Vertical antenna on 50MHz to 14MHz band with AH4 antenna tuner. Linear loading type antenna on 10MHz band to 7MHz band. Top coil is for 7MHz band. 10MHz band is to short the coil. This antena element consist of tri angle form which is 1/2 rambda wave length. Radial which has 6 rod antennas on aluminum board.  It is easy to adjust resonant frequency by rod antenna. Balum between antenna element and radials, then connect to AH4 antenna tuner. This antenna with radial is 1/2 rambda vertical anttena which is like a cushcraft vertical antenna. antenna and rig at the hotel in Okinawa Island.  JA3NEP and antenna with AH4. Higashi chine sea is very beautiful.

Operation system at the hotel and JA3NEP.

TS-50S, PC for log, and small key.

PC takes data of ferquency, mode from TS-50S.

Result

I operated SSB and CW on 7MHz, 10MHz, 18MHz, 21MHz with heavy pile up from main land of Japanese stations. And I contacted with 5P12EU special station from the Kingdom of Denmark. and others. I am soory that I have not enough time for my radio operation in Okinawa and apology not to contact with many stations, calling me from mainland of Japan. See you again soon 73&88