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J-Pole Antenna Calculator


if the antenna is to be placed outside, do not use brass, photo model designed for 2.45 ghz. a capacitor of 0.8 pf and it would be perfectly matched to 50ohm
post 05 Apr 2024
J-Pole Antenna Calculator

Antenna Calculator Links

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Calculator antennas Wirelass
Find the calculation you want, and enter the various parameters required then click the Calculate

Calculator Seven Element Yagi
Information of a particular beam antenna, in this case a seven element Yagi

Calculo de antenas dipolo
calculate the length of your dipole, then you can enter your frequency of interest and see the necessary lengths for dipoles and inverted V


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