#optocoupler
Live, measured metrics for the hashtag #optocoupler from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #optocoupler
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-28 03:10 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-07-28 03:10 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-28 03:10 UTCEverything below is measured over the latest 14 public posts (spanning ~53494 hours).
Posting hours (UTC) — busiest: 18:00
Languages: English (13) · Italian (1)
Avg boosts / post: 0.2
Top of the latest posts
@mike805 [IMSAI Guy] explains the cascode amplifier trick https://youtu.be/APUhm2tsCiE See Figure 13 High bandwidth optocoupler configuration https://www.onsemi.com/pub/Collateral/AND8273-D.PDF I might need to try that for comparison #casco
Testing the switching characteristics of cheapo PC817 optocouplers from Ebay. 555 timer astable is generating a 37kHz square wave test input. Rise/fall time is way out of spec for use in #MIDI. But the recommended component, 6N138, is much
Finally got around to editing video of my experiments in improving response times of slow low-cost #optocoupler #optoisolator ICs such as the #PC817 https://youtu.be/s1l86nTIWEE The improved speed was sufficient to pass #MIDI data (31250 bi
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/optocoupler