Electromagnets (Split From Stuart Dynamo)

[duncan webster 1Participant @duncanwebster1]

It occurs to me that delayed release on Dave’s clacker thing could be sorted by incorporating a permanent magnet in the moving bit. Then an opposite polarity pulse through the electromagnet would repel the clacker. I think that’s how old style phone bells worked

[Michael GilliganParticipant @michaelgilligan61133]

Baseline: 1851

https://www.rigb.org/explore-science/explore/collection/michael-faradays-iron-filings

MichaelG.

.

Edit: __ and here [1] is the entrance to that Rabbit-hole:

https://epsilon.ac.uk/view/faraday/letters/Faraday2485

[Michael GilliganParticipant @michaelgilligan61133]

http://faradaysdiary.com/ws3/faraday.pdf

Note: site is ‘not secure’ … but seems fine

apparently just a pre-publication PDF

… I took the risk … you might choose to avoid it.

[Author]

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