Trap Dipole 40,30,17,12m Band. The mast is fixed to a palm.


Trap
10.1 MHz

Trap
18.1 MHz

Balun

Trap
18.1 MHz

Trap
10.1 MHz

Trap = CoaxCable
RG-316 Teflon (PTFE)

Material N30 Siemens
D = 45 mm    d = 25 mm
CoaxCable RG-316 Teflon (PTFE)

Trap = CoaxCable
RG-316 Teflon (PTFE)





SWR measured with CIA HF Analyzer

   

Background shows a Cyrtostachys renda,  also known by the common names red leaf palm and lipstick palm, it is native to Thailand, Malaysia, Sumatra and Borneo.

Tropische Palmen: rote Palme "Lipstick" Palme.