- 22:44, 15 February 2021 diff hist -10 Exercise 4.6: Locality Curve for SSB-AM
- 22:33, 15 February 2021 diff hist -304 Exercise 4.3: Subcarrier Mapping
- 16:59, 10 February 2021 diff hist -110 Exercise 4.5Z: Simple Phase Modulator
- 16:49, 10 February 2021 diff hist +1 Exercise 4.5: Locality Curve for DSB-AM
- 16:49, 10 February 2021 diff hist 0 Exercise 4.5: Locality Curve for DSB-AM
- 16:48, 10 February 2021 diff hist -169 Exercise 4.5: Locality Curve for DSB-AM
- 16:19, 10 February 2021 diff hist 0 Exercise 4.4: Pointer Diagram for DSB-AM
- 16:12, 10 February 2021 diff hist 0 Exercise 4.4: Pointer Diagram for DSB-AM
- 15:58, 10 February 2021 diff hist -7 Exercise 4.4Z: Pointer Diagram for SSB-AM
- 15:58, 10 February 2021 diff hist -217 Exercise 4.4Z: Pointer Diagram for SSB-AM
- 15:05, 10 February 2021 diff hist -1 Exercise 4.4: Pointer Diagram for DSB-AM
- 22:56, 5 February 2021 diff hist -3 Exercise 4.4: Pointer Diagram for DSB-AM
- 22:55, 5 February 2021 diff hist -226 Exercise 4.4: Pointer Diagram for DSB-AM
- 22:11, 5 February 2021 diff hist -101 Exercise 4.3Z: Hilbert Transformator
- 22:14, 4 February 2021 diff hist -4 Exercise 4.3: Pointer Diagram Representation
- 22:13, 4 February 2021 diff hist -171 Exercise 4.3: Pointer Diagram Representation
- 21:52, 4 February 2021 diff hist -199 Exercise 4.2Z: Multiplication with a Sine Signal
- 21:27, 4 February 2021 diff hist -53 Exercise 4.2: Rectangular Spectra
- 20:46, 4 February 2021 diff hist -187 Exercise 4.2: Rectangular Spectra
- 20:01, 4 February 2021 diff hist -10 Exercise 4.1Z: High-Pass System
- 19:59, 4 February 2021 diff hist -150 Exercise 4.1Z: High-Pass System
- 17:55, 4 February 2021 diff hist -75 Exercise 4.1: Low-Pass and Band-Pass Signals
- 15:54, 1 February 2021 diff hist +1 Exercise 4.1: Low-Pass and Band-Pass Signals
- 15:53, 1 February 2021 diff hist -6 Exercise 4.1: Low-Pass and Band-Pass Signals
- 15:30, 1 February 2021 diff hist -82 Exercise 3.9Z: Convolution of Gaussian Pulses
- 15:08, 1 February 2021 diff hist +1 Exercise 3.9: Convolution of Rectangle and Gaussian Pulse
- 15:08, 1 February 2021 diff hist -12 Exercise 3.9: Convolution of Rectangle and Gaussian Pulse
- 15:07, 1 February 2021 diff hist +11 Exercise 3.9: Convolution of Rectangle and Gaussian Pulse
- 23:39, 28 January 2021 diff hist -30 Exercise 3.9: Convolution of Rectangle and Gaussian Pulse
- 23:28, 28 January 2021 diff hist -49 Exercise 3.9: Convolution of Rectangle and Gaussian Pulse
- 23:17, 28 January 2021 diff hist 0 Exercise 3.7Z: Rectangular Signal with Echo
- 23:15, 28 January 2021 diff hist +15 Exercise 3.7Z: Rectangular Signal with Echo
- 23:12, 28 January 2021 diff hist -29 Exercise 3.7Z: Rectangular Signal with Echo
- 23:01, 28 January 2021 diff hist -2 Exercise 3.8Z: Convolution of Two Rectangles
- 23:00, 28 January 2021 diff hist -1 Exercise 3.8Z: Convolution of Two Rectangles
- 22:59, 28 January 2021 diff hist -62 Exercise 3.8Z: Convolution of Two Rectangles
- 22:04, 28 January 2021 diff hist +17 Exercise 3.8: Triple Convolution?
- 22:01, 28 January 2021 diff hist -222 Exercise 3.8: Triple Convolution?
