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Antenna beamwidth calculator


Enter the diameter of your parabolic dish in m metres and the operating frequency in ghz gigahertz
post 21 Mar 2024


Antenna Calculator Links

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Whip Antenna Length And Frequency Calculator
This calculator requires the use of Javascript enabled and capable browsers. This calculator is designed to give the vertical length

Yagi Calculator by John Drew
Yagi Calculator is a Windows program that also runs well on Linux, Ubuntu 8.10 under Wine

Yagi Uda Antenna Calculator
Constant spacing of 0.2 l'ambda max. length is 5 l'ambda

Bowtie Antenna Calculator
This page covers Bowtie Antenna basics


23cm Yagi Antenna building

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

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

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