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university:courses:electronics:electronics-lab-11 [12 Jul 2019 13:37]
andreeapop [Activity 11. The Emitter follower (BJT)]
university:courses:electronics:electronics-lab-11 [23 Aug 2019 13:06] (current)
amiclaus
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 ===== Hardware Setup: ===== ===== Hardware Setup: =====
  
-The waveform generator should be configured for a 1 KHz Sine wave with 4 volt amplitude and 0 offset. The Single ended input of scope channel 2 (2+) is used to measure the voltage at the emitter. The Scope configured with channel 1+ connected to display the AWG generator output. When measuring the input to output error, channel 2 of the scope should be connected to display 2+ and 2- differential.+The waveform generator should be configured for a 1 KHz Sine wave with 4 volt amplitude ​peak-to-peak ​and 0 offset. The Single ended input of scope channel 2 (2+) is used to measure the voltage at the emitter. The Scope configured with channel 1+ connected to display the AWG generator output. When measuring the input to output error, channel 2 of the scope should be connected to display 2+ and 2- differential.
  
 {{:​university:​courses:​electronics:​emit_flw-bb.png|}} {{:​university:​courses:​electronics:​emit_flw-bb.png|}}
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 ===== Hardware Setup: ===== ===== Hardware Setup: =====
  
-The waveform generator should be configured for a 1 KHz Sine wave with 2 volt amplitude with the offset set equal to minus the V<​sub>​BE</​sub>​ of Q<​sub>​1</​sub>​ ( approximately -0.65V ). This injects a +/- 0.1mA (1V/10KΩ) current into Q<​sub>​1</​sub>​‘s emitter. Scope input 2+ measures the change in voltage seen at the emitter.+The waveform generator should be configured for a 1 KHz Sine wave with 2 volt amplitude ​peak-to-peak ​with the offset set equal to minus the V<​sub>​BE</​sub>​ of Q<​sub>​1</​sub>​ ( approximately -0.65V ). This injects a +/- 0.1mA (1V/10KΩ) current into Q<​sub>​1</​sub>​‘s emitter. Scope input 2+ measures the change in voltage seen at the emitter.
  
 {{:​university:​courses:​electronics:​out_imp_test-bb.png|}} {{:​university:​courses:​electronics:​out_imp_test-bb.png|}}
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 <WRAP centeralign>​ Figure 12 Low offset follower Breadboard Circuit </​WRAP>​ <WRAP centeralign>​ Figure 12 Low offset follower Breadboard Circuit </​WRAP>​
  
-The waveform generator should be configured for a 1 KHz Sine wave with 2 volt amplitude with the offset set equal to 0. Scope input channel 2 is set to 500mV / Div.+The waveform generator should be configured for a 1 KHz Sine wave with 2 volt amplitude ​peak-to-peak ​with the offset set equal to 0. Scope input channel 2 is set to 500mV / Div.
  
 ===== Procedure: ===== ===== Procedure: =====
university/courses/electronics/electronics-lab-11.txt · Last modified: 23 Aug 2019 13:06 by amiclaus