Download: MP3
RSS Feed: Link
Twitter: @MacroFab
Runtime: (47:10)
Hosts:
Parker Dillmann
Stephen Kraig
Guest:
N/A
Podcast Notes
- July Hardware & Electronics Engineering Meetup by MacroFab & Mouser Electronics event is live! Come grab some food, beer, and socializing if you’re in the Houston area
- Previous Podcast Updates
- And!XOR
- Bender on a Bender Defcon 25 badge has a HackADay article
- Friday Hack Chat this Friday (7/14)
- And!XOR
- Parker
- With the success of the Raspberry Pi Compute Module LVDS test board. I started putting together the PinHeck REV8 board
- More Python and OpenCV work (fun!)
- Have the webcam taking pictures
- Auto crops and records all the images of parts
- Looking into a higher resolution camera, more info on that later
- Stephen
- Parts for the filter finally shipped!
- Started putting together the boards
- Like the multi colored jumpers
- Veroboard – Strip Board Mouser Part Number 854-ST2
- 80 x 100 mm with mounting holes
- Use a 7/32″ drill bit and a jeweler’s drill to cut traces and brillo pad to clean up
- Going to add a tube preamp to the synth output
- Already have the preamp built. Just need to connect it.
- Schematic
- Tritrix speakers and the nutube amp.
- Kicking up the nutube amp again
- The speakers are almost built just need to paint and finish
- 3d printed a plate for soldering the crossover to
- Pick Of the Week (POW)
- Nuvoton NAU7802 – found on the Nice Chips Subreddit
- Precision low-power 24-bit ADC , with an onboard low-noise PGA, onboard oscillator, and a precision 24-bit sigma-delta ADC . Capable of up to 23-bit ENOB (Effective Number Of Bits) performance.
- SOP-16 or DIP-16
- I2C
- $2.22 in singles
- Gotcha @10SPS, PGA=1
- Nuvoton NAU7802 – found on the Nice Chips Subreddit
- Rapid Fire Opinion (RFO)
- At Last, (Almost) A Cellphone With No Batteries! – HackADay
- University of Washington
- The first-ever battery free cell phone, able to make calls by scavenging ambient power.
- Not really a cellphone. Its really a remote handset for a base station.
- 3.5 microwatts and transmits 31 ft away.
- Evaluation boards for USB type-C power delivery – Electronics Weekly
- Rohm has announced USB Power Delivery (USBPD) transmitter/receiver evaluation boards.
- 15 to 100W
- All about circuits video
- BM92A21MWV-EVK-001 is the one you want
- Availability: Now
- Pricing: TBD 🙁
- At Last, (Almost) A Cellphone With No Batteries! – HackADay
Have an idea for a podcast episode? Maybe a question for Parker and Stephen? Hit us up!
Did you enjoy this episode? Let us know in the comments below!



Special thanks to whixr over at Tymkrs for the intro and outro!