Datasheet 2

Datasheet 1 からの続き


Dipole antennas
Long wire antennas
Yagi antennas invented by Dr.Hidetsugu Yagi and Dr.Shintaro Uda
The other Japanese compact antennas
Skywave propagation including  Near Vertical Incidence Skywave propagation(NVIS) technology
Solar cycle and ionosphere
Analog phone QSOs
DX FM radio, DX AM radio and AIR bands receiving
Meteorology particularly typhoons and forecasting
Virology, immunology, epidemiology and human nutrition
Web technologies
Science, engineering, technologies, designs and philosophies particularly from Japan


Three ways including the Internet, the bureau and no exchange of cards too.

Databases,  Internet QSL and logbooks

Ministry of Internal Affaires and Communications of Japan: Yes
: Yes Yes Yes
LoTW: Yes Yes
Air HAM LOG: Yes
Turbo HAMLOG: Yes
HamMemo on iOS: Yes

Contests / Awards


アワードについては、全て自分ひとりだけで「企画・参加・審査・表彰」を行う、『430 ひとりアワード』を実施中。まずは東京都の島を除く全自治体の局長さんと430MHz band でQSO。賞品は良さげなウイスキーになる予定なので、JARLの賞品よりずっと豪華!かも(笑) 

Bands appearing now.

1.9MHz bands

Antenna: Under planning

3.8MHz  – 50 MHz bands

Antenna: A dipole antenna
Balun 1: COMET’S CBL-2500 (1.8MHz – 56MHz, max 2.5kW PEP)
Balun 2: DIAMOND’s BU-50A (1.7MHz-40MHz, max 1.2kW PEP)
Antenna masts: Telescopic aluminum masts, COMET’s CP-80L x 1 piece, COMET’s CP-45 x 2 pieces.
Fishing rods: SUNSHUN’s SCCF-8000 x 1  and ZHONG HUA 1800 (13.5m) x 2
Towers: NAGARA’s NRT-200HD x1 and NRT-150 x2

144MHz band

Antenna-1: A ground plane antenna, DIAMOND’s X-50 (5/8 λ x 2)
Antenna-2: A Yagi antenna, RADIX’s RY-144M3/Ⅱ with four elements

430MHz band

1: A ground plane antenna, DIAMOND’s X-50 (5/8 λ x 3)
2: A Yagi antenna, RADIX’s RY-430M6 with six elements
3: A biconical antenna, COMET’s CBC-70
4: A portable loop antenna, GH-4 with four elements designed by Tomohiko Kinebuchi (JA1NUW)
5: A loop antenna with seven elements made by Minoru Fukazawa
6: Dual loop antennas with seven elements each made by Minoru Fukazawa
7: A portable dipole antenna designed and made by Hiro
8: A portable 5/8 λ rod antenna, SAGA DENSHIKOGYO’s Super ROD-7 SMA
9: A super disk-cone antenna, DIAMOND’s D-130



ICOM’s IC-7610M

A desktop one, HF & 50MHz

YAESU’s FT-7900H

A desktop one, 144  & 430MHz


A handheld one, 144  & 430MHz



A desktop one, 100KHz to 1,300MHz


A handheld one, 100KHz to 1,300MHz

GAKKEN’s Vacum Tube Radio Version 2

A desktop one, 531KHz – 1,602KHz

Power Supplies:

Alinco’s DM-330MV

A desktop one, Output DC 5-15V variable, Maximum 30A

Panasonic’s BQ-100

A portable one, DC 12V, Maximum 10A

The other antennas:

A super disk-cone antenna, DIAMOND’S D-130 mainly for receiving.

An FM Yagi antenna, MASPRO’s FM2A with two elements x 1 piece,

The other facilities:

Roof towers: NAGARA’s NRT-200 and NRT-150 x 2


Cable Selectors: DIAMOND’s CX310A x 2 pieces

SWR & Power meter: Diamond’s SX-600

Antenna Standing Wave / Network Analyzer: COMET’s CAA-500 Mark II

Antenna Stay: GLASS FIBER KOKEN’s DEBEGLASS WIRE 4mm diameter デベグラスワイヤー


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