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electronic schematics

  1. B

    Bekatron NGS 3 schematic

    Hi I got an old breadboard device from Germany that need some care so i would like to know if somebody got the schematics for this device. It is old and the company in Germany went bankruped many years ago so it is hard to find any documentation. Anyone got something related to it? I can fix it...
  2. sr13579

    How to get schematic design from NGSPICE?

    I recently started to use NGSPICE. I can make simulations from code. But it would be great if I could use something that can give me a schematic design. I am using a linux distro on android(using userland). So I can't use any heavy applications. How can I get schematic from .cir or .ckt file easily?
  3. J

    Need direction to fix water level indicator buzzer problem

    I am just a hobbyist recently I build a basic model which resembles something like this circuit to stop water overflowing problem & it seem to solve the problem but i need to cut the power when i hear the buzzer as it keeps on buzzing until the water level doesn't goes down. How should i solve...
  4. A

    what's the working principle of this inverter circuit

    https://imgur.com/a/yCI0j I found this inverter circuit online I can't read it , can you explain it to me thanks
  5. B

    China emergency rechargeable standing fan and led light

    I need a schematic diagram for China emergency rechargeable standing fan and led light. Anyone can help me out?
  6. S

    Electronic schematics of TORO DDC-4

    Hi everybody! I was looking for electronic schematics of a waterproof battery controller. The producer is TORO, the model is DDC-4 (13 years old). Now I've seen that its name has been changed: DDCWP-4. But I think that they should be rather similar. Unfortunately, on the internet there seems to...

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