Comtek Communications Technology Inc BST75-216 Manual De Usuario

Page 12

Audio Inputs:

Line level balanced input
0 dBm for 80% modulation
(+20 dBm max, XLR-3F)
Unbalanced input with bias
voltage for electret microphone
(-35 dBv at 5 K ohms. 1/4” mono plug)

Connectors:

XLR-3F Combo with 1/4”
phone jack
Barrel type 5.5mm X 2.1mm
power jack DC
BNC type RF output

Operation Indicators:

LED bargraph VU meter
LED antenna load and SWR indicator
LED DC power indicator

Antenna:

Short loaded BNC whip antenna
BNC RF output connector for
optional external antenna

FCC Compliance:

Type Certification and Type
Acceptance under FCC Part 95.

Power Requirements:

12 Volts DC, 200 mA max

Frequency Response:

100 Hz to 10 kHz

Audio Distortion:

Less than 1% at 80% modulation

Audio Gain Control:

Limited to 20 dB

Modulation Limiter:

Peak compressor type with
high linear overload protection
(25 dB). Attack time less than
1 ms, recovery time 10 ms

Audio Processing:

Companded and non-companded
to accommodate a variety of
receivers

RF Output Power:

Maximum power output for
FCC Part 95 (100 mW)

Frequency Stability:

Better than 0.002% digitally
synthesized, crystal controlled

Frequency Modulation:

10 kHz deviation companded
5 kHz deviation non-companded

Operating Frequency:

216.0125 to 216.9750 MHz
(57 channels)
Custom factory programmed
to 10 of 19 available high-fidelity
companded channels or may be
programmed to 10 of 38 standard
non-companded NB channels

Harmonic and Spurious Emissions:

Better than 50 dB below carrier

Dimensions:

3 3/4" X 1 5/8" X 5 1/4" deep

Weight:

17 oz.

BST 75-216 SPECIFICATIONS

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NOTE: Specifications subject to
change without notice
or obligation

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