PRO-39  (200-0303)           Specifications             Faxback Doc. # 8991

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.................................806-823.9375 MHz (in 12.5 kHz steps)
                                       851-868.9375 MHz (in 12.5 kHz steps)
                                            896-960 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 uV

     108-136.9675 MHz................................................2.0 uV

     137-174 MHz.....................................................1.0 uV

     380-512 MHz.....................................................1.0 uV

     806-960 MHz......................................................2.0uV

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........................................................-50dB

If Rejection:

     10.7 MHz..............................................50 dB at 154 MHz

Scanning Rate..............................................25 Channels/sec.

Search Rate...................................................50 steps/sec.

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

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

IF Frequencies.........................................10.7 MHz and 455 kHz

Filters..................................1 Crystal filter, 1 Ceramic filter

Squelch Sensitivity:

     Threshold.............................................Less than 1.0 uV

     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........................1-3/8" (36 m/m) 8 ohm, dynamic type

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

Current Drain:(Squelched).............................................40 mA

Operating Temperature.......................................14 F to + 140 F
                                                           (-10 C to +60 C)

Storage Temperature:......................................(-40 F to +160 F)
                                                           (-20 C to +71 C)

Dimensions...............................5-3/4 x 2-3/4 x 1-5/8 inches (HWD)
                                                         (145 x 58 x 42 mm)

Weight.......................................Approx.8.8 oz. (250 g) without
                                                      antenna and batteries

(RLR-02-22-94)