Hits 

Power supply for FT-817


this power supply is compact enough to be used for portable use and the FT-817 fits perfectly
post 20 Mar 2024
Power supply for FT-817

Radio Transceivers yaesu 817 Links

31



External Keypad for FT-817
the keypad near the dashboard of your car, for example. It will be safer and handy to play with your FT-817 while driving

FT-817 Accessories
display has a crisp 480x320 color 3.5'' tft screen. it is super easy to install - plug the supplied cat cable into the display and a compatible yaesu transceiver cat port. catdisplay reads the transceiver's eeprom data, detects & decodes any changes then updates the display The custom algorithm also detects transceiver use and slows down data requests when idle

FT817 CAT Connection
ft-817nd's is connected to pc through a com port.i used one of many usb to com boards available on ebay


Take off angle of horizontal antenna

Take off angle of horizontal antenna For horizontal polarization, the electric field will move sideways on a horizontal plane, while for vertical polarization it will oscillate up and down on a vertical plane

Rx antennas 4Square Rx Vertical Array

Rx antennas 4Square Rx Vertical Array My frequency design of 1.825 MHz a 90 degrees line would be 33,70 metersinstead of the previously calculated 33,27 m

Calculo da Antena Bazooka

Calculo da Antena Bazooka A double bazooka antenna is a combination that has a complete coaxial wave multiplied by its velocity factor and a total end-to-end length of 1/4 wave for each side affected by another driver shortening facto