Quectel EC25
USB LTE modem module
Episodes
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#4687: Bonding Cellular Connections: Why Can't You Buy It?Why can't you buy a box that bonds two SIM cards? We explore the DIY build and the market gap. -
#3158: How Consumer Drones Really Talk to Their ControllersFrom DJI's OcuSync to military SATCOM and 4G LTE — how drone control links actually work and why they fail.