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university:courses:electronics:electronics-lab-pulse-width-modulation [04 Mar 2019 13:14] – [Going Further with the Lab] add ltspice files Antoniu Miclausuniversity:courses:electronics:electronics-lab-pulse-width-modulation [15 Jul 2019 11:42] – Circuit schematics have been replaced Pop Andreea
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 Consider the circuit in Figure 1. Consider the circuit in Figure 1.
  
-<WRAP centeralign> {{:university:courses:electronics:pwm_carrier-sch.png?500|}} </WRAP>+<WRAP centeralign> {{ :university:courses:electronics:pwm_carrier.png?400 |}} </WRAP>
  
 <WRAP centeralign> Figure 1. PWM Principle of operation </WRAP> <WRAP centeralign> Figure 1. PWM Principle of operation </WRAP>
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 Consider the circuit in Figure 5. Consider the circuit in Figure 5.
  
-<WRAP centeralign> {{:university:courses:electronics:pwm_ref_voltage-sch.png?500|}} </WRAP>+<WRAP centeralign> {{ :university:courses:electronics:pwm_dc_modulation1_ltspice.png?400 |}} </WRAP>
  
 <WRAP centeralign> Figure 5. Pulse Width Control using a DC modulation Voltage </WRAP> <WRAP centeralign> Figure 5. Pulse Width Control using a DC modulation Voltage </WRAP>
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 Consider the circuit in Figure 8. Consider the circuit in Figure 8.
  
-<WRAP centeralign> {{:university:courses:electronics:pwm_multivibr-sch.png?500|}} </WRAP>+<WRAP centeralign> {{ :university:courses:electronics:pwm_astable_multivibr.png?400 |}} </WRAP>
  
 <WRAP centeralign> Figure 8. PWM with Astable Multivibrator </WRAP> <WRAP centeralign> Figure 8. PWM with Astable Multivibrator </WRAP>
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 Consider the circuit presented in Figure 11. Consider the circuit presented in Figure 11.
  
-<WRAP centeralign> {{:university:courses:electronics:pwm_dc_multivibr-sch.png?500|}} </WRAP>+<WRAP centeralign> {{ :university:courses:electronics:pwm_dc_multivibr.png?400 |}} </WRAP>
  
 <WRAP centeralign> Figure 11. Adjusting the duty cycle for PWM with Multivibrator</WRAP> <WRAP centeralign> Figure 11. Adjusting the duty cycle for PWM with Multivibrator</WRAP>
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 Build the above discussed circuits using AD8561 from the Parts Kit and discuss any noticeable changes of the circuit behavior and the input/output signals.  Build the above discussed circuits using AD8561 from the Parts Kit and discuss any noticeable changes of the circuit behavior and the input/output signals. 
  
 +<WRAP round download>
 **Lab Resources:** **Lab Resources:**
   * Fritzing files: [[ https://minhaskamal.github.io/DownGit/#/home?url=https://github.com/analogdevicesinc/education_tools/tree/master/m2k/fritzing/pwm_lab_bb | pwm_lab_bb]]   * Fritzing files: [[ https://minhaskamal.github.io/DownGit/#/home?url=https://github.com/analogdevicesinc/education_tools/tree/master/m2k/fritzing/pwm_lab_bb | pwm_lab_bb]]
   * LTspice files: [[ https://minhaskamal.github.io/DownGit/#/home?url=https://github.com/analogdevicesinc/education_tools/tree/master/m2k/ltspice/pwm_lab_ltspice | pwm_lab_ltspice]]   * LTspice files: [[ https://minhaskamal.github.io/DownGit/#/home?url=https://github.com/analogdevicesinc/education_tools/tree/master/m2k/ltspice/pwm_lab_ltspice | pwm_lab_ltspice]]
 +</WRAP>
 ===== Further Reading ===== ===== Further Reading =====
  
university/courses/electronics/electronics-lab-pulse-width-modulation.txt · Last modified: 27 Jan 2021 22:36 by Robin Getz

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