KP-2/6M Pre-amplifier,6-meter mast-mount, 50-52 MHz
Mirage
CONSULTE
Mirage
MFJ
Andrew
MFJ
Ameritron
MFJ
Yaesu
Mirage
Yaesu Standard Horizon
Yaesu Standard Horizon
Ameritron
Comet-Japão
MFJ
LDG Electronics (EUA)
Ameritron
Yaesu Standard Horizon
Andrew
Yaesu
MFJ
Icom