The Amp Hour Electronics Podcast

By The Amp Hour (Chris Gammell and David L Jones)

A weekly podcast about the electronics industry. Occasional guests. Lots of laughs.... more

4.9

225225 ratings

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FAQs about The Amp Hour Electronics Podcast:

How many episodes does The Amp Hour Electronics Podcast have?

The podcast currently has 442 episodes available.

The Amp Hour Electronics Podcast episodes:

August 09, 2024#675 – Changing Course with Shawn Hymel
Welcome Shawn Hymel!
Shawn will be transitioning out Developer Relations at Edge Impulse. He will now be building courses full time. (this was recorded before Shawn announced his departure)
He want’s to be like a Professor, which partially explains his signature bowtie
Should people go into content? What about Developer Relations more specifically?
New courses will include FreeCAD and 3D printing and will be published by Digikey
Part design in FreeCAD
0.22 in Mango Jelly
Learning modeling vs learning an actual program
Scoffolding
Making a Zephyr course
Zephyr / Golioth training
Ecosystem vs RTOS
Workshop at Harvard
Trying to train on hardware
What should engineers know about ML
Andrew Ng’s course on Coursera
Updated for NumPy / Python
Understand Neural Networks
Can treat them as a black box
More important to understand statistics and data science
Hot dog / not hot dog (silicon valley)
Model zoos
Hugging Face
Coprocessing on U55 – U85
ToorCamp
Michael Cheich
Robert Ferenec
Marketing courses
Running
You can find Shawn as ShawnHymel on most social
Twitter
LinkedIn
Mastodon
Bluesky
TikTok
Instagram
You can also check out his site, shawnhymel.com
...more
1h 17min
July 25, 2024#674 – Turtles as a Service
Murphy
More efficient with cooled panels
Battery storage solution
Server rack batteries
Chris has been doing hardware Livestreams
Geofence
n8n, Similar to Zapier, IFTTT
Home assistant
EE Grad wants some insight on new tech
https://4dsystems.com.au/
Scott Williams of Xentronix recorded with Dave and then Chris
Saw at Electronex
My Cousin Vinny
Embedded World North America is happening in Austin in October. There is a vendor map now.
Voltnuts
Open source book
Tiny Tapeout
Tantalum Caps from AliExpress
What’s next for ASML
Ben Krasnow printing PCB traces again
...more
59min
July 15, 2024#673 – Lifelong Learning with Bitluni
Welcome, Matthias Balwierz / Bitluni / Luni!
Midi pedals
Old projects
LED walls
Dunning kruger
Sonar scanner
Aliens
Romulus
Lifelong learning
Beamforming
Previously had worked on something similar in the medical field but didn’t realize it was the same tech
ESP32
Gowin FPGA
Video generation / crt control
R2R
cnlohr videos for making PCBs
ESP32 VGA
PCB mill
Failing
Tiny Tapeout bringing down costs like PCBs
Jeri doing “home etching” (making silicon at home)
Building the meme project on TT02
GIF construction set
Almost like a ROM on board, on each clock it exposes the next byte on paralell output
Luni hasn’t submitted to each tiny tapeout but is building a new project
Browser assembler that runs in the handheld gaming: “Luni-Asm”
cpu + gpu to get vector output
Bitluni live youtube / Bitluni – twitch happens Weds at 8 pm CEST
Community helps
Writing memory controllers
Bus master because internal SRAM is so expensive
Expense of flash/ram is in IP
People running test structures the tiles
FPGAs, Gowin – 9K standard up to 25k
Gabriel / Lushay Labs – Tutorials for FPGAs
HDMI connector
Some IP blocks from Gowin
Yosys support
VS code tools and simulation
Gowin FPGA designer
Learning clock domains
Moving back to art
Demoscene came from the cracker scene
Different categories / limits
4K category only allows 4K of memory for images and sound (generated)
White demo competitions
Contact
bitluni
github
twitch
...more
1h 7min
June 30, 2024#672 – Silicon Revolution with Matt Venn
Welcome back, Matt Venn of the Zero to Asic Course and Tiny Tapeout!
(Due to illness and some life stuff happening, my recording setup was crap. Apologies. I also leaned heavily on Matt’s notes, so some of the following links will be out of order. Think of it like an ad hoc scavenger hunt…fun!)
Matt was last on the show on episode 616, about 18 months ago
Tiny Tapeout has continued, now working on it’s 8th run. the 5th run is shipping soon.
Uri Shaked made Wokwi compatible with making chip designs and then compiling them to verilog for later processing by open source tools
12 bit SAR ADC on TT07
linux capable riscv
Analog ASIC design with digital standard cells!
We had previously posted Matt’s review of 2023 and aims for 2024
Siliwiz
ASIC inside synchrotron
Touring IHP (Germany) facilities
Interview with Nordic Semi designer
People are building analog structures on Tiny Tapeout
There’s a new course on Zero to Asic that will be about Analog (sign up for the waitlist)
There are some new tools being developed
surfer – browser based waveform
