<a href="https://macrofab.com/blog/mep-ep293-tom-anderson-the-gold-ear-sympathetic">MEP EP#293: Tom Anderson, the Gold Ear Sympathetic</a> <a href="https://twitter.com/tomacorp" rel="noopener">Tom Anderson</a>
<ul>
	<li>An old-timer engineer working from HP/Agilent/Keysight</li>
	<li>Currently still employed at Keysight</li>
	<li>Volunteering at Alembic, where he designs electronics for bass guitars</li>
	<li>Career includes:

<ul>
	<li>Design of firmware</li>
	<li>Digital</li>
	<li>Analog</li>
	<li>Microwave</li>
	<li>Optical</li>
	<li>Power supplies</li>
	<li>Software</li>
	<li>Information systems</li>
</ul>
</li>
</ul>
Metrology and You
<ul>
	<li>Do I need to worry about all of this? (as a hobbyist, is accuracy important?)-</li>
	<li>Measure with micrometer...</li>
	<li>Taking Measurements
<ul>
	<li>voltage, current, resistance, inductance, capacitance, Q, frequency, time, noise, RF/microwave</li>
	<li>Measurement Uncertainty
<ul>
	<li>+/- 0.1dB specification - what can go wrong?</li>
</ul>
</li>
</ul>
</li>
	<li>How do you make things more accurate?
<ul>
	<li>System engineering - when the boards are put together, does the system work?</li>
	<li>Testing the idea that multiple resistors are tighter tolerance than single
<ul>
	<li>Are the values random?</li>
</ul>
</li>
	<li>Sources of errors - narrow things down to the path between a sensor and an ADC
<ul>
	<li>Temperature</li>
	<li>Noise, thermal</li>
	<li>Noise, switching power supply, rectifier diodes</li>
	<li>Noise, clock, data, address</li>
	<li>DC shift - where does the ground current flow? Screws, contact resistance, and X-Acto blades.</li>
</ul>
</li>
	<li>Offset voltage and current</li>
</ul>
</li>
	<li>Connector Repeatability</li>
	<li>Temperature 
<ul>
	<li>Repeatability/Skid</li>
	<li>Controlling temperature (room air, coffee cup, fingers, oven proportional control)</li>
</ul>
</li>
</ul>

MEP EP#293: Tom Anderson, the Gold Ear Sympathetic Tom Anderson An old-timer engineer working from HP/Agilent/Keysight Currently still employed at Keysight Volunteering at Alembic, where he designs electronics for bass guitars Career includes: Design of firmware Digital Analog Microwave Optical Power supplies Software Information systems Metrology and You Do I need to worry about all of this? (as a hobbyist, is accuracy important?)- Measure with micrometer... Taking Measurements voltage, current, resistance, inductance, capacitance, Q, frequency, time, noise, RF/microwave Measurement Uncertainty +/- 0.1dB specification - what can go wrong? How do you make things more accurate? System engineering - when the boards are put together, does the system work? Testing the idea that multiple resistors are tighter tolerance than single Are the values random? Sources of errors - narrow things down to the path between a sensor and an ADC Temperature Noise, thermal Noise, switching power supply, rectifier diodes Noise, clock, data, address DC shift - where does the ground current flow? Screws, contact resistance, and X-Acto blades. Offset voltage and current Connector Repeatability Temperature Repeatability/Skid Controlling temperature (room air, coffee cup, fingers, oven proportional control)

<a href="https://macrofab.com/blog/mep-ep293-tom-anderson-the-gold-ear-sympathetic" rel="noopener noreferrer">MEP EP#293: Tom Anderson, the Gold Ear Sympathetic</a> <a href="https://twitter.com/tomacorp" rel="noopener noreferrer">Tom Anderson</a>
<ul>
	<li>An old-timer engineer working from HP/Agilent/Keysight</li>
	<li>Currently still employed at Keysight</li>
	<li>Volunteering at Alembic, where he designs electronics for bass guitars</li>
	<li>Career includes:

