Radio Shack PRO-66 owner manual Specifications

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20-511.fm Page 39 Wednesday, August 4, 1999 2:13 PM

SPECIFICATIONS

Frequency Coverage:

29–54 MHz (in 5 kHz steps) 137–174 MHz (in 5 kHz steps)

406–512 MHz (in 12.5 kHz steps) 806.0000–823.9375 MHz (in 12.5 kHz steps) 851.0000–868.9375 MHz (in 12.5 kHz steps) 896.1125–956.0000 MHz (in 12.5 kHz steps)

Channels of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Channels

Sensitivity:

(FM: 20 dB S/N at 3 kHz deviation):

29–54 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.4 μV

137–174 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5 μV

406–512 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.6 μV

806–956 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.6 μV

Selectivity:

±10 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –6 dB

±17 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –50 dB

Scan Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Channels/Sec.

Search Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Steps/Sec.

Delay Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Seconds

Acceptable RF Displacement . . . . . . . . . . . . . . . . . . . . . . . . . . . ±6 kHz

IF Frequencies . . . . . . . . . . . . . . . . . . . . . . . . 10.85 MHz and 450 kHz

Squelch Sensitivity:

Threshold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Less than 0.4 mV Tight (S+N)/N. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 dB

Built-in Speaker . . . . 19/16 Inches (4 cm) 8 Ohm, 0.5 W, Dynamic Type

Power Requirement . . . . . . . . . . . . . . DC 4 AA Batteries (6.0 VDC), or 4 AA Rechargeable Ni-Cd Batteries (4.8 VDC), or Vehicle Battery DC Power Cord (Cat. No. 270-1533), or AC Adapter (Cat. No. 273-1652)

Current Drain:

Squelched . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 mA Full Volume Unsquelched . . . . . . . . . . . . . . . . . . . . . . . . . 125 mA Dimensions (HWD) . . . . . . . . . . . . . . . . . . . . 63/8 × 211/16 × 19/16 Inches (162 × 68.5 × 39 mm)

Weight. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.8 oz (250 g) Specifications are typical; individual units might vary. Specifications are subject to change and improvement without notice.

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Contents PRO-66 50-Channel Direct Entry Programmable Scanner Features Fm Page 3 Wednesday, August 4, 1999 213 PM FCC Notice Scanning Legally Contents Troubleshooting Power Sources Using Internal BatteriesPreparation Powercharge Important Information about the External Power JacksUsing Standard AC Power Plug the adapter’s power module into a standard AC outlet Using Vehicle Battery Power Charging NICKEL-CADMIUM Batteries Connecting an Optional Antenna Connecting the AntennaConnecting AN Earphone Headphones Traffic SafetyListening Safely Attaching the Belt Clip Connecting AN Extension SpeakerLook AT the Keypad Understanding Your ScannerLook AT the Display Fm Page 19 Wednesday, August 4, 1999 213 PM Operation Turning on the Scanner and Setting SquelchStoring Frequencies Band Search Searching for and Storing Active FrequenciesDirect Search Search Skip Memory Moving a Frequency from the Monitor Memory to a Channel Listening to the Monitor MemoryScanning the Stored Channels Using the 2-Second DelayLocking Out Channels Manually Selecting a ChannelListening to the Weather Band Using the KeylockBirdie Frequencies General Guide to ScanningGuide to Frequencies National Weather FrequenciesGuide to the Action Bands Typical Band UsagePrimary Usage Specified Intervals Band AllocationFm Page 32 Wednesday, August 4, 1999 213 PM Meter Amateur Band- 50-54 MHz Cm Amateur Band 420-450 MHz Frequency Conversion Avoiding Image FrequenciesProblem Possible Cause Remedy TroubleshootingResetting the Scanner Care and Maintenance Specifications RadioShack