1. Ajoy Raman and K. Radhakrishna Rao , " Magnetic Heading Sensor", Electronics And Wireless World, U.K.October 1988. ( View   Download )

2. Ajoy Raman and K. Radhakrishna Rao , " Single-Phase to Three-Phase Converter", Electronics and WirelessWorld, U.K. May 1991. ( View Download )

3. Raman, Ajoy Radhakrishna, Rao, "Programmable resistor shifts phase" EDN Magazine, December 6, 1990;

4. Radhakrishna Rao, K. Raman, Ajoy, "
Active filter discriminates FM". (frequency modulation) (Design Ideas) (tutorial) EDN Magazine, September 2, 1991. ( View Download )

5. Ajoy Raman, J.Jayraman and V .Babu Rao, " Unmanned Air Vehicles ", Paper Presented at the InternationalSeminar during the Air Show, Bangalore 1994. ( View Download )

6. Ajoy Raman, "Avionics Systems for Unmanned Aircraft", Paper presented at the AR&DB Silver Jubilee Seminar at the National Aeronautical  Laboratory, Bangalore, in May 1996. ( View  Download )

7. Ajoy Raman, "Flight Test Systems for Unmanned Aircraft -The Indian Experience ", Paper presented at theNational Seminar on Flight Testing at the Aircraft & Systems Testing Establishment, Bangalore, December, 1997.
( View  Download )

8. Ajoy Raman, "Un-manned Air Vehicle Development -The Indian Experience", Paper Presented at the InternationalSeminar on Aerospace Opportunities, Bangalore 1998. ( View Download )

9. Jayashree Raghuraman and Ajoy Raman, "Logarithmic amplifier uses capacitor charging law" EDN Magazine,USA, October 2002. ( View  Download )

10. Ajoy Raman, "Wide range voltage-doubler uses inherent characteristics of push-pull dc-dc converter" EDN Magazine, USA, August 2007. ( View Download )
Ajoy Raman, "LED bar-graph display represents two digits", EDN  Magazine, September 22, 2011.
( View Download )

12. Ajoy Raman, "Symmetry Feedback Maximizes Function Generator Linear Sweep  Range" Electronic Design,
v.59, no.13, 2011 Oct 6, p.48(2). (View Download )
13. Ajoy Raman, "TRIAC-Controlled Power Supply Pre-Regulator Uses Optical Feedback" Electronic Design,
March 22, 2012, Page45-46. (View Download )

14.Ajoy Raman "Complementary-Pair DC/DC Converter Simultaneously Doubles, Inverts Supply Voltage",
Electronic Design Network, June 21, 2012, Page 44-46 (View Download)

15.Ajoy Raman "Universal Analog Hardware Test Bench", Proceedings of the 55th Annual Technical Convention IETE-2012, September 30, 2012, Page 102- 105 (View Download)

16.Ajoy Raman "Universal Analog Hardware Test Bench", IETE Journal of Education, Volume 53, Issue 2, July-Dec 2013, Page 89 - 96 (View Download)

17.Ajoy Raman "Circuit maximizes pulse-widthmodulated DAC throughput" EDN Design Ideas March 2013, Page 51- 52 (View Download)

18.Ajoy Raman "Two-quadrant multiplying DAC utilizes octal CMOS buffer" EDN Design Ideas September 30, 2013  (View Download)

19.Ajoy Raman "Sound-Card Signal Generator Interface Adds Variable Ofset Contol" Electronic Design,  April 15, 2014 ( View Download )