PRO-34 Programmable Scanner
(200-0135)                 Specifications             Faxback Doc. # 48556

FREQUENCY COVERAGE:

VHF-Lo: ....................................... 30-54 MHz (in 5 kHz steps)

Ham: .......................................... 50-54 MHz (in 5 kHz steps)

Aircraft: .................................. 108-136 MHz (in 25 kHz steps)

Government: ............................. 136.005-144 MHz (in 5 kHz steps)

Ham: ........................................ 144-148 MHz (in 5 kHz steps)

VHF-HI: ..................................... 148-174 MHz (in 5 kHz steps)

Ham/Government: .......................... 380-450 MHz (in 12.5 kHz steps)

UHF-Lo: ................................. 450-470 MHz ( in 12.5 kHz steps)

UHF-TV: .................................. 470-512 MHz (in 12.5 kHz steps)

UHF-Hi: ........................ 806.0000-823.9375 MHz (in 12.5 kHz steps)
                                 851.1125-868.9375 MHz (in 12.5 kHz steps)
                                 896.1125-960.0000 MHz (in 12.5 kHz steps)

Channels of operation: ......... Any 200 channels in any band combinations
                         (20 channels x 10 banks) and 10 Monitor channels.
SENSITIVITY:

20 dB Signal-to-Noise ratio (30-54 MHz): ...................... 1.0 microV
                            (108-136 MHz): .................... 2.0 microV
                            (136.005-174 MHz): ................ 1.0 microV
                            (380-512 MHz): .................... 1.0 microV
                            (806-960 MHz): .................... 2.0 microV

SPURIOUS REJECTION (30-54 MHz): .......................... 50 dB at 40 MHz
                   (108-136 MHz): ....................... 50 dB at 124 MHz
                   (136.005-174 MHz): ................... 50 dB at 154 MHz
                   (380-512 MHz): .......................... Not specified
                   (806-960 MHz): .......................... Not specified

SELECTIVITY (+/-10 kHz): ........................................... -6 dB
            (+/-20 kHz): .......................................... -50 dB

IF REJECTION (10.7 MHz): ................................ 50 dB at 154 MHz

SCANNING RATE (Fast): ..................................... 8 channels/sec
              (Slow): ..................................... 4 channels/sec

SEARCH RATE (Fast): ......................................... 16 steps/sec
            (Slow): .......................................... 8 steps/sec

PRIORITY SAMPLING: ............................................. 2 seconds

AUDIO POWER: .............................................. 200 mW nominal

DELAY TIME: .................................................... 2 seconds

BUILT-IN SPEAKER: ..................... 1-3/4" (45 mm) 8 Ohm, dynamic type

MODULATION ACCEPTANCE: .......................................... +/-8 kHz

POWER REQUIREMENT: ................ +9 V DC, 6 AA batteries, or a suitable
                                            adapter (negative ground only)

IF FREQUENCIES: ..................................... 10.7 MHz and 455 kHz

CURRENT DRAIN: ......................................... 55 mA (squelched)

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

DIMENSIONS: ............ 6-1/2 x 2-3/4 x 1-13/16 Inches (165 x 69 x 46 mm)

WEIGHT: ................................................... 14 oz. (400 g)

(LB/eb 7/1/98)