<ul>
	<li>Design of firmware</li>
	<li>Digital</li>
	<li>Analog</li>
	<li>Microwave</li>
	<li>Optical</li>
	<li>Power supplies</li>
	<li>Software</li>
	<li>Information systems</li>
</ul>
</li>
</ul>
Metrology and You
<ul>
	<li>Do I need to worry about all of this? (as a hobbyist, is accuracy important?)-</li>
	<li>Measure with micrometer...</li>
	<li>Taking Measurements
<ul>
	<li>voltage, current, resistance, inductance, capacitance, Q, frequency, time, noise, RF/microwave</li>
	<li>Measurement Uncertainty
<ul>
	<li>+/- 0.1dB specification - what can go wrong?</li>
</ul>
</li>
</ul>
</li>
	<li>How do you make things more accurate?
<ul>
	<li>System engineering - when the boards are put together, does the system work?</li>
	<li>Testing the idea that multiple resistors are tighter tolerance than single
<ul>
	<li>Are the values random?</li>
</ul>
</li>
	<li>Sources of errors - narrow things down to the path between a sensor and an ADC
<ul>
	<li>Temperature</li>
	<li>Noise, thermal</li>
	<li>Noise, switching power supply, rectifier diodes</li>
	<li>Noise, clock, data, address</li>
	<li>DC shift - where does the ground current flow? Screws, contact resistance, and X-Acto blades.</li>
</ul>
</li>
	<li>Offset voltage and current</li>
</ul>
</li>
	<li>Connector Repeatability</li>
	<li>Temperature 
<ul>
	<li>Repeatability/Skid</li>
	<li>Controlling temperature (room air, coffee cup, fingers, oven proportional control)</li>
</ul>
</li>
</ul>
&nbsp;

MEP EP#293: Tom Anderson, the Gold Ear Sympathetic

Dive into the electrifying world of electrical engineering with Circuit Break, a MacroFab podcast hosted by Parker Dillmann and Stephen Kraig. This dynamic duo, armed with practical experience and a palpable passion for tech, explores the latest innovations, industry news, and practical challenges in the field. From DIY project hurdles to deep dives with industry experts, Parker and Stephen's real-world insights provide an engaging learning experience that bridges theory and practice for engineers at any stage of their career.

Whether you're a student eager to grasp what the job market seeks, or an engineer keen to stay ahead in the fast-paced tech world, Circuit Break is your go-to. The hosts, alongside a vibrant community of engineers, makers, and leaders, dissect product evolutions, demystify the journey of tech from lab to market, and reverse engineer the processes behind groundbreaking advancements. Their candid discussions not only enlighten but also inspire listeners to explore the limitless possibilities within electrical engineering.

Presented by MacroFab, a leader in electronics manufacturing services, Circuit Break connects listeners directly to the forefront of PCB design, assembly, and innovation. MacroFab's platform exemplifies the seamless integration of design and manufacturing, catering to a broad audience from hobbyists to professionals.

About the hosts: Parker, an expert in Embedded System Design and DSP, and Stephen, an aficionado of audio electronics and brewing tech, bring a wealth of knowledge and a unique perspective to the show. Their backgrounds in engineering and hands-on projects make each episode a blend of expertise, enthusiasm, and practical advice.

Join the conversation and community at our online engineering forum, where we delve deeper into each episode's content, gather your feedback, and explore the topics you're curious about. Subscribe to Circuit Break on your favorite podcast platform and become part of our journey through the fascinating world of electrical engineering.

Science

Technology

Dive into the electrifying world of electrical engineering with Circuit Break, a MacroFab podcast hosted by Parker Dillmann and Stephen Kraig. This dynamic duo, armed with practical experience and a palpable passion for tech, explores the latest innovations, industry news, and practical challenges in the field. From DIY project hurdles to deep dives with industry experts, Parker and Stephen's real-world insights provide an engaging learning experience that bridges theory and practice for engineers at any stage of their career. Whether you're a student eager to grasp what the job market seeks, or an engineer keen to stay ahead in the fast-paced tech world, Circuit Break is your go-to. The hosts, alongside a vibrant community of engineers, makers, and leaders, dissect product evolutions, demystify the journey of tech from lab to market, and reverse engineer the processes behind groundbreaking advancements. Their candid discussions not only enlighten but also inspire listeners to explore the limitless possibilities within electrical engineering. Presented by MacroFab, a leader in electronics manufacturing services, Circuit Break connects listeners directly to the forefront of PCB design, assembly, and innovation. MacroFab's platform exemplifies the seamless integration of design and manufacturing, catering to a broad audience from hobbyists to professionals. About the hosts: Parker, an expert in Embedded System Design and DSP, and Stephen, an aficionado of audio electronics and brewing tech, bring a wealth of knowledge and a unique perspective to the show. Their backgrounds in engineering and hands-on projects make each episode a blend of expertise, enthusiasm, and practical advice. Join the conversation and community at our online engineering forum, where we delve deeper into each episode's content, gather your feedback, and explore the topics you're curious about. Subscribe to Circuit Break on your favorite podcast platform and become part of our journey through the fascinating world of electrical engineering.

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