PRO-37 Programmable Scanner
(200-0138)                 Specifications             Faxback Doc. # 46278

Frequency Coverage:

VHF-Lo: ....................................... 30-50 MHz (in 5 kHz steps)

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

Aircraft: .............................. 108-136.975 MHz (in 25 kHz steps)

Government: ................................. 137-144 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

108-136.975 MHz: .............................................. 2.0 microV

137-174 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

108-136.975 MHz: ........................................ 50 dB at 124 MHz

137-174 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: .................................................... 25 channels/sec
Slow: ..................................................... 8 channels/sec

Search Rate:

Fast: ....................................................... 50 steps/sec
Slow: ........................................................ 8 steps/sec

Priority Sampling: ............................................. 2 seconds

Delay Time: .................................................... 2 seconds

Modulation Acceptance: .......................................... +/-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 (VHF Lo, Hi, UHF): ................................. (S + N)/N 25 dB

Tight (Aircraft): ........................................ (S + N)/N 20 dB

Antenna Impedance: ............................................... 50 Ohms

Audio Power: .............................................. 200 mW nominal

Built-in Speaker: ..................... 1 3/4" (45 mm) 8 Ohm, dynamic type

Power Requirement: ......... +9 VDC, 6 AA batteries, or a suitable adapter
                                                    (negative ground only)

Current Drain:

Squelched: ......................................................... 40 mA

Max. Audio Power: ................................................. 160 mA

Dimensions (HWD): ......................... 6-1/2 x 2-3/4 x 1-13/16 inches
                                                        (165 x 69 x 46 mm)

Weight: ................................................... 14 oz. (400 g)
 
(br/EB 1/14/98)

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