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HF-VHF Diplexer
One band i've been wanting to activate is 6 meters, my first challenge was i didn't want to use a coax switch to flip between hf and vhf
post 24 Apr 2026
Antenna Duplex duplexer Links →
Duplexer 144-432 MHz
This self-constructing duplexer can be operated in just a few minutes with two 144/435 antennas
4-way Splitter/Combiner
Power splitters are used to combine 2 or more antennas on 1 feedline
Stacking with homemade Power Splitters
The basis of the power splitters-combiners is a construction of a square tube for the outer conductor and a round tube for the inner conductor
Triplexer HF/50 Mhz 144 432 Mhz
To get signals from all directions, without having to constantly rotate the directional antennas
Duplexer 144 - 430 MHz
Low-pass filter 144 MHz and a high-pass filter 430 MHz of higher order
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This self-constructing duplexer can be operated in just a few minutes with two 144/435 antennas
Power splitters are used to combine 2 or more antennas on 1 feedline
The basis of the power splitters-combiners is a construction of a square tube for the outer conductor and a round tube for the inner conductor
To get signals from all directions, without having to constantly rotate the directional antennas
Low-pass filter 144 MHz and a high-pass filter 430 MHz of higher order
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