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mexlefirst_public:triangle-to-rectangular_conversion_schmitt_trigger [2026/08/05 10:08] – created feharstmexlefirst_public:triangle-to-rectangular_conversion_schmitt_trigger [2026/08/05 10:47] (current) – feharst
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 +<wrap #tri-to-rect-conv-schmtr>
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 =====Triangle-to-Rectangular Conversion - Schmitt Trigger===== =====Triangle-to-Rectangular Conversion - Schmitt Trigger=====
  
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-{{drawio>mexlefirst_intern:non_inverting_schmitt_trigger_circuit.svg}}+{{drawio>mexlefirst_public:non_inverting_schmitt_trigger_circuit.svg}}
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-{{drawio>mexlefirst_intern:non_inverting_schmitt_trigger_characteristic_input_output_signal.svg}}+{{drawio>mexlefirst_public:non_inverting_schmitt_trigger_characteristic_input_output_signal.svg}}
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 negative switching threshold at the input is reached. negative switching threshold at the input is reached.
  
 +<wrap #tasks>
 ====Experimental Tasks==== ====Experimental Tasks====
  
 +<wrap #setup>
 To analyze the behavior of the schmitt trigger, the following circuit is used:\\  To analyze the behavior of the schmitt trigger, the following circuit is used:\\ 
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-{{drawio>mexlefirst_intern:schmitt_trigger_circuit_experiment.svg}}+{{drawio>mexlefirst_public:schmitt_trigger_circuit_experiment.svg}}
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   - Calculate the switching thresholds using the given values.   - Calculate the switching thresholds using the given values.
-  - Roughly sketch the voltage curves that you expect at the SQ output when you apply a triangular signal to Ue whose amplitude just reaches the switching points. \\ \\ **Output SQ**\\ \\ <wrap left>{{drawio>mexlefirst_intern:oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1:$\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$\\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ +  - Roughly sketch the voltage curves that you expect at the SQ output when you apply a triangular signal to Ue whose amplitude just reaches the switching points. \\ \\ **Output SQ**\\ \\ <wrap left>{{drawio>mexlefirst_public:oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1:$\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$\\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ 
   - Set up the Schmitt Trigger on the MEXLE-Board. **Please use the level shifting circuit at the input of the circuit.** Perform the following measurements on the Schmitt Trigger:    - Set up the Schmitt Trigger on the MEXLE-Board. **Please use the level shifting circuit at the input of the circuit.** Perform the following measurements on the Schmitt Trigger: 
       * Connect channel 1 on the oscilloscope to 𝑈𝑒 and channel 2 to SQ.        * Connect channel 1 on the oscilloscope to 𝑈𝑒 and channel 2 to SQ. 
       * Connect the function generator to the Ue input. Set it to triangle with a frequency of 1kHz and a voltage of 3 V (amplitude).        * Connect the function generator to the Ue input. Set it to triangle with a frequency of 1kHz and a voltage of 3 V (amplitude). 
-      * Sketch the oscilloscope screen image. \\ \\ **Ue = 3 V (amplitude), f = 1 kHz**\\ \\ <wrap left>{{drawio>mexlefirst_intern:oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1: $\frac {Volt}{Div}=$\\ \\ Channel 2: $\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$\\ \\ \\ \\ \\ \\ \\ \\ \\  +      * Sketch the oscilloscope screen image. \\ \\ **Ue = 3 V (amplitude), f = 1 kHz**\\ \\ <wrap left>{{drawio>mexlefirst_public:oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1: $\frac {Volt}{Div}=$\\ \\ Channel 2: $\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$\\ \\ \\ \\ \\ \\ \\ \\ \\  
-  - Sketch the oscilloscope screen image you would expect for 1 V (amplitude). \\ \\ **Ue = 1 V (amplitude), f = 1 kHz**\\ \\ <wrap left>{{drawio>mexlefirst_intern:oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1: $\frac {Volt}{Div}=$\\ \\ Channel 2: $\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$\\ \\ \\ \\ \\ \\ \\ \\ \\ +  - Sketch the oscilloscope screen image you would expect for 1 V (amplitude). \\ \\ **Ue = 1 V (amplitude), f = 1 kHz**\\ \\ <wrap left>{{drawio>mexlefirst_public:oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1: $\frac {Volt}{Div}=$\\ \\ Channel 2: $\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$\\ \\ \\ \\ \\ \\ \\ \\ \\ 
   - Compare your measurements with the calculation from sub-task 1 and the forecast from 2. Explain the results.   - Compare your measurements with the calculation from sub-task 1 and the forecast from 2. Explain the results.
  
 +</wrap>
  
 ====Test Questions - Schmitt Trigger==== ====Test Questions - Schmitt Trigger====
 +</wrap>