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Yagi Uda Antenna Calculator
Freq.mhz, boomlength mm, gain db approx., elements, diameter of parasitic elements mm, diameter of boom mm, is the boom isolated from parasitics
post 20 Apr 2024
Antenna Calculator Links →
Coil Inductance Calculator
With both calculators, the main limitation is that they be Single-Layer Air-Core inductors
Amateur Radio RF Safety Calculator
This is a main beam power density estimation program intended for use as part of a routine evaluation of RF
Cubical Quad Antenna Calculator
Requires only the entry of the center of the frequency range your quad antenna will be used in
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With both calculators, the main limitation is that they be Single-Layer Air-Core inductors
This is a main beam power density estimation program intended for use as part of a routine evaluation of RF
Requires only the entry of the center of the frequency range your quad antenna will be used in
23cm Yagi Antenna building Finished antenna at 1275 MHz SWR under 1:1.5 at resonant frequency
50 MHz preamp Gain 26dB with the BFG135 Preamps for 144 and 430 MHz, for 50 MHz, the BFG135a is a cheap transistor and in my view rather strong. It is not easily damaged by static discharge or RF power. FG connection
Interface-for-digital-broadcasts-with-integrated-audio 4-port HUB, with a TUSB2046. With port 1 of the HUB we drive the FT232RL; with port 2 the PCM2904, furthermore, we decided to leave ports 3 and 4 free