2 Results for "3D printing"

Research - Other Reflow hotplates
Log from Reflow Soldering Hotplate
Toby's Automatic MCH PD Reflow Hotplate (tindie, git-imuslab, hackster.io, CH554 SDCC)A USB-PD powered metal ceramic heater (MCH) based reflow hotplate. Key Features: USB-PDMCHFully automatic (and any changes requires reprogramming the IC) System...

Physical layer : wireless communication
Log from digital-walkie-talkie
Theory Channel capacity Shannon-Hartley law: where C is channel capacity [bps], B is bandwidth [Hz] and S/N is signal/noise ratio. Example: dPMR (C = 4800bps, B=6250Hz). So S/N must be at least 0.70. Number of bits/symbol needed Nyquist's Theorem...