Radio Shack 20-163 Satellite Radio User Manual


 
66
References
67
Index
Selectivity:
All AM and FM (except AM 25 – 27.995 MHz)................... 6 dB +/-8 kHz
..........................................................................................
-50 dB +/-17 kHz
AM 25 – 27.995 MHz...........................................................-6 dB +/-4 kHz
............................................................................................
-50 dB +/-6 kHz
Spurious Rejection (at 154.1 MHz FM).................................................40 dB
Scanning Rate ..............................................Up to 60 Channels per Second
Search Rate ........................................................Up to 78 Steps per Second
Delay Time ......................................................................................2 seconds
Intermediate Frequencies (IF):
1st................................................................................................380.8 MHz
2nd ................................................................................................21.4 MHz
3rd................................................................................................... 455 kHz
Priority Sampling ............................................................................2 seconds
Operating Temperature .....................................-14 to 140° F (-20 to 60° C)
IF Rejection
380.8 MHz at 154.1 MHz....................................................................60 dB
21.4 MHz at 154.1 MHz....................................................................100 dB
Squelch Sensitivity:
Threshold (FM and AM).................................................................... 0.5 uV
Tight (FM) ...........................................................................................25 dB
Tight (AM)...........................................................................................20 dB
Antenna Impedance........................................................................ 50 Ohms
Audio Output Power (10% THD) ...........................................................1.5W
Built-in Speaker........................... 3 Inches (77 mm) (8-ohm, Dynamic Type)
Power Requirements ............................................................................. 13.8V
Current Drain (Squelched) .................................................................200 mA
Dimensions (HWD) .............. 2
1
/
4
x 7
1
/
4
x 5
5
/
16
Inches (55 x 185 x 135 mm)
Weight (without antenna)...................................................... 27.7 oz. (790 g)
Specifications and depictions are subject to change and improvement
without notice. Actual product may vary from the images found in this
document.
Index
A
Alerts...................................................................................................................30
Antenna.............................................................................................10, 39, 49, 66
Attenuator.....................................................................................................15, 49
B
Banks.......................................................................................................16, 54, 65
Scanning..............................................................................................................28, 44
Search Banks.......................................................................................................21, 54
Trunking Banks..........................................................................................................35
Turning Off..........................................................................................................28, 46
Base Frequencies................................................................................................38
Birdie Frequencies ..............................................................................................50
Brightness ........................................................................................................... 14
C
Channels..................................................................................................16, 50, 54
Defining.....................................................................................................................17
Locking Out ..............................................................................................................28
Monitoring ................................................................................................................34
Priority Channe.........................................................................................................29
Saving........................................................................................................................28
Saving Trunking Channels........................................................................................43
Scanning..............................................................................................................28, 44
Weather Channels....................................................................................................30
Cloning................................................................................................................20
CTCSS .................................................................................................................16
CTCSS Codes................................................................................................19, 60
D
DCS .....................................................................................................................16
DCS Codes....................................................................................................19, 60
Default Tuning Frequency................................................................................... 34
Delay .......................................................................................................14, 44, 45
Delete..................................................................................................................18
E
EDACS.........................................................................................16, 35, 39, 43, 44
Talk Group Format....................................................................................................63