Nonlinearities

Andy Turudic
Inverter layout generated with SiliWiz
Nonlinearities

Dirt Cheap ASIC Design for Dummies (Part 3): NMOS, PMOS Silicon Design Using a Web Browser

Learn what the difference is between NMOS and PMOS transistors with SiliWiz—a free, browser-based, ASIC layout tool that generates extracted real-time SPICE simulations.
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Nonlinearities

So...AI is Worse than a 3rd Grader in Understanding Language Dialects

Our intrepid, mostly analog editor takes a stab at AI and then tries translating a recent Electronic Design product writeup from Pirate-speak to plain English.
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Nonlinearities

Dirt Cheap ASIC Design for Dummies (Part 2): Tools and PDK Installation

The gnarliness of manually installing Linux-based chip design tools disappears with this simple installation of required Open-Source ASIC design tools, which takes less than an...
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Nonlinearities

How to Design a Chip for Under $1,000 (Part 1): Book Recommendations

In the first of a multi-part series on how to design a custom chip for under $1,000, our Analog Editor gets you started with a Magnificent 7 list of textbooks.
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Nonlinearities

So...The Z80 is Rising from the Dead—with an On-Chip DAC?

DARPA has enabled an ecosystem of Open-Source CAD tools and foundry services that make it possible for startups and individuals to design analog and digital chips for
Andy Turudic
Nonlinearities

So…LTspice of the K2-W Op Amp Reveals the Mad Scientists’ Fingerprints (Part 3)

LTspice simulation of the K2-W Vacuum Tube Op Amp’s design reveals the mad science that created a commercial revolution in 1950s and 1960s analog computing.
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Nonlinearities

So…The First Stage of the K2-W Op Amp is Neither Balanced Nor Differential (Part 2)

Design analysis of the K2-W Vacuum Tube Op Amp’s design and operation reveals the mad science that created a commercial revolution in 1950s and 1960s analog computing.
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Nonlinearities

So…The K2-W Analog Computer Op Amp Has Mad Scientists’ Fingerprints on It (Part 1)

In the first of three parts, Andy hypothesizes that the K2-W Analog Computer Op Amp’s design has some unrevealed mad science in its input-stage design.
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Nonlinearities

So…Use of Analog Computers is “A Question of Time” (Part 1)

Our new tech editor for Analog looks at the evolution of “analog” and how it inadvertently spun off a pop music genre.