Specifications - Radio Shack PRO-2050 Owner's Manual

20-430.fm Page 51 Wednesday, August 4, 1999 1:29 PM

SPECIFICATIONS

Frequency Coverage:
10 Meter Amateur Radio ............................. 29.000–29.6950 MHz (in 5 kHz steps)
VHF Lo ...................................................... 29.7000–49.9950 MHz (in 5 kHz steps)
6 Meter Amateur Radio ............................. 50.0000–54.0000 MHz (in 5 kHz steps)
Aircraft .............................................. 108.0000–136.9750 MHz (in 12.5 kHz steps)
Government ........................................... 137.0000–143.9950 MHz (in 5 kHz steps)
2 Meter Amateur Radio ........................... 144.000–147.9950 MHz (in 5 kHz steps)
VHF Hi ................................................... 148.0000–174.0000 MHz (in 5 kHz steps)
Amateur Radio/Government ............. 406.0000–419.9875 MHz (in 12.5 kHz steps)
70-cm Amateur Radio ....................... 420.0000–449.9875 MHz (in 12.5 kHz steps)
UHF Standard ................................... 450.0000–469.9875 MHz (in 12.5 kHz steps)
UHF "T" ............................................. 470.0000–512.0000 MHz (in 12.5 kHz steps)
Public Service ................................... 806.0000–823.9375 MHz (in 12.5 kHz steps)
Public Service/Trunking Repeater .... 851.0000–868.9875 MHz (in 12.5 kHz steps)
Public Service ................................... 896.1125–956.0000 MHz (in 12.5 kHz steps)
Channels of Operation ....................... Any 300 channels in any band combinations
Sensitivity (S+N)/N=20 dB:
29–54 MHz .............................................................................................. 0.5 V
108–136.975 MHz ................................................................................... 1.5 V
137–174 MHz ......................................................................................... 0.5 V
406–512 MHz ......................................................................................... 0.4 V
806–956 MHz ......................................................................................... 1.0 V
Search Speed:
Normal ............................................................................. 100 Steps/Sec (Max)
Hyper .......................................... 300 Steps/Sec (Max) (only 5 kHz step band)
Scan Speed ................................................................ 50 Channels/Sec. (Nominal)
Delay Time ............................................................................................. 2 Seconds
IF Frequencies:
1st IF .................................................. 29–174 MHz: 380.6050–380.7000 MHz
2nd IF ................................................................................................10.85 MHz
3rd IF .................................................................................................... 450 kHz
Squelch Sensitivity:
Threshold ............................................................................... Less than 0.6
mV
Tight ............................................................. VHF Lo, Hi, UHF (S + N)/N 25 dB
(30 channels ¥ 10 banks), 50 search skip memories, and
406–512 MHz: 380.6125–380.700 MHz
806–956 MHz: 380.7000–380.7875 MHz
20 service search skip memories
Aircraft (S + N)/N 15 dB
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