demo · HACKER NEWS RECOMMENDATION
Firing the Lorentz Plasma Cannon
LightningOnDemand · 2 HN recommenders · 2 recommendation months
Recommended by 2 Hacker News commenters across 2 months (2025–2026).
SignalTube analysis
Among 34 other demo videos tagged Electronics & circuit design, the mean is 1.3 distinct HN recommenders. This video has 2 distinct HN recommenders, about 1.5× that mean. Recommendations span 2 distinct months; the peer average is 1.3 months. This is a data-derived comparison, not a human review or quality rating.
60% of its 5 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2025–2026; those years describe discussion history, not upload date. Its verified runtime is 11 minutes 46 seconds. YouTube lists its publication date as 2025-03-12.
- Channel / speaker
- LightningOnDemand
- Verified runtime
- 11m 46s
- YouTube upload date
- 2025-03-12
- Hacker News mention years
- 2025–2026
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other demo videos in Electronics & circuit design. “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 |
|---|---|---|---|---|---|---|
| Firing the Lorentz Plasma CannonCurrent video | 2 | 2 | 60% | — | 11m 46s | 2025-03-12 |
| I bought 1000 meters of wire to settle a physics debatedemo · AlphaPhoenix | 8 | 8 | 62% | No recorded overlap | 22m 49s | 2021-12-17 |
| Fun with ultracapacitors!!demo · Afrotechmods | 3 | 3 | 100% | No recorded overlap | 6m 11s | 2010-12-13 |
| LED Experiments: Making Holiday Lights Less Garishdemo · Technology Connections | 3 | 3 | 100% | No recorded overlap | 12m 16s | 2018-11-26 |
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 “A.I. Companies Are Recruiting Electricians and Carpenters by the Thousands”. Its short rationale: Listed as a high-voltage YouTuber alongside others.
The archive classifies this as a contextual reference in “Advent of Code on the Z-Machine”. Its short rationale: Video also features the Z-Machine.
The archive classifies this as a recommendation in “High-power microwave defeats drone swarm”. Its short rationale: Lorentz cannon showing capacitors delivering a huge fast zap.