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30
Specifications
ˆ
Specifications
Frequency Coverage:
Ham ................................................................................................ 29–30 MHz (5.0 kHz Steps)
VHF Lo ........................................................................................... 30–50 MHz (5.0 kHz Steps)
Ham ................................................................................................ 50–54 MHz (5.0 kHz Steps)
Air .................................................................................... 108–136.9875 MHz (12.5 kHz Steps)
Government ................................................................................... 137–144 MHz (5 kHz Steps)
Ham ............................................................................................... 144–148 MHz (5 kHz Steps)
VHF Hi ........................................................................................... 148–174 MHz (5 kHz Steps)
Ham/Government ..................................................................... 380–450 MHz (12.5 kHz Steps)
UHF Lo ..................................................................................... 450–470 MHz (12.5 kHz Steps)
UHF Hi (T) ................................................................................ 470–512 MHz (12.5 kHz Steps)
Channels of Operation ................................................200 Channels and 20 Monitor Memories
Sensitivity (20 dB S/N):
29–54 MHz ............................................................................................................... 0.5
µ
V
108–136.9875 MHz .................................................................................................. 1.0
µ
V
137–174 MHz ........................................................................................................... 0.5
µ
V
380–512 MHz ........................................................................................................... 0.7
µ
V
Selectivity:
±10 kHz ..................................................................................................................... –6 dB
±18 kHz ................................................................................................................... –50 dB
Spurious Rejection ............................................................................... 50 dB (FM at 154 MHz)
Scanning Rate ................................................................................. Up to 25 Channels/Second
Search Rate .......................................................................................... Up to 50 Steps/Second
Delay Time ................................................................................................................ 2 Seconds
Intermediate Frequencies (IF):
1st ........................................................................................................................ 10.7 MHz
2nd ......................................................................................................................... 455 kHz
IF Interference Ratio (10.7 MHz) ................................................................... 70 dB at 154 MHz
Squelch Sensitivity:
Threshold ................................................................................................. Less than 0.5
µ
V
Tight (FM) .................................................................................................... (S+N)/N 25 dB
Tight (AM) ................................................................................................... (S+N)/N 20 dB
Antenna impedance .................................................................................................... 50 Ohms