Schmitt Trigger Oscillator

Schmitt Trigger Oscillator

The Schmitt Trigger Inverter oscillator is a very simple oscillator which can be useful but is also not very accurate or stable. Pros Easy and simple circuit Easy timing calculation Useful for not critical oscillations or clock signal. Cons Subject to frequency...
Microsoft Surface Pro 4 Repair

Microsoft Surface Pro 4 Repair

I was given a Surface Pro 4 to repair and was told that the user stood on it and hence the screen cracked. However…. once I managed to open it (something that was far more difficult than I would have hoped for) I realised that actually, cause of the cracked...