moosic – logic locking plugin for yosys
eqy – formal equivalence checking
Matt will be doing a TT workshop at supercon 2024
TT08 will have a demoscene competition – VGA and sound output – what’s the coolest thing you can fit in 1 tile? You have until Sept 6th 2024 to submit!
Not discussed, but on the list and interesting!
Silicon Supply Chains with Ed Conway
An early analog design (temp sensor) on TT03
Get TT quality stickers
...more
1h 14min
June 20, 2024#671 – NDA Sideshow
Sideshow Bob (simpsons)
HERIC Inverter Review
Fraunhofer
HERIC inverter
Dave’s video about the CH32V003
Charles episode
Altium is increasing the price of their product (by 2x??)
HITECH compiler from Microchip
Newfound Warp13
Webrings, Blog roll, StumbleUpon
Dontronics amazing site
...more
1h 3min
June 14, 2024#670 – Engineering Careers with Circuit Break & James Lewis
Check out the Circuit Break Podcast for show notes
Parker Dillman
Stephen Kraig
James Lewis
...more
1h 9min
June 07, 2024#669 – Freelance PCB Design with Petr Dvorak
Welcome Petr Dvorak of Beny Devices
A to Z book about KiCad
fancygit
lazygit
gitlol
Customer types
Brno – 30% of electron microscopes
What is changing in electron microscopes? Higher voltage, no noise
Electrostatic steering
Transitioning to freelancing
Regulations for freelancer vs employer
Petr is a prolific poster of electronics content on his LinkedIn
Show your work – Austin Kleon
3 years to get first client
1 month buffer of posts on LinkedIn
Building repetitions
Outliers / 10000 hours
Lists of projects
Constraints helping new engineers trying to learn electronics
8×32 pixel displays
Petr in Shenzhen
Gallup – top strength is learning
Personality types
Contact
Get a free eBook about KiCad on beny-devices.eu
Follow Petr on LinkedIn
...more
59min
May 31, 2024#668 – 50.0000 Ohms
Mistakes in house repair for partners
Architectural Lighting
Power quality
Repairing a $4500 DAC
Invisible computers
Cal Newport on AI
AI shortform
USB C Spec
Tester
“50.0000 ohms”
HDMI Layout guide (ADI)
Bit Error Rate
My voice is my passport
Fake Dave
Hackers
War Games
Captain Crunch no longer welcome at DEF CON
Wifi (WLAN) Location API
Polar Semi gets CHIPS act money
...more
1h 3min
May 23, 2024#667 – Long Distance with CNLohr-a
Welcome back, CNLohr!
CNLohr was on the last episode talking about the CH32V003 part and the CH32V003fun library
Charlieplexed errings
Fast iteration
Lohr-a…LoRa…get it?
LoRa
https://www.youtube.com/watch?v=eIdHBDSQHyw
Started in January 2024 with discussions with mustardtiger / Frank
Charles had done Wifi long range before
Also FM from ATTINY85
Ethernet + AM
Radio signals without radios
USB
Harmonics
LolRa
Upchirps / downchirps
903.825 – 903.975 mhz
Michael Ossmann talk
LoRa doesn’t do code matching
JP Norair talking about LoRaWAN / DASH7
Tool / emulator for the airwaves
3 lines of the repo
Tool to create tables
There are two 2 lookup tables (up and downchirps)
Table is different for differnet spreading factors and base frequencies
Andreas Spiess LoRa/LoRaWAN distance attempts
Spreading Factor — can’t past SF10 on this setup for unknown reason
AirSpy
Matt Knight
LoRaWAN — protocol vs network
The Things Network / Helium
Activation by personalization
Nesting dolls of encryption
New parts CH32V002 (also, -005, -006. -007)
Charles is excited about the op amp on the CH32V006 that has 64 MHz GBW
CH32V203 – 144 MHz – $0.24, has usb xcvr
CH32X035 is self clocking – best low cost option for USB
All are supported in library now
Community – CNLohr discord
Porting examples for the parts using the technical reference manual
MNIST database – handwriting recognition system
Announcement post on CNX about the new parts
It’s possible to hook up parts directly through the 1 pin SWIO, so you can hot-load firmware
Writing code onto a “scratch pad”
Want to see more CNLohr experiements online?
Youtube.com/cnlohr
discord: cnlohr reach out for invite
Github
...more
1h 32min
May 08, 2024#666 – Good Energy Citizen
Sickness
Starliner scrub
Boeing and the Dark Age of American Manufacturing
Toolkit for flying
Search industry
A380
EUV in semiconductors
EV vs PHEV vs ICE
Tesla sending emails to suppliers after laying off the Supercharger team
powerledger / POWR
Virtual power plant
DEYE inverter
Buying repacked batteries
AC Battery vs DC battery
Hybrid inverter
Colin Furze
TSMC running into problems with work culter after moving to US (Arizona)
Marketplace piece about jobs at semi plans in AZ
996
Photos of the new Samsung Fab going up on Google Maps
Chris asked on Mastodon about the best time to charge an EV
Duck Curve, which Chris first learned about on episode for 630
The costs of different aspects of a chip fab
...more
1h 7min

FAQs about The Amp Hour Electronics Podcast:

How many episodes does The Amp Hour Electronics Podcast have?

The podcast currently has 442 episodes available.

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