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The Spark Gap

Karl and Corey talk about various aspects of embedded electronics, from nuts and bolts design to high-level discussions and debates. We also talk about some of our hobbies surrounding electronics (3D Printing and CNC Routers).New episodes are released Wednesdays.

Popular episodes

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The best episodes ranked using user listens.

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The Spark Gap - Episode 3

Karl and Corey discuss the basics of how to power your electronic circuits. Linear Regulators, LDOs, and Switch Mode Power Supplies are explained. Traps for new engineers and hobbyist working with power supplies are lamented.

42mins

30 Jun 2014

Rank #1

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The Spark Gap - Episode 25

Karl and Corey are joined by James Lewis of Kemet Electronics to talk about capacitors.

1hr 17mins

28 Jan 2015

Rank #2

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The Spark Gap - Episode 21

Karl and Corey talk about PCB layout and some tips for hobbyists. In this part, component placement and power layout.  Part 1 of 2.

42mins

26 Nov 2014

Rank #3

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The Spark Gap - Episode 41

Karl and Corey are joined by Chris Gammell to talk about how to pick the right op-amp.  Part 1 of 2.

59mins

14 Oct 2015

Rank #4

Most Popular Podcasts

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The Spark Gap - Episode 47

Karl and Corey discuss the issues with heat in an embedded design, how to prevent it, how to detect it, and how to deal with it.

1hr 23mins

27 Apr 2016

Rank #5

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The Spark Gap - Episode 14

Karl and Corey discuss the operation of an Adjustable Constant Current Dummy Load.

38mins

17 Sep 2014

Rank #6

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The Spark Gap - Episode 48

Karl and Corey are back to talk about design choices you can make when creating schematics and PCB layouts that will make board bring up and debugging much easier.

57mins

28 Sep 2016

Rank #7

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The Spark Gap - Episode 33

Karl and Corey explore the analog world a bit by discussing Analog to Digital and Digital to Analog Converters.

1hr 29mins

20 May 2015

Rank #8

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The Spark Gap - Episode 42

Karl and Corey finishing talking with Chris Gammell about parts.io and selecting the right op-amp for a given application. (Part 2 of 2)

1hr 7mins

21 Oct 2015

Rank #9

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The Spark Gap - Episode 30

Karl and Corey discuss various ways to switch on power to circuits.

57mins

8 Apr 2015

Rank #10

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The Spark Gap - Episode 13

Corey and Karl talk about setting up your workbench.

43mins

2 Sep 2014

Rank #11

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The Spark Gap - Episode 43

Karl and Corey talk about how knowledge of electronics can cause headaches when looking at products and crowd-funding campaigns.

54mins

11 Nov 2015

Rank #12

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The Spark Gap - Episode 22

Karl and Corey finish their talk about PCB layout.  This part talks about signal layout and some manufacturing details.  Part 2 of 2.

47mins

3 Dec 2014

Rank #13

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The Spark Gap - Episode 16

Karl and Corey talk about the new Arm Cortex-M7 microcontroller.

31mins

1 Oct 2014

Rank #14

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The Spark Gap - Episode 44

Karl and Corey air some grievances about Raspberry Pi, "Hoverboards", and PCB layout practices in this grab bag/Festivus episode.

1hr 4mins

25 Dec 2015

Rank #15

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The Spark Gap - Episode 6

Corey and Karl explain the different ways to implement USB connectivity on an embedded device, from the physical layer to application layer.

48mins

20 Jul 2014

Rank #16

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The Spark Gap - Episode 4

Corey and Karl start off their first episode of "The Great Debates!" Corey takes the position that RTOSes for the most part don't belong in single core embeeded systems. Karl takes the position that the advantages of using an RTOS ,even in single core microcontrollers, far exceed their disadvantages.

26mins

6 Jul 2014

Rank #17

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The Spark Gap - Episode 39

Karl and Corey depart from hardware to talk about one of the more interesting bits of firmware, pointers.

56mins

12 Aug 2015

Rank #18

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The Spark Gap - Episode 20

Karl and Corey throw out some old boards and discuss lessons learned the hard way.

30mins

29 Oct 2014

Rank #19

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The Spark Gap - Episode 15

Corey and Karl discuss the origins and the future of the Raspberry Pi. They explore how a product with an imperfect beginning can still become a huge success.

43mins

24 Sep 2014

Rank #20