TIME LINE

1993 :
Accidently heard a HAM Radio conversation while tuning a radio.
1994 :
Joined Adoor Amateur Radio Club, where i received training in Morse code, rules and regulations, etc. Thanks to OM Sharmaji, VU2LV, for his dedication and help.
1995 :
Appeared for the ASOC exam at Adoor. After a couple of months i received a letter from the local monitoring station - cleared the exam.
1997 :
Received the licence, issued by the Ministry of communications , WPC, Govt. of India, with callsign VU3KBU (licence number 9135). The same year i homebrewed my first QRP Tx. Thanks to VU2VWN, OM Vasanth Kumar (SK), for his popular design (VWN AM QRP).
My first QRP Transmitter - October 1997 - 7 watts PEP (Photographed 10 years later)
1998 :
Improved the power output to 25W PEP with a homebrewed linear amplifier using the IRF 830 MOSFET. Made contacts with countries like Srilanka , Maldives, Seychelles, Nepal, Malaysia, Thailand etc. The most exciting one was a contact with 5X1M from Uganda.
1999 :
Homebrewed a Tx which worked on double side band (DSB), using diode ring balanced modulator.
2000 :
Homebrewed a 40m Single Side Band (SSB) Transmitter.It was based on RM 96
2000 :
 
RM 96 Main Board
2001 - 2004 :
No activities : QRL due to MQTH
2005 :
Started using a Yeseu FT - 747GX. 100W PEP on 10 bands (160m - 10m). I started DXing seriously.
2006 :
Almost 80 countries contacted using the Yaesu.Total number of DX contacts had gone beyond 1000.
2009 :
Added an ICOM IC - 718, to an inverted vee, with a homebrewed power supply.
2010 :
Added an ICOM IC-706MKIIG - All Mode HF, VHF, UHF Transceiver.(100/50/20)W. (2016: SOLD)
2011 :
Added LDG Z - 11 Pro : Fully Automatic Antenna Tuner (2014: SOLD)
2011 :
Added Alinco DM - 330MV , 32A Power Supply
2011 :
Added an ICOM IC- 2200H - VHF Transceiver - 65 W PEP
2012 :
Added a YAESU FT - 450AT - HF/50 MHz Transceiver - 100 W PEP (2016: SOLD)
2013 :
Added a YAESU FT - 817 - 5W QRP - HF, VHF & UHF (2016: SOLD)
2013 :
Added a KENWOOD TH-F6A 144/220/440 MHz - 5 W PEP
 
2014 :
Added a Comet UHV- 6 : 6 Band Vertical (2016: SOLD)
 
2014 :
Added a Duplexer (Diamond MX - 6M), Paddle (MFJ - 564) & Mobile Mount (Comet RS - 840)
 
2015 :
Added an ICOM IC- 2300H - VHF Transceiver - 65 W PEP
 
2015 :
Added an ICOM IC- V8000 - VHF Transceiver - 75 W PEP (2016: SOLD)
 
2015 :
Added VUSDR - 5W PEP Software Defined Radio
 
2015 :
Added Signalink USB Sound card Inerface - Started using JT 65 & WSPR
 
2016 :
Added a YAESU FT - 950 - HF/50 MHz Transceiver - 100 W PEP
 
2016 :
Added an ICOM IC-7300 - HF/50 MHz Transceiver - 100 W PEP