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Simple band-pass filter for 23cm
The design seems to work well; I tried a prototype with adjustable input taps, and found that the input and output tap positions on the lines were not too important
post 12 Oct 2024
Antenna 23cm 1.2 GHz Links →
Building UHF Yagis A Practical
A detailed photo essay on how he builds his well designed UHF Yagi antennas
Construction of a 23cm double bi-quad antenna
I had half a spool of 2mm enamelled copper wire left over from my 12-turn helix, so this was soon bent into shape to make the element
Construction 23cm HB9CV antenna
The antenna is lightweight, requires little space and can be easily adjusted in polarization
Direttiva Yagi 10 elementi 23cm
Antenna per ATV, in 23cm una semplice yagi a 10 elementi
Double Quad
A description of a 9 dBd double quad and its calculations
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A detailed photo essay on how he builds his well designed UHF Yagi antennas
I had half a spool of 2mm enamelled copper wire left over from my 12-turn helix, so this was soon bent into shape to make the element
The antenna is lightweight, requires little space and can be easily adjusted in polarization
Antenna per ATV, in 23cm una semplice yagi a 10 elementi
A description of a 9 dBd double quad and its calculations
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