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lab_electrical_engineering:triangle-to-rectangular_conversion_schmitt_trigger [2026/06/17 13:31] – mexleadminlab_electrical_engineering:triangle-to-rectangular_conversion_schmitt_trigger [2026/06/18 09:04] (current) – mexleadmin
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 threshold at the input is reached. It only switches to $\mathrm{-}U_\mathrm{sat}$, when the threshold at the input is reached. It only switches to $\mathrm{-}U_\mathrm{sat}$, when the
 negative switching threshold at the input is reached. negative switching threshold at the input is reached.
 +\\
 ~~PAGEBREAK~~  ~~PAGEBREAK~~ 
 ====Experimental Tasks==== ====Experimental Tasks====
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 \\  \\ 
 Supply voltages (from power supply unit):\\   Supply voltages (from power supply unit):\\  
-UCC = + 3V, UEE = - 3V\\ +UCC = + 10V, UEE = - 10V\\ 
 \\  \\ 
 Values of the components used:\\  Values of the components used:\\ 
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   - Set up the Schmitt Trigger on the MEXLE-Board. Perform the following measurements on the Schmitt Trigger:    - Set up the Schmitt Trigger on the MEXLE-Board. 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 10 V (amplitude).  
-      * Sketch the oscilloscope screen image.  ~~CLEARFIX~~ \\  **Ue = 3 V (amplitude), f = 1 kHz**\\ \\ <wrap left>{{drawio>oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1: $\frac {Volt}{Div}=$\\ \\ Channel 2: $\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$ ~~CLEARFIX~~ \\ \\ \\ \\ +      * Sketch the oscilloscope screen image.   
-  - Sketch the oscilloscope screen image you would expect for 1 V (amplitude). \\ \\ **Ue = 1 V (amplitude), f = 1 kHz**\\ \\ <wrap left>{{drawio>oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1: $\frac {Volt}{Div}=$\\ \\ Channel 2: $\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$ ~~CLEARFIX~~ +~~CLEARFIX~~  
-  - Compare your measurements with the calculation from sub-task 1 and the forecast from 2. Explain the results. \\ \\ \\ \\ \\ \\ \\ \\ \\ +\\  <wrap outdent> **Ue = 8 V (amplitude), f = 1 kHz**</wrap> 
 +\\ \\ <wrap left>{{drawio>oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1: $\frac {Volt}{Div}=$\\ \\ Channel 2: $\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$ ~~CLEARFIX~~ \\ \\ \\ \\ 
 +  - Sketch the oscilloscope screen image you would expect for 8 V (amplitude). \\ \\ **Ue = 8 V (amplitude), f = 1 kHz**\\ \\ <wrap left>{{drawio>oscilloscope_screen.svg}}</wrap>\\ \\ \\ Channel 1: $\frac {Volt}{Div}=$\\ \\ Channel 2: $\frac {Volt}{Div}=$\\ \\ \\ Time basis: $\frac {T}{Div}=$ ~~CLEARFIX~~ \\ \\ \\ \\ 
 +  - Compare your measurements with the calculation from sub-task 1 and the forecast \\ Explain the results. \\ \\ \\ \\ \\ \\ \\ \\ \\