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home QRZCQ - The database for radio hams 
 
2021-05-14 23:04:45 UTC
 

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JR3VMJ

Active QRZCQ.com user

activity index: 5 of 5

Yoshifumi Yagi

Shiga 522-0033
Japan

AS
japan
image of jr3vmj

Call data

Last update:2021-03-24 07:08:03
Continent:AS
Views:235
Main prefix:JA
Class:1st
Latitude:35.2589592
Longitude:136.2584778
Locator:PM85DG
IOTA:AS-007
DXCC Zone:339
ITU Zone:45
CQ Zone:25

Most used bands

20m
(41%)
15m
(20%)
10m
(11%)
17m
(9%)
40m
(7%)

Most used modes

FT8
(46%)
FT4
(29%)
SSB
(17%)
CW
(9%)
SSTV
(1%)

QSL dataUp to date!

Last update:2020-12-03 05:02:40
eQSL QSL:YES
Bureau QSL:YES
Direct QSL:YES
LoTW QSL:YES

Biography

●Ham Radio License
1972 class phone, '73 class CW, '74 class 2nd, 1975 class 1st. and 1988 USA/FCC General
●Professional Radio License
1980 2nd class radio engineer Japan
1981 1st class Radio Operator for General Services Japan,
●Ham radio Activity
1973 JR3VMJ opened in Wakayama pref.Debuted to HF band(7,21,28MHz,10W)
FT-401S and DP,TR-2200(2m FM 1W)
1976 QSY to OSAKA pref,University of Science and Engineering (Electronic Engineering)
TS-520X V-5jr(GP),TR-7500,IC-370
1980 QRO 100W. I was crazy about FAX,PC-Packets,ColorSSTV,and DX).
homebrew color scan converter and TNC. TS-830S and HF7V(45mtr high)
1990 QSY to SHIGA,Hikone .The activity was HF and UHF.
Constructed a 1st tower and used TA33jr and TS-940S.
2008 QRO 200W.Resume with HF all band. TS690S,homebrew LinerAmplifire and TA-351.
2017 ~JT65,FT8 started.-2019~ FT4 too.
2020 Crank-up tower (18mtrs) was built.
●Overseas experience
Guest op :BY1PK(1987),BY4AA(1988 SSTV),KH6/JR3VMJ(1986,89,92),GB2CL(1987),4U1UN(1997).

I mainly appear in digital mode from 3.5MHz to 1295MHz.
Buro QSL delivery is delayed. but LoTW,eQSL,ClubLog(OK!OQRS),and QRZ.com Logbook are early.
I look forward to working with you.
★Works
I am a clinical engineering doctor(J C.E Ph.D) at Kyoto Prefectural University of Medicine Hospital. It is mainly intended for critically ill patients such as ECMO and ventilators. We also started cancer genome analysis in 2019.

Worked DXCCs:

Equipment

Shack (Aug/2020~)
●HF transceiver
Icom IC-7610(100W)
●Amplifier
DXV200L(3.5-21MHz,200W),HL-1KFX(500W),Stock KPA500,TL-922
●144,430,1295MHz transceiver
Icom IC-9700(SSB,CW,FM,D-Star,50W,50W,10W)
YAESU FTM100DH(FM,C4FM 50W,50W)
●Antenna
3.5-3.8MHz DP (Create) CD-78jrH-V 21mH
7 MHz-50MHz Yagi(Kohjinsha)7,10MHz2ele,14-28MHz3ele,50MHz 4ele,Versabeam KA1-403S Lite 20mH
144MHz-1295MHz GP(Diamond) X-5000 12mH

Other images

second pic
JR3VMJ / Pic 2
  

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