More mailbag! More teardowns! Forum HERE SPOILERS: Tekbox TBLC08 CISPR16 Line Impedance Stabilization Network (LISN) for the measurement of mains line-conducted interference RF Telemetry Transmitter teardown Telecoms line PCB’s from the 1980’s and 1990’s Gridseed G-Blade Scrypt cryptocurrency miner Rogaine video advertisement hardware teardown