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GRE PSR-255 - Scanner Specifications

GRE PSR-255
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23
SPECIFICATIONS
Frequency Coverage
26-54 MHz
68-88 MHz
137-174 MHz
380-512 MHz
Channels of Operation 50 Channels
and 1 Monitor Memory
Sensitivity (20dB S/N):
26-54 MHz 0.7 µV
68-88 MHz 0.7 µV
137-174 MHz 0.7 µV
380-512 MHz 0.7 µV
Selectivity:
+/-10kHz -6 dB
+/-18kHz -50 dB
Spurious Rejection:
26-54 MHz 50 dB at 41 MHz
68-88 MHz 50 dB at 78 MHz
137-174 MHz 50 dB 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 Rejection: 10.7 MHz 70 dB at 154 MHz
Squelch Sensitivity:
Threshold Less than 0.5 µV
Tight (S+N)/N 25 dB
Antenna Impedance 50 ohms
Audio Output Power 200 mW Nominal (10% THD)
Built-in Speaker 36 mm, 8-ohm Dynamic Type
Power Requirements 9 V DC, 6 AA batteries
AC adapter/DC adapter (9V, 200 mA)
Current Drain (Squelched) 50 mA
Dimensions 171 (H) x 59 (W) x 40 (D) mm
Weight 240 g without antenna and batteries
Supplied Accessory Antenna