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QSL via JA1HGY

Nao Mashita, 8-2-4-2A Akasaka, Minato-ku, Tokyo 107-0052, JAPAN

107-0052 東京都港区赤坂8-2-4-2A　間下 尚彦

My Shack (Operate Room)

Our family: Biketa Ⅱ and Gonta

160m GP,   Support Tower 28mH,   KOHJINSHA VERSA Beam:  Model KA1-435X、KA1-206X

KOHJINSHA VERSA Beam:  Model KA1-206X (6m 9ele, 10m-20m 6ele)

This is quite new antenna VERSA KA1 which was developped by Kohjinsha Co.,Ltd.

VERSA can cover 8 ham bands (40m, 30m, 20m, 17m, 15m, 12m, 10m & 6m) by one antenna.

All frequencies are adjusted by motor drive copper elements with digital control in order to get the best performance.

Excepting 40m band, the antenna works as a full size YAGI beam. 40m band is performed with center loading coil  equipped into AEU (Adjustable Element Unit). It enables to shorten approximately 30% length of element. This is new technology of adjustable antenna in the world.

This antenna is great product which took 2 years development period to enable the best performance of adjustable antenna system by JH1ECG and their group

5 element full-size yagi for 30 meters

5 element full-size yagi for 40 meters: