demo · HACKER NEWS RECOMMENDATION
DIY haptic input knob: BLDC motor + round LCD
scottbez1 · 2 HN recommenders · 2 recommendation months
Recommended by 2 Hacker News commenters across 2 months (2023–2026).
SignalTube analysis
Among 35 other demo videos tagged Embedded systems & DIY electronics, the mean is 1.1 distinct HN recommenders. This video has 2 distinct HN recommenders, about 1.8× that mean. Recommendations span 2 distinct months; the peer average is 1.1 months. This is a data-derived comparison, not a human review or quality rating.
33% of its 6 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2023–2026; those years describe discussion history, not upload date. A verified runtime is not present in the current metadata snapshot. A verified YouTube publication date is not present in the current metadata snapshot.
- Channel / speaker
- scottbez1
- Verified runtime
- Not verified in the current YouTube metadata
- YouTube upload date
- Not verified
- Hacker News mention years
- 2023–2026
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other demo videos in Embedded systems & DIY electronics. “Shared recommenders” counts HN users who recommended both videos in the source graph.
| Video | HN recommenders | Recommendation months | Positive label share | Shared recommenders | Runtime | Upload date |
|---|---|---|---|---|---|---|
| DIY haptic input knob: BLDC motor + round LCDCurrent video | 2 | 2 | 33% | — | Not verified in the current YouTube metadata | Not verified |
| Brick Assemblydemo · Ancient | 4 | 4 | 100% | No recorded overlap | Not verified | Not verified |
| "Z2" - Upgraded Homemade Silicon Chipsdemo · Sam Zeloof | 4 | 4 | 40% | No recorded overlap | Not verified | Not verified |
| Head Tracking for Desktop VR Displays using the WiiRemotedemo · Johnny Lee | 3 | 3 | 15% | No recorded overlap | Not verified | Not verified |
THREE SOURCE-BASED CONTEXT POINTS
Why Hacker News recommends it
Each note combines the dataset’s stance label and short rationale; comment bodies are not reproduced. Open the HN source for the original discussion.
The archive classifies this as a contextual reference in “Mercedes-Benz commits to bringing back physical buttons”. Its short rationale: Example of a haptic dial for car controls.
The archive classifies this as a recommendation in “Ask HN: What Are You Working On? (June 2025)”. Its short rationale: Related encoder-knob project that might interest the reader.
The archive classifies this as a strong recommendation in “Reverse-engineering my speakers' API to get reasonable volume control”. Its short rationale: Demo of an open-source buildable haptic smart knob.