Habits die hard
Subconsciously I still reached for the familiar place where the oscilloscope used to sit on my desk at work. My hand turned the imaginary knob and my eyes glanced at the familiar screen that is not there. I think part of my brain has been mapped out to perform the task of debugging and I am at the age where it's too late to erase them to make room for other things.
No matter, I don't need to see the waveform to fix this low tech cheap ass analog amp that people jacked up the price to incredible high because only a selected few in the world understand how cheap it is to make. Capacitors, resistors… huge ones and not one inductor in sight. That explains why it's so hard to kill this baby it's all solid state low pass filters with big ass costly components.
There will always be that curios part of me who needs to see the wave form that comes out of this. To see the distortion, the signal to noise, the harmonics and the cut off frequency.
These things sounded so alien when I read about them on the textbook. But as soon as I started relating the real world experiments to the text book theories, it became so much more than simple curiosity. It's a joy to produce something like this. I think this is what my university education lacked. Too much textbook and formulas. Not enough showing us what it actually do in real world… Mainly due to the lack of knowledge from the TA and the professor to what the knowledge is applied to in the real world.
Alas, that's the past, I am not needed like that anymore.
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