Beltpac – Clear-Com BS850 (Last time buy) User Manual
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RECEIVER
⎯
Type:
720 synthesized, 25 kHz channel steps (480 steps in Band C)
RF Sensitivity:
<
1µV for 20dB SINAD
Squelch: Adjustable
Image Rejection:
60dB
Squelch:
Data channel coded plus carrier signal level
Squelch Quieting:
90dB
Frequency Stability:
10 ppm
Distortion:
<1% at maximum deviation
Antenna Type:
¼-wave whip (supplied) or external (BNC connector)
Beltpac
GENERAL
⎯
Frequency Range:
470-608 MHz, 614-697.825 MHz in 18 MHz Tx and Rx bands
(12 MHz in Band C)
Antenna Type:
Flexible ¼-wave, field-replaceable
Frequency Response:
50 Hz to 10 kHz
Battery Requirements:
6 “AA” Alkaline Cells (optional NiMH)
Battery Life:
PTE
− Up to 9 hours (alkaline), PTT − Up to 15 hours (alkaline)
Temperature Range:
32-122°F (0-50°C)
Weight:
16 oz (.454 kg) with batteries
Base Interface:
RJ10, RS-232
PDA Interface:
IrDA
Auxiliary Input:
Connector: 1/8” (3.18 mm) miniature phone jack
Impedance:
10k
Ω
Receive Level: 100mV minimum
Overrides optional 2nd receiver if installed
Headset Connector:
XLR-4M, optional field-installable XLR-5F
Mic Input:
Auto-detect, low impedance dynamic or electret microphone
Headset Output:
200mW @ 1% THD into 50
Ω, capable of driving 8-400Ω
Controls:
Main Volume Control with power switch and push-to-mute, 2nd
RCVR/Ext.
Volume Control with push-to-mute, 4 mode/function switches
Microphone gain adjustment
Indicators:
Power/low battery LED, Transmit LED, 2 channel LEDs, 2 function LEDs
TRANSMITTER
⎯
Type:
Synthesized, 720 25 kHz channel steps (480 steps in Band C)
Transmit Power:
100, 50, 10 or 1 mW configurable for fixed output or automatic power control
Transmission Modes:
Push-to-talk (PTT), push-to-talk-shared (PTS), or push-to-enable (PTE)
May be configured for momentary or latch mode
Modulation Type:
FM
Deviation:
50 kHz
Occupied Bandwidth:
190 kHz maximum
Frequency Stability:
10 ppm
Harmonics/Spurious:
Exceeds FCC specifications
RECEIVER
⎯
Type:
Synthesized, 720 25 kHz channel steps
RF Sensitivity:
<
1µV for 20dB SINAD
Image Rejection:
60dB
Squelch:
Adjustable carrier signal level
Squelch Quieting:
80dB
Frequency Stability:
10 ppm
Distortion:
<1% at maximum deviation