1. rabhar

    Build a low voltage, high voltage and surge protector

    I want to protect my LED TV from low and high voltages and also from voltage surges. Required output voltage range 200 - 250 V AC (RMS). I want to make it simple and effective one. Which one of these two options work best and please recommend other solutions 1. Just use V275LA40BP to protect...
  2. drjackool

    Help me to build a Surge Protector

    Hi Currently I use a Digital Voltage protector for entire home (below picture), but problem is the response time of these type protectors is low, and for example take 1 second to cut the circuit when voltage goes high so it could not protect against the lightning and spikes so I decide to use a...
  3. M

    ECG EKG lead protection - TVS Diodes

    ECG leads generally see voltages in the range of -5mV to 5mV and a frequency range of .05Hz - 150Hz. We are peripherally stimulating the patients with up to 200v at a frequency of 1kHz elsewhere on the body for about 100mSec and it disrupts our front-end ECG chip. I need to protect the ECG leads...
  4. S

    CDN distorting the wave form too much

    Hi! I've built a CDN (Coupling/decoupling network) and when connecting it to a Surge generator the wave form gets a little distorted, the fall time becomes half of what the Surge pulse produces. I'm new to designing circuits and am not really sure what components to tweak and how. The image...
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