FM transmitter teardown and repair
Fault-finding and restoring a broadcast FM exciter with no service documentation — reconstructing the schematic from the board, then verifying each stage against measurement.
Things built, measured, repaired, or taken apart — each with its notes, data, and source where there is any.
Fault-finding and restoring a broadcast FM exciter with no service documentation — reconstructing the schematic from the board, then verifying each stage against measurement.
Interactive crystal structures, phase diagrams, and a periodic table built to make materials-science concepts manipulable rather than memorised.