Ham Radios Walkie Talkie SGQ150 30W VHF Duplexer SGQ-150 136-156MHz/156-174MHz

modname=ckeditor SGQ-150 Duplexers 136-174MHz 30W VHF Duplexer for Radio Repeater Tuned Low Frequency 156MHz & High Frequency 163MHz & N Female connectors Describe: 1: Made of iron, this product is of high quality, strong and durable. 2: 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. 3: It is tunable between 136-174MHz, you can turn it by yourself when you have the tools. 4: The Duplexer for Radio Repeater is N Female connector, suitable for wireless communication equipment in large places such as residential areas, shopping malls, hotels, etc. Specifications: 30W RF Power Handling 6 Cavity Design Fequency Range: 136-156MHz/156-174MHz Bandwidth:±200kHz Standard Termination: N-female or BNC-female Frequency Spacing:3.5-10MHz for VHF Insertion Loss:≤1.2dB Nominal Impedance: 50Ω V.S.W.R:≤1.4 Suppression:>80 Isolation:>80dB 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 30W 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. Package Includes: 1*  30W VHF duplexer modname=images&cols=1&colspace=10&rowspace=10&align=center