PRO-44 Programmable Scanner (200-0304) Specifications Faxback Doc. # 8488 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-Hi: ................................ 470-512 MHz (in 12.5 kHz steps) Channels of Operation: .................. 50 channels and 1 monitor channel 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 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 Selectivity: +/-10 kHz: ....................................................... -6 dB +/-20 kHz: ...................................................... -50 dB IF Rejection: 10.7 MHz: ................................................ 50 dB at 154 MHz Scanning Rate: ......................................... 16 channels/second Search Rate: .............................................. 16 steps/second Delay Time: ...................................................... 2 second If Frequencies: ...................................... 10.7 MHz and 455 kHz Filters: ............................... 1 Ceramic filter, 1 Crystal 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 Built-in Speaker: ...................... 1 3/8" (36 mm) 8 Ohm, dynamic type Power Requirement: ........... +9 VDC, 6 AA batteries or a suitable adapter (Negative ground only) Current Drain (squelched): .......................................... 40 mA Operating Temperature: .................... +14F to + 140 F (-10C to +60 C) Storage Temperature: ........................ -40F to +160F (-40C to + 71C) Dimensions (HWD): ................................ 5 3/4 x 2 3/8" x 1 5/8") (145 x 58 x 42 mm) Weight: ........................................... Approx. 8.8 oz. (250 g) without antenna and batteries FCC Information This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions; (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. (RLR/EB 5/20/97)