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The article details a project to revive the analog teletext system for use in ham radio, leveraging modern technology and open-source fonts to recreate the classic teletext experience for amateur radio operators.
The user is experimenting with OFDM using a Pluto SDR clone, achieving transmission and reception with various modulation schemes and a Viterbi decoder. A video demo is upcoming.
Garry Tan comments on the current state of AI in San Francisco, comparing it to early AGI with high costs and a priesthood of builders, but predicts personal AI becoming ubiquitous.
A hobbyist project demonstrates hosting a simple website on an 8-bit AVR microcontroller using SLIP over a serial connection to a Linux PC, avoiding the need for Ethernet hardware.
An exhibit chronicles the computer hobby movement in Canada from the mid-1970s to the late 1980s, focusing on the Toronto Region Association of Computer Enthusiasts (TRACE) and its role in bringing personal computing into Canadian homes.
The Cerelog ESP-EEG is an affordable 8-channel biosensing board using the ADS1299 chip, offering cleaner signal with closed-loop active bias at a lower price point than OpenBCI. It supports open-source firmware and software like Brainflow, but has limitations such as USB-only connectivity and non-commercial use restrictions.
A review of the DeskPi Super4C, a 4-node Raspberry Pi CM5 cluster board, highlighting its improved remote management and redundant power/Ethernet, while noting that SBC clusters are a poor value but fun for hobbyist HPC tinkering.