Hackaday editors Elliot Williams and Al Williams reviewed the week’s developments in episode 388. The Mailbag addressed Curioustopher’s question about high-quality audio recording and Romanian young hacker Stefan’s request for project mentoring; an intro/outro music track is being sought for the episode. The MP3 can be downloaded. The podcast can be followed on iTunes, Spotify, Stitcher, RSS, YouTube, and Libsyn.
Highlights:
- Raspberry Pi RAM limitation and the counterargument
- On-chip debugging in MicroPython
- Handheld hotspot
- $20 LTE modem and Pi Zero W2
- Putting the RP2350 into debug mode with a laser
- Raindrops as antennas
- Cracking the code from World War I
- Kryptos
- RP2350 and 1080p
- Digital music player for cassette players
- Mazda suitcase car
- Quadcopter radial propeller
- Sony’s first computer
- Imitating memory access
- TEMPEST attacks
- LoRa communities and FCC ISM rules
- Enabling dictation in Linux
Why It Matters
This episode brings hardware development, programming, wireless communication, security, and technology history together in a single agenda, giving makers an opportunity to trace connections between different fields. Topics including Raspberry Pi, RP2350, MicroPython, LTE, and LoRa are relevant both to those working with low-cost devices and to those following debugging and communication options in embedded systems. Subjects such as TEMPEST, imitating memory access, and the FCC’s ISM rules raise not only the issue of building devices but also security and usage boundaries. However, because the episode notes do not show which approach was adopted for each topic or what conclusions the discussions reached, the main point left open for listeners is the level of detail provided on the subjects.
Background
RAM is not a new name in the FikirPilot archive: we have published 3 news reports mentioning this name in the last 90 days; the most recent is dated September 25, 2026.