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Balun coaxial 20. At 27 MHz
The length of the balun in Figure C must be Length = Wavelength / 20. At 27 MHz, the capacitor will be approximately 120 pF. It may be expedient here to use a trim capacitor, in order to obtain an optimum fit in this way
post 19 Apr 2024
Toroid & balun Links →
1:4 Balun, ON6MU
Balun for folded dipoles
4:1 balun for 160 to 10 meters
Here we calculate the half wave length of the matching section of the 4:1 coax balun
4:1 coax balun design CALCULATOR
Here we calculate the half wave length of the matching section of the 4:1 coax balun
50 ohm single-band baluns
The balun herein described is suitable for 50-ohm monoband antennas which can often represent a valid choice
JI -Test, measure balun, and compare antenna baluns or balums
Many articles and technical sources on baluns or balun design ignore voltage, focusing only on current. Focusing only on current is a serious oversight that can result in defective system design
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Balun for folded dipoles
Here we calculate the half wave length of the matching section of the 4:1 coax balun
Here we calculate the half wave length of the matching section of the 4:1 coax balun
The balun herein described is suitable for 50-ohm monoband antennas which can often represent a valid choice
Many articles and technical sources on baluns or balun design ignore voltage, focusing only on current. Focusing only on current is a serious oversight that can result in defective system design
PIC-Keyer This project describes the construction of a real "QRP" keyer with a small microcontroller PIC 16F84, with slightly modified hardware also PIC16F62
Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica
Conrad Electronic Electronic components online shop in German and Italian