User's Manual
Table Of Contents
20-315 Owner’s Manual
Page 39
Amateur Radio/Government ...... 380–450 (in 12.5 kHz steps)
UHF Standard ............................ 450–470 (in 12.5 kHz steps)
UHF “T” ...................................... 470–512 (in 12.5 kHz steps)
Channels of Operation ...... 200 channels/20 monitor memories
Sensitivity (20 dB S/N):
29–54 MHz .................................................................... 0.5 µV
108–136.9875 MHz ....................................................... 1.0 µV
137–174 MHz ................................................................ 0.5 µV
380–512 MHz ................................................................ 0.7 µV
Spurious Rejection (FM @154 MHz) ............................... 50 dB
Selectivity:
±10 kHz .......................................................................... –6 dB
±18 kHz ........................................................................ –50 dB
Search Speed ............................................. Up to 50 Steps/Sec
Scan Speed ......................................... Up to 25 Channels/Sec
Delay Time ............................................................... 2 Seconds
IF Frequencies:
1st IF .......................................................................... 10.7 MHz
2nd IF ........................................................................... 455 kHz
IF Interference Ratio (10.7 MHz) .................. 70 dB at 150 MHz
Squelch Sensitivity:
Threshold ..................................................... Less than 0.5 µV
Tight (FM) ....................................................... (S + N)/N 25 dB
Tight (AM) ...................................................... (S + N)/N 20 dB
Antenna Impedance .................................................... 50 Ohms
Audio Output Power (10% THD) .................... 180 mW Nominal
Built-In Speaker ........................... 1 3/8
Inches (36 mm), 8 Ohms
Operating Temperature ...........................................14° to 140°F
(–10° to 60°C)
Power Requirements ....................... 6 Volts DC, 4 AA Batteries
AC Adapter (Optional)
DC Adapter (Optional)
Current Drain (Squelched) .............................................. 50 mA
Dimensions (HWD) .............................. 5 11/16
× 2 3/8
× 1 9/16
Inches
(145 × 63 × 40 mm)
Weight (without antenna) ............................................approx. 7.8 oz