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Mike Bassett

Making in my shed

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Month: November 2020

November 19, 2020 MikeShed

A Really Good Notch Filter

When you think notch filter you usually think twin T: In this R1 = R2 and C2 = C3, C1 is 2 * C2 and R3 is R1 / 2. […]

November 11, 2020November 19, 2020 MikeElectronics

A Tale of Two Noises

There are sometimes when noise is useful. I find that when designing filter for instance that rather than using a swept frequency and an oscilloscope a noise generator and spectrum […]

November 5, 2020November 5, 2020 MikeElectronics

Short Circuit Tracer MKII

After successfully completing my first quite crude short circuit tracer I decided that I could make a better one: This one will memorise the best result so far and flash […]

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