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.
It is tunable between 136-174MHz, you can turn it by yourself when you have the tools.
Contact us before order it if you want other frequency setting or connector type.
وصف
Specifications:
Max power Input: 30W
Frequency Range: 136-174MHz
Isolation Loss: V.S.W.R: Isolation: >80dB
Suppression: >80dB
Impedance: 50Ω
Operating temperature: -25℃-+55℃
Packages includes:
1 x duplexer
How to tune the frequency:
1.Prepare the tools inc. three-port network analyzer, dummy load with N male connector, 2 x RF cable from duplexer to the network analyzer , slotted screwdriver and spanner.
2.Power on your network analyzer, according the guidance on frequency network, using it to monitor the frequency, adjust the six screw poles with on duplexer slotted screwdriver to the frequency you want.