Scope Trace List

1. Square Wave Harmonic Structure

   FFT trace showing fundamental and at least 3 harmonics

   Identify artifacts of function generator

   Calculate position and height of fundamental and each harmonic

   
   
   
2. Triangle Wave Harmonic Structure

   FFT trace showing fundamental and at least 3 harmonics

   Identify artifacts of function generator

   Calculate position and height of fundamental and each harmonic

   
   
   
3. EIA-232 Character Transmission

   trace with one complete character, partial preceeding and following

   Identify data bits

   Identify start, stop bits

   Calculate timing of each bit

   Show "mark" and "space" levels

   
   
   
4. SPI D/A Converter

   trace of a two byte SPI transfer, including clock, data, and slave select lines.

   Identify the characters being sent.

   Explain from the data sheet what the instruction is doing.

   
   
   
5. D/A Conversion

   trace with analog output signal

   Show conversion time and resolution

   Calculate conversion time and voltage resolution

   
   
   
6. A/D and D/A Conversion

   trace with analog input signal and reconstructed analog output signal

   Show delay due to conversion

   Show sample time and resolution

   Calculate conversion time, voltage resolution and delay

   
   
   
7. A/D and D/A Conversion Frequency Aliasing

   trace with analog input signal and reconstructed analog output signal

   Show conversion time

   Show periods of input and output

   Calculate alias frequency based on input and conversion time

   
   
   
8. Amplitude Modulation

   trace with analog input signal and modulated output signal

   Show carrier period

   Show signal period

   Calculate carrier and signal frequencies and modulation percentage

   
   
   
9. Frequency Modulation and Demodulation

   trace with analog input signal and modulated output signal

   Show carrier period

   Show signal period

   Calculate carrier and signal frequencies and modulation percentage