Hackaday · Creativity & design

Hackaday Podcast Episode 388 Highlights

Hackaday editors discussed various tech topics, including Raspberry Pi RAM limitations, radar physics, and LoRa mesh network challenges.

The podcast covered the debate on whether Raspberry Pi's restrictions on RAM chip swapping are significant. For MicroPython users, interactive debugging methods were explored.

An interesting segment delved into the physics of how raindrops can function as radar antennas. Additionally, historical news about cracked World War I codebreaking was shared.

Key articles highlighted potential conflicts between LoRa mesh communities and FCC regulations. A method for enabling computer dictation was also presented.

In the 'Interesting Hacks' section, discussions included debugging microcontrollers with lasers, a $20 modem with LTE and Pi Zero W2 capabilities, and the physics of raindrops as antennas.

Quick hacks featured the RP2350's 1080p capabilities, a digital music player for cassette decks, and a revived Mazda suitcase car. Other topics included quadcopter impeller design and emulating memory access on early Sony computers.

Further discussions touched upon reviving TEMPEST attacks with injected signals and the potential FCC rule impacts on LoRa mesh communities. A Linux command for dictation was also demonstrated.

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