#fr4
Live, measured metrics for the hashtag #fr4 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #fr4
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 09:59 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 2026-07-27 09:59 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 09:59 UTCEverything below is measured over the latest 14 public posts (spanning ~49594 hours).
Posting hours (UTC) — busiest: 00:00
Languages: English (14)
Avg boosts / post: 0.1
Top of the latest posts
Quick and Very Dirty Repair Gets Smoked PLC Back in the Game - When electronics release the Magic Smoke, more often than not it’s a fairly sedate... - https://hackaday.com/2024/11/21/quick-and-very-dirty-repair-gets-smoked-plc-back-in-the-g
Quick and Very Dirty Repair Gets Smoked PLC Back in the Game https://hackaday.com/2024/11/21/quick-and-very-dirty-repair-gets-smoked-plc-back-in-the-game/ #programmablelogiccontroller #RepairHacks #arcflash #plasma #omron #relay #fr4 #plc
Making PCB Strip Filter Design Easy to Understand https://hackaday.com/2024/10/28/making-pcb-strip-filter-design-easy-to-understand/ #butterworth #RadioHacks #dielectric #resonator #stripline #PCBHacks #bandpass #filter #ptfe #stub #fr4 #RF
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/fr4