PRO-57 Scanner (200-0126) Specifications Faxback Doc. # 19708 Programmable Scanner FREQUENCY COVERAGE: VHF-Lo............................................30-50 MHz (in 5kHz steps) Ham...............................................50-54 MHz (in 5kHz steps) Government......................................138-144 MHz (in 5kHz steps) Ham.............................................144-148 MHz (in 5kHz steps) VHF-Hi..........................................148-174 MHz (in 5kHz steps) Ham/Government...............................380-450 MHz (in 12.5kHz steps) UHF-Lo.......................................450-470 MHz (in 12.5kHz steps) UHF-Hi.......................................470-512 MHz (in 12.5kHz steps) CHANNELS OF OPERATION:......................................Any 10 channels SENSITIVITY: 20 dB Signal-to-Noise ratio at 3 kHz Deviation: 30 - 54 mHz..................................................1.0 microV 138 -174 MHz..................................................1.0 microV 380 -512 MHz..................................................1.0 microV SPURIOUS REJECTION: 30- 54 MHz..................................................50 dB at 40MHz 138-174 MHz.................................................50 dB at 120MHz 380-512 MHz...................................................Not specified SELECTIVITY: ñkHz..............................................................-6 dB ñkHz.............................................................-50 dB IF REJECTION: 10.7 MHz...................................................50 dB at 154 MHz SCANNING RATE............................................... 8 Channels/sec DELAY TIME........................................................2 seconds MODULATION ACCEPTANCE.....................................plus/minus 8 kHz IF FREQUENCIES.........................................10.7 MHz and 455 kHz FILTERS....................................................1 crystal filter ...........................................................1 ceramic filter SQUELCH SENSITIVITY.........................Threshold: Less than 1.0 microV .......................................................Tight: (S+N)/N 25 dB ANTENNA IMPEDANCE...................................................50 ohms AUDIO POWER...............................................1.0 watts maximum POWER REQUIREMENTS:..............................AC 120 Volts 60 Hz 8 watts DIMENSIONS....................2"(52 mm) x 7 7/8" (200 mm) x 7" (175 mm) HWD WEIGHT........................................................24 oz. (650g) Specifications are typical; individual units might vary. Specifications are subject to change without notice. (/all-03/01/96)