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Satwant singh
Satwant singh

op amp

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Welcome
Seminar on OP-AMP as Summing Amplifier & Subtractor Presented by: Satwant Singh & Pardeep Kumar
What is OP-AMP ? OP-AMP is a circuit which can perform logical mathematical operations. inverting input non-inverting input V  output V + Symbol of OP-AMP  +
Characteristics of an Ideal OP-AMP ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Block Diagram of OP-AMP Input Stage Inter- mediate stage Level Shifting stage Output stage Output Input Inverting Non Inverting Emitter follower With constant Current source Complementary Push Pull amplifier Dual input Balanced Output Diff.Amp Dual input Unbalanced Output Diff.Amp
Configurations of OP-AMP ,[object Object],[object Object]
A summing amplifier sums several (weighted) voltages: Output is Inverted Summing Amplifier
When and R f independent Summing Amplifier
When Summing Amplifier
Experimental Part
Aim : To study applications of OP-AMP as Subtracting and Summing amplifier. Apparatus used ,[object Object],[object Object],[object Object]

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Seminar final

  • 2. Seminar on OP-AMP as Summing Amplifier & Subtractor Presented by: Satwant Singh & Pardeep Kumar
  • 3. What is OP-AMP ? OP-AMP is a circuit which can perform logical mathematical operations. inverting input non-inverting input V  output V + Symbol of OP-AMP  +
  • 4.
  • 5. Block Diagram of OP-AMP Input Stage Inter- mediate stage Level Shifting stage Output stage Output Input Inverting Non Inverting Emitter follower With constant Current source Complementary Push Pull amplifier Dual input Balanced Output Diff.Amp Dual input Unbalanced Output Diff.Amp
  • 6.
  • 7. A summing amplifier sums several (weighted) voltages: Output is Inverted Summing Amplifier
  • 8. When and R f independent Summing Amplifier
  • 11.