B L Subbaraya is an Indian engineer born in 1952 in Karnataka. He has worked in research and leadership roles for organizations like NAL Bangalore and Electronics & Controls Pvt Ltd. He has designed and developed various electronic systems over his career, including high current rectifiers, speed transmitters, uninterruptible power supplies, and cathodic protection systems. He has also consulted on the manufacture, re-engineering, and indigenization of power electronic equipment.

1. B L SUBBARAYA

2.  B L Subbaraya B E., FIETE.
(Electronics & communications)
 Born on 6th April 1952 at Bandaggade Village
of Sagar Taluk in Karnataka State. INDIA

3.  Worked as a research fellow at NAL Bangalore for a period of three years.
 Worked as Senior Engineer and subsequently as General Manager in
M/s Electronics & Controls.
 Director Electronics & Controls Pvt. Ltd.
 Director Supra Printronix Systems Pvt. Ltd.
 Director Zenith Power Systems India Ltd.
 Director Sumukha Power Systems Pvt. Ltd.
 Served as an honorary member of Dr. Wadhwa Committee for
establishing Electronic Test & Development Center (ETDC) labs In INDIA.
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4. Designed, Developed, Manufactured and Commissioned
 A very high current (10,000 Amps) programmable periodic
reverse current rectifier for electro-chemical applications in
the year 1978.The polarity of this rectifier can be reversed
while it is on load through a programmable timer. This is one
of the biggest of its kind in the country today.
 Long distance (1to2Kms), weather proof, non contact, speed
transmitters and speed trips for conveyer belts at
Kudremukh Iron Ore Company in the year 1979.
 Multi stage pin hole tester for electronic testing of condoms
in the year 1983 as an import substitution for Hindustan
Latex Ltd. Trivendrum.

5.  Uninterruptible Power Supply Systems for
computers using Adaptive Pulse Width Modulation
Technology up to 100Kva during 1983-2000. The
product development through latest technology is
continuing.
 100Amps Impressed current Cathodic protection
system with very low ripple (1 to 3mv) and Active
shaft grounding for Indian Navy . The equipment
designed for MIL standards , JSS55555 , IP56,
Naval standards for shocks & Impact and MIL461E
for EMI/EMC

6.  Super sonic wing calculator- a simulator to help
design wings for super sonic Aero planes
 Different types of digital speed measuring
instruments
 Different types of digital temperature measuring
instruments and temperature controllers, including
PID controllers
 Various types of annunciation systems for process
industries.

7.  Probability density cumulative distribution and
peak probability function analyzer
(Published as a T.M in NAL)
 Ordinate/slope programmable function
generator (Published in Electronic Engineering
U.K.)
 Real time digital signal analyzer -correlator and
averager (Published in Electro Technology)

8.  Electronics Stop Watch (Project Work)
 Radar Demonstration Unit with a tracking
anti-aircraft gun Using a light beam for
sensing the object. (Award Winner in
State Level Technical Exhibition 1974)
 Flow Level Controllers
 Automatic Dippers for automobiles.
 Single Phase Preventer
 Echo Unit
 Digital Frequency Counter

9. Involved in technical consultancy-
 For the Manufacture of Power Electronic Equipment like
Uninterruptible Power Supply Systems, Inverters, Power
Packs, Solar power plants, High current potentiostats for
corrosion protection of war ships/ pipe lines and other allied
Electronic Products to meet the critical requirements of
National , Internationals and Defense Standards.
 Equipment re-engineering and indigenization of power
equipment.
 Power quality analysis and solutions for high power
installations.
 Root cause analysis of failures, design verification and
corrections.