KP-2/6M Pre-amplifier,6-meter mast-mount, 50-52 MHz
Mirage
CONSULTE
Mirage
LDG Electronics (EUA)
Ameritron
Shakespeare
Hy-Gain
Yaesu Standard Horizon
MFJ
MFJ
MFJ
MFJ
Shakespeare
KLC
Yaesu Standard Horizon
Hy-Gain
Ameritron
Hy-Gain
Ameritron
MFJ
MFJ
Hy-Gain