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9
Chapter 3. Specifications
3.1. STR-6000A Standards
TX Frequency
156.025MHz ~ 157.425MHz
RX Frequency
156.050MHz ~ 163.275MHz
Number of Channels
183
ITU Channel: 55
USA Channel: 57
CANADA Channel: 61
WEATHER Channel: 10
Radio Wave Mode
FM(16K0G3E), DSC(16K0G2B)
Channel Interval
25kHz
Communication Mode
Simplex and Semi-Duplex
Antenna impedance
50
Ω
(SO-239)
Audio Output Impedance
4
Ω
Frequency Stability
±
10 PPM(-20
℃
to +60
℃
)
Voltage Supply
13.6V DC
±
10%(Negative Ground)
Consumption Currency (13.6V)
TX High 5.5A max
Maximum Audio 1.5A max
Operating Temperature
-15
℃
~ +55
℃
Dimensions
85
×
172
×
170
Weight 1.1kg
3.2. Transmitting Unit
Output Power (
ⓐ
13.8 V DC)
25W/1W(Low)
Frequency Deviation
Within
±
5ppm
Oscillation Mode
Synthesizer Mode
Modulation
Variable Reactance Frequency Modulation
Maximum Frequency Deviation
±
5.0kHz
Occupied Bandwidth
Within 16kHz
MIC Input Impedance
2k
Ω
Audio Frequency Response
300Hz~3kHz 6dB/1 ~ -3dB)
Spurious Emissions
Less than 70dB
Adjacent Channel Power
Less than -70dBc
Audio Harmonic Distortion
Less than 10%
Residual Modulation
(Signal/Noise Ratio)
Over 40dB
Type of emition
G2B