PI5RTA Helmond





Satellite antennas for 2 m and 70 cm.

    2m antenna, cross yagi

    Frequency range 144 -146 MHz
    Elements  2 x 12
    Gain        12.5 - 14.5 dBi
    VSWR     1.1 - 1.5
    Front to back ratio 20.7 - 22.5 dB
    boom length 4.11 meter

    70 cm antenna, cross yagi

    Frequency range 430-440 MHz
    Elements  2 x 20
    Gain        15 - 16 dBi
    VSWR     1.1 - 1.5
    Front to back ratio 16.5 - 18.3 dB
    boom length 3.68 meter


Rotor clock - AER5

 
H/V rotor AER-5 manual

Computer interface - EA4TX

 


Updated jan 2026