Страница 1: ...oduct subjected to misuse or accidental damage EXCEPT AS PROVIDED HEREIN RADIO SHACK MAKES NO WARRANTIES EXPRESS OR IMPLIED INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE...
Страница 2: ...he received frequencies in the 144 148 MHz band to easily enter the receiver but attenuating all other frequencies Low Noise GaAs Field Effect Transistor FET Pre Amplifier normalizes insertion loss an...
Страница 3: ...r stops Follow these steps to mount the amplifier 1 Mark the positions for the screw holes using the supplied mounting bracket as a template 2 Drill the screw holes into the mounting surface at each m...
Страница 4: ...gauges etc Follow the mounting instructions supplied with the antenna then route the antenna s RF cable to the am plifier 6 Caution Do not run the cable Over sharp edges or moving parts that might da...
Страница 5: ...Push and turn counterclockwise the fuse holder in the amplifier s red wire pull the holder apart and remove the fuse 4 Connect the amplifier s black wire to a metal part of your car such as your trans...
Страница 6: ...tions and before you begin operating the HTA 20 test your transceiver and match your antenna s SWR for top performance using an SWR meter not supplied MATCHING THE ANTENNA S STANDING WAVE RATIO SWR 8...
Страница 7: ...a to the lowest SWR value Ideally the SWR should be as low as 1 0 1 To be acceptable the SWR must be less than 1 3 1 I c I c I POWER TX POWER DON 12 When your transceiver transmits its low power signa...
Страница 8: ...r vehicle battery or DC power supply and the in line fuse replace only with an 8 amp fuse d Check all cables and insure they are securely connected between the amplifier and the antenna and transceive...
Страница 9: ...ely Liquids contain minerals that can corrode electronic circuits Handle the amplifier gently and carefully Dropping it can damage circuit boards and cases and can cause it to work improperly Keep the...
Страница 10: ...rent 6 Amp Max Spurious Level Less than 60 dB Net Gain Receiver with Helical Filter 0 dB Receiver Bandpass Filter Double Tuned Helical In Out Impedance 50 Ohm In Out Connector M Type Dimensions HWD 1V...
