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Last modified 2023-08-30

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RadioShack Pro-164 (20-164)

A picture of RadioShack Pro-164 (20-164)

SPECIFICATIONS

GENERAL
Type:HF/VHF/UHF receiver/scanner
Frequency range: USA
25-54 MHz
108-174 MHz
216-512 MHz
764-767 MHz
773-776 MHz
794-797 MHz
803-824 MHz
849-869 MHz
894-960 MHz
1240-1300 MHz
Tuning steps:3.125 / 5 / 6.25 / 7.5 / 8.33 / 10 / 12.5 / 25 KHz (Depending on band segment)
Frequency stability:? ppm
Mode:AM / FM
Channels / memory management: 1000 regular in 10 banks @ up to 60 channels per second
1 priority
7 service search banks
1 user programmable search bank
1 Skywarn (Channel 999)
Alpha tags (16 characters)
Power supply:4.8-6 VDC (Four R6 / AA alkaline or rechargeable batteries)
or 9 VDC external
Current drain / power consumption:90 mA (Squelched)
Antenna impedance / connector:50 ohm / BNC
Dimensions (W*H*D):65*145*42 mm (2.56*5.75*1.62")
Weight:240 g (8.5 oz), without antenna and batteries
Other features: Triple trunking: Motorola I/II/IIi, EDACS and LTR.
CTCSS/PL and DCS. Signal Stalker II. Weather alert, SAME/FIPS.
Attenuator. Cloning. PC programmable (USB).




RECEIVER SECTION
Receiver system: Triple conversion superheterodyne
1st IF: 380.8 MHz
2nd IF: 21.4 MHz
3rd IF: 455 KHz
Sensitivity: AM (20 dB S/N)
25-54 MHz: 1 uV
108-137 MHz: 1 uV
137-174 MHz: 1.5 uV
216-225 MHz: 1.5 uV
225-300 MHz: 2 uV
300-406 MHz: 3 uV
406-512 MHz: 2 uV
764-960 MHz: 2 uV
1240-1300 MHz: 3 uV
FM (20 dB S/N)
25-54 MHz: 0.3 uV
108-137 MHz: 0.3 uV
137-174 MHz: 0.5 uV
216-225 MHz: 0.5 uV
225-300 MHz: 0.5 uV
300-406 MHz: 0.8 uV
406-512 MHz: 0.5 uV
764-960 MHz: 0.7 uV
1240-1300 MHz: 0.7 uV
Selectivity: AM/FM (Except AM 25-28 MHz)
14 KHz (-6 dB)
26 KHz (-50 dB)
AM (25-28 MHz)
8 KHz (-6 dB)
12 KHz (-50 dB)
Image rejection:
AF output power / speaker:170 mW at 10% distortion / 8 ohm
External speaker connector:3.5 mm




MISCELLANEOUS
Manufactured:China (By GRE), 2007-20xx (Discontinued)
Additional info:
Related documents:User manual (1.7 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
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