Steps to tune the frequency 1. Prepare the tools: * three-port network analyzer * 30W dummy load with N male connector * 2 x RF cable from duplexer to the network analyzer (From N Female to N/M/BNC connector base on your network analyzer connector type ) * slotted screwdriver * spanner 2. Connect the cables If want to adjust the low frequency, connect the low port with 30W dummy load, and connect the other two ports on duplexer to the network analyzer. If want to adjust the high frequency, connect the high port with 50W dummy load, and connect the other two ports on duplexer to the network analyzer. 3. Tune the frequency Power on your network analyzer, according the guidance on frequency network, using it to monitor the frequency, adjust the six screw poles on duplexer with slotted screwdriver to the frequency you want. 4. Fasten the screws Use spanner to fasten the screws on above step. Notice: The item in Amazon warehouse was already set the frequency to 156MHz and 163MHz, and Amazon can not set it to other frequency and send to you. But we can tune and ship this product from China with other low and high frequency. To speedup the delivery time, we will send it from Hong Kong Post Office, this will take 1-2 weeks usually. Package Includes: 1 x duplexer
Make sure this fitsby entering your model number.
This item has been set by factory with low frequency 156MHz, high frequency 163MHz and N female connector type, it is easy to build your repeater.
#711 in Portable FRS Two-Way Radios
15-Oct-18
0
FALSE
DotDotTech
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