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Driving Miss Digital

Professor Sampler’s Notes: Sampling Analog Signals

Topics Covered: What is sampling What is Calculus How to deal with complex wave functions The beauty of a Fourier transformed signal Give me a lever long enough and a fulcrum on which to place it, and I shall move the world – Archimedes The only way to reproduce an analog signal perfectly is to […]

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Driving Miss Digital

Professor Sampler’s Notes: Disadvantages of Digital Systems

Topics Covered: Disadvantages of Digital Systems I don’t need a friend who changes when I change and who nods when I nod; my shadow does that much better – Plutarch Is digital perfect? No. The great disadvantage of digital systems is that they are not continuous, yet they have to deal with analog data. It […]

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Driving Miss Digital

Professor Sampler’s Notes: Analog vs Digital

Topics Covered: Why we can’t have our cake and eat it too As to marriage or celibacy, let a man take which course he will, he will be sure to repent – Socrates If you’re looking for a shootout you’ve come to the right place. Here’s the challenge: A kid hits a piano note, and […]

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Driving Miss Digital

Professor Sampler’s Notes: Digitization

Topics Covered: Introduction to sampling Discrete units and digitization ADC and DAC He is a wise man who does not grieve for the things which he has not, but rejoices for those which he has – Epictetus Some dude thousands of years ago found a way to put down his thoughts on rock. Historians call […]

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Driving Miss Digital

Professor Sampler’s Notes: Disadvantages of Analog Systems

Topics Covered: Definition of an analog device and system The two major disadvantages of analog systems Everything has a natural explanation. The moon is not a god, but a great rock, and the sun a hot rock – Anaxagoras If everything around us is analog in nature, are there any disadvantages to analog systems? Only […]

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Driving Miss Digital

Professor Sampler’s Notes: Analog

Topics covered: Definition of a continuous system Definition of Analog Systems An object is the same as itself – Aristotle’s law of Identity All physical messages (or things, or signals) are analog in nature. The key feature of anything analog is that it is continuous. Our vision is an example of an analog signal. The […]

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Driving Miss Digital

Introduction

This is the story of how Analog Bob did everything impossible to win the hand of Cathy Digital, the prettiest dame to ever walk through the mean streets of Wolfcrow, a rough town whose citizens wrote, shot, edited and got paid. The story of their union is the stuff of legend, and like all stories […]

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Driving Miss Digital

Analogue is Analog

Professor Sampler was as old as tape, and Bob reluctantly stepped into his study, fearing the beginning of a long and tedious lecture on the evils of digital. “Change is inevitable, and you should embrace digital.” That’s the last thing Bob expected him to say. “Of course, one needs to be careful about expressing one’s […]

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Driving Miss Digital

Digital is Discrete

Bob was cross. “Why didn’t you tell me she was your niece?” “It’s a little embarrassing to admit you have an odd one in your own family, wouldn’t you say?” “But she’s perfect.” “That’s an illusion, boy, and it’s my duty to warn you so. Don’t get me wrong. To your hormone-driven eyes she’ll be […]