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• Two-stage oscillator
•    • Pendulum pump
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Veljko Milkovic
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Veljko Milkovic
Research & Development Center
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You can read here the scientific and expert opinions and analyses on inventions and research, which Veljko Milkovic received in a written form during previous years. You can also see what the media and public say about the inventions in the chapters Media about Veljko Milkovic - Press clippings and Internet.

Peter Lindemann, D.Sc.
"...This certainly ranks as one of the most important discoveries in science in the last 300 years... more "

prof. dr. Velimir Abramovic
"...The double oscillator is also the best mechanical analogy of the alternating current, even better than Tesla's analogy... more "

academician prof. dr. Bratislav Tosic
"...It is estimated that the input of gravity in the performance of biphase oscillator is around 80%... more "

• Slobodan Masanovic, B.Sc. Eng, 2022 * N E W
  Opinion on "Two-stage mechanical oscillator" of Veljko Milkovic

• Dhawal Bodhankar, Ankit Chauvhan, Santosh Rahangadale, Gaurav Uprikar, Sangram Deshmukh, Prof. Swapnil Choudhary, 2020. * N E W
  Fabrication of Pendulum Machine for Generation of Electricity through Oscillation Motion

• Than Than Htike, Han Lwin Soe, Kyaw Myat Moe, 2019. * N E W
  Experimental Investigation of Energy Production by Using Pendulum

• Doktorska disertacija Yu JIa sa Univerziteta u Kembridžu, UK, 2014. * N E W
  The Convergence of Parametric Resonance and Vibration Energy Harvesting

• Yu JIa, 2013. * N E W
  A Parametrically Exited Vibration Energy Harvester

• Rajat Wairagade, Sonu Tagwan, Prof S.K.Mude, 2016
  Electrical Energy Generation by Using Pendulum Motion

• Dr. Dennis P. Allen Jr., 2016
  Why Does Newtonian Mechanics Forbid Inertial Propulsion Devices When They Evidently Do Exist?

• Rajesh Kumar Sahu, Rakesh Kumar Das, Supriya Dip, Sidhartha Mohapatra, 2016 * N E W
  Design and Fabrication of Hand Water Pump Operated By a Pendulum

• Mithun Gajbhiye, Mayuri Boke, Akshay Kelwadkar, Prof. Sandeep Mude, 2016
  Electrical Energy Harvesting By Using Pendulum Power Generator

• Prof. Dipak S Welkar, Master. Ankit S. Shinde, Prof. N. A. Jadhav, 2015
  A review on pendulum pump

• Gowrishankar. K, Gobinath. M, R. Gani, 2015
  Single Acting Piston Pump Using Oscillating Motion

• Rakesh Chaudhari, 2015
  Fabrication of Device for Generation of Energy Using Two Stage Mechanical Oscillators

• Rony K Placid, Steffin George Sam, Amal R, 2015
  Fabrication and Analysis of a Pendulum Pump

• Ambe Verma, Ankita Pandey, Jagriti Shanker, Nitu Pandey, Swati Singh Sarkar, Ajay Yadav, 2015
  Swing Set Irrigation System

• S. Meghashyam Reddy, Dr. S. A. K. Jilani, 2014
  Microcontroller Based Performance Study Platform For Two Stage Mechanical Oscillator

• Jovan Marjanovic, electrical engineer, 2014
  Dry Friction and the Milkovic Effect

• Academy of Sciences, Cultures and Arts of Vojvodina, 2014
  Prof. Lidija Cveticanin, Ph.D., Academician Prof. Milorad Miloradov. Ph.D.
  Opinion on the Model of a Two-Stage Pendulum Driving a Pump

• Prof. G. R. Nikhade, R.U. Patil and S. P. Bansal, 2013
  Department of Mechanical Engineering, Shri Ramdeobaba College of Engineering and Management, Nagpur, India
  Two-stage oscillator mechanism for operating a reciprocating pump

• Steven L. Basic, 2013
  Zero Point Energy per Stereo Radian and the Distribution of Gravitational Acceleration of Planets Throughout the Solar System - The Origin and Cause of Gravitation

• Serbian Academy of Inventors and Scientists - SAIN, 2012
  Conclusion of SAIN Academy on the Two-Stage Oscillator of Veljko Milkovic

• Jovan Marjanovic, electrical engineer, 2012
  Recommendations for Construction and Efficiency Measuring of the Two-Stage Mechanical Oscillator

• Zoran Markovic, Ph.D. 2011
  Two-Stage and Three-Stage Oscillator as a Compressor

• Branislav Serdar, mechanical engineer, 2011
  Analysis of movement of a system with elastic pendulum

• Jovan Marjanovic, electrical engineer, 2011
  The Secret of Free Energy from the Pendulum
  
  Traduzione "The Secret of Free Energy from the Pendulum" in ITALIANO
  Energia "Free" da un Pendolo - VERSIONE ITALIANA - ITALIAN VERSION
  

• Jovan Marjanovic, electrical engineer, 2010
  Angular Momentum, Parametric Oscillator and Over Unity

