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Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

sim card

  1. S

    4G/5G/LTE modem for ESP32

    Hello folks! I'm looking for a generic-ish mobile data modem for my project. While Googling, I really cannot see the forest for the trees anymore, seeing anything from €50 to €250 options, ESP boards with a modem on-board, etc. Question is mostly, what are other people (you ) using? I would...
  2. M

    Can improperly removing a Sim card lead to trying the motherboard and/or battery?

    So I had a B)u Life XL phone a couple of years ago. For whatever stupid reason, against .y better judgement I tried to remove thr sim card without taking the battery out. Sort of. It's a dual SIM phone and the main sim slot butts up against the battery, and it has to come out to insert and...

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