................................................................2 or 4 watts nominal,
selected via internal jumper.
FM hum and noise ..............................................................38dB or better
Spurious emissions .............................................................-52dBc
Modulation..........................................................................Frequency Modulation
Modulation limit.................................................................±4.5kHz or ±2.25kHz, programmable by
channel.
Emission Designators .........................................................16K0F1D, 11K0F1D, 16K0F3E, 11K0F3E
The above specifications are preliminary product specifications, and are subject to change, without notice.
Ordering
6A373
--
PAGE CENTER Communication system
Built-in Transceiver
N Narrow band transceiver (12.5kHz)
W Wide-band transceiver (25kHz)
UA UHF band, 403-416MHz*
UC UHF band, 450-470MHz
UD UHF band, 470-480MHz*
E Encode only, no transceiver
* (For export only, not FCC approved)
For example, a VHF wide-band PAGE CENTER in the 150-174MHz band is part number 6A373-VB-W.