- 20:55, 28 January 2021 diff hist -16 Exercise 3.8Z: Convolution of Two Rectangles
- 21:25, 27 January 2021 diff hist -54 Exercise 3.7Z: Rectangular Signal with Echo
- 20:52, 27 January 2021 diff hist -122 Exercise 3.7: Synchronous Demodulator
- 20:09, 27 January 2021 diff hist -184 Exercise 3.6Z: Complex Exponential Function
- 19:36, 27 January 2021 diff hist -161 Exercise 3.6: Even and Odd Time Signals
- 19:04, 27 January 2021 diff hist 0 Exercise 3.5Z: Integration of Dirac Functions
- 19:02, 27 January 2021 diff hist -138 Exercise 3.5Z: Integration of Dirac Functions
- 18:30, 27 January 2021 diff hist -266 Exercise 3.5: Differentiation of a Triangular Pulse
- 21:32, 23 January 2021 diff hist -2 Exercise 3.4Z: Trapezoid, Rectangle and Triangle
- 21:32, 23 January 2021 diff hist -7 Exercise 3.4Z: Trapezoid, Rectangle and Triangle
- 21:31, 23 January 2021 diff hist -41 Exercise 3.4Z: Trapezoid, Rectangle and Triangle
- 21:24, 23 January 2021 diff hist -26 Exercise 3.4Z: Trapezoid, Rectangle and Triangle
- 21:22, 23 January 2021 diff hist -113 Exercise 3.4Z: Trapezoid, Rectangle and Triangle
- 21:11, 23 January 2021 diff hist -13 Exercise 3.4: Trapezoidal Spectrum and Pulse
- 21:11, 23 January 2021 diff hist -80 Exercise 3.4: Trapezoidal Spectrum and Pulse
- 20:48, 23 January 2021 diff hist -66 Exercise 3.4: Trapezoidal Spectrum and Pulse
- 20:48, 23 January 2021 diff hist -4 Exercise 3.3Z: Rectangular Pulse and Dirac Delta
- 20:38, 23 January 2021 diff hist 0 Exercise 3.3Z: Rectangular Pulse and Dirac Delta
- 20:36, 23 January 2021 diff hist -38 Exercise 3.4: Trapezoidal Spectrum and Pulse
- 20:10, 23 January 2021 diff hist +16 Exercise 3.3Z: Rectangular Pulse and Dirac Delta
- 19:46, 23 January 2021 diff hist -69 Exercise 3.3Z: Rectangular Pulse and Dirac Delta
- 23:19, 20 January 2021 diff hist -33 Exercise 3.3Z: Rectangular Pulse and Dirac Delta
- 23:18, 20 January 2021 diff hist -39 Exercise 3.3Z: Rectangular Pulse and Dirac Delta
- 23:14, 20 January 2021 diff hist +26 Exercise 3.3: From the Signal to the Spectrum
- 22:45, 20 January 2021 diff hist -42 Exercise 3.3: From the Signal to the Spectrum
- 22:30, 20 January 2021 diff hist -50 Exercise 3.3: From the Signal to the Spectrum
- 22:18, 20 January 2021 diff hist +19 Exercise 3.3: From the Signal to the Spectrum
- 22:06, 20 January 2021 diff hist -8 Exercise 3.2Z: Sinc-Squared Spectrum with Diracs
- 22:06, 20 January 2021 diff hist -23 Exercise 3.2Z: Sinc-Squared Spectrum with Diracs
- 21:52, 20 January 2021 diff hist -23 Exercise 3.2Z: Sinc-Squared Spectrum with Diracs
- 21:33, 20 January 2021 diff hist -46 Exercise 3.2Z: Sinc-Squared Spectrum with Diracs
- 23:47, 17 January 2021 diff hist -128 Exercise 3.2: From the Spectrum to the Signal
- 23:18, 17 January 2021 diff hist -113 Exercise 3.1Z: Spectrum of the Triangular Pulse
- 22:55, 17 January 2021 diff hist -5 Exercise 3.1Z: Spectrum of the Triangular Pulse
- 22:55, 16 January 2021 diff hist +1 Exercise 3.1: Spectrum of the Exponential Pulse
- 22:55, 16 January 2021 diff hist -79 Exercise 3.1: Spectrum of the Exponential Pulse
- 22:45, 16 January 2021 diff hist -79 Exercise 3.1: Spectrum of the Exponential Pulse
- 22:36, 16 January 2021 diff hist 0 Exercise 2.6Z: Magnitude and Phase
- 22:36, 16 January 2021 diff hist -32 Exercise 2.6Z: Magnitude and Phase
- 22:32, 16 January 2021 diff hist +2 Exercise 2.6Z: Magnitude and Phase
- 22:31, 16 January 2021 diff hist -60 Exercise 2.6Z: Magnitude and Phase
- 22:30, 16 January 2021 diff hist +12 Exercise 2.6Z: Magnitude and Phase
- 22:30, 16 January 2021 diff hist -37 Exercise 2.6Z: Magnitude and Phase
- 22:18, 16 January 2021 diff hist -170 Exercise 2.6: Complex Fourier Series
- 21:57, 16 January 2021 diff hist -37 Exercise 2.6: Complex Fourier Series
- 21:47, 16 January 2021 diff hist -58 Exercise 2.6: Complex Fourier Series
- 21:42, 16 January 2021 diff hist +1 Exercise 2.5Z: Square Wave
- 21:41, 16 January 2021 diff hist -18 Exercise 2.5Z: Square Wave
- 21:31, 16 January 2021 diff hist -27 Exercise 2.5Z: Square Wave
- 21:17, 16 January 2021 diff hist -48 Exercise 2.5Z: Square Wave
- 21:12, 16 January 2021 diff hist -91 Exercise 2.5Z: Square Wave
- 20:51, 16 January 2021 diff hist -39 Exercise 2.5: Half-Wave Rectification
- 20:41, 16 January 2021 diff hist -29 Exercise 2.5: Half-Wave Rectification
- 20:38, 16 January 2021 diff hist -62 Exercise 2.5: Half-Wave Rectification
- 20:21, 16 January 2021 diff hist -29 Exercise 2.4Z: Triangular Function
- 20:15, 16 January 2021 diff hist -96 Exercise 2.4Z: Triangular Function
- 20:07, 16 January 2021 diff hist -68 Exercise 2.4Z: Triangular Function
- 00:21, 14 January 2021 diff hist +7 Exercise 2.4: Rectified Cosine
- 00:16, 14 January 2021 diff hist -11 Exercise 2.4: Rectified Cosine
- 23:55, 13 January 2021 diff hist -75 Exercise 2.4: Rectified Cosine
- 23:49, 13 January 2021 diff hist -77 Exercise 2.4: Rectified Cosine
- 23:38, 13 January 2021 diff hist +2 Exercise 2.4: Rectified Cosine