• Jovan Marjanovic, electrical engineer, 2010
  Theory of Gravity Machines
  
  Traduzione "Theory of Gravity Machines" in ITALIANO
  Teoria delle Macchine a Gravita - VERSIONE ITALIANA - ITALIAN VERSION
  

• Jovan Marjanovic, electrical engineer, 2009
  Common Problems With Mathematical Models and Lagrange's Equations for Veljko Milkovic's Two-Stage Oscillators

• Jovan Marjanovic, electrical engineer, 2009
  Basic Principles of Construction For Over Unity Electro Motors and Generators

• Jovan Marjanovic, electrical engineer, 2009
  Raymond Head's Over Unity Proof for Veljko Milkovic's Two Stage Mechanical Oscillator

• Prof. Nebojsa Simin, physicist, 2009
  "Energy surplus" in pendulum and two-arm lever system

• Ronald Pugh (Canada), 2009
  Mk 5 Input/Output Determination Through Load Cell Measurement

• Aleksandar B. Slavkovic (USA), 2009
  Milkovic's Two Stage Oscillator As a Parametric Oscillator
  
  
• Jovan Marjanovic, electrical engineer, 2009
  The Case in Electro-Magnetism Where Newton's Third Law is Not Valid and Getting an Energy Surplus in an Electro Generator
  
  
• Jovan Marjanovic, electrical engineer, 2008
  Mechanical Feedback Loop Problems and Possible Solutions for the Two-Stage Oscillator of Veljko Milkovic
  
  
• Jovan Marjanovic, electrical engineer, 2008
  Recommendations for Measuring the Efficiency Quotient in the Two-Stage Mechanical Oscillator of Veljko Milkovic
  
  
• Jovan Bebic, MSc, electrical engineer, 2008
  Precise Measuring of Input and Output Energy in the Two-Stage Mechanical Oscillator of Veljko Milkovic
  
  
• Jovan Marjanovic, electrical engineer, 2008
  Keys of Understanding Gravity Machines of Veljko Milkovic
  
  
• Colin Gauld, Ph.D. (Australia), 2007
  Physics of Two-Stage Pendulum Oscillator

• Bojan Petkovic, engineer, 2007
  Modeling and simulation of a double pendulum with pad
  
  
• Prof. Nebojsa Simin, physicist, 2007
  Original scientific paper - Free energy of the oscillating pendulum-lever system
  
  
• Zlatko Pangaric, 2008
  Opinion on Two-Stage Oscillator of Veljko Milkovic
  
  
• Ljubo Panic, 2008
  On the track of the energy surplus of a two-stage mechanical oscillator
  
  
• Jovan Bebic, MSc, electrical engineer, 2008
  Calculation of energy surplus of the two-stage mechanical oscillator in the experiment with manual dynamo lamps
  
  
• Peter Lindemann, D.Sc. (USA), 2008
  Model Builder's Guide To Understanding Veljko Milkovic's "Two-stage Mechanical Oscillator"
  
  
• Jovan Bebic, MSc, electrical engineer, 2007
  Measuring the ratio of output and input energy of the two-stage mechanical oscillator by Veljko Milkovic
  
  
• Jovan Bebic, MSc, electrical engineer, 2007)
  Analysis of the influence of the centrifugal force during operation of the two-stage mechanical oscillator by Veljko Milkovic
  
  
• Peter Lindemann, D.Sc. (USA), 2007
  The Mechanical Engine: A Re-Evolution of Bessler's Wheel
  
  
• Peter Lindemann, D.Sc. (USA), 2006
  Opinion on the Two-Stage Mechanical Oscillator
  
  
• academician prof. dr Bratislav Tosic, PhD, 2000
  Opinion on the invention of Veljko Milkovic
  
  
• academician prof. dr Bratislav Tosic, PhD, 2000
  Analysis and opinion on the biphase oscillator invented by Veljko Milkovic

• Excerpts from mathematical analysis of prof. dr Bratislav Tosic- 413 KB (PDF)
  
  
• Complete mathematical analysis of the two-stage oscillator by prof. dr Bratislav Tosic "Oscillation of the lever caused by the swinging of the pendulum"


• Professor dr Velimir Abramovic, PhD, 2002
  Opinion on double oscillator invented by Veljko Milkovic
  
  
• Professor Nebojsa Simin, physicist, 2001
  
  
• "Savez energeticara Vojvodine", 2000
  
  
• "Narodna tehnika Vojvodine", 2000
  
  
• "Udruzenje pronalazaca Novi Sad", 2001
  
  
• "Jugoslovensko udruzenje za razvoj nauke Nikola Tesla", 2001
  
  
• Zoltan Losonc, 2003
  
  

ON ANTI-GRAVITY MOTOR - CART WITH A PENDULUM - VEHICLES WITH INTERNAL AND INERTIAL DRIVE:

• Professor dr Bratislav Tosic, PhD , 1996
  Opinion on inertial drive (anti-gravitational) motor - Cart with a pendulum
  
  
• Professor dr Slobodan Krnjetin, PhD , 1996
  Opinion on inertial drive (anti-gravitational) motor - Cart with a pendulum