https://johnangel.nyc/tags/battery-cells/Recent content in Battery-Cells on JOHN ANGEL NYChttps://johnangel.nyc/avatar.pnghttps://johnangel.nyc/avatar.pngHugo -- 0.167.0en-USWed, 14 Oct 2026 00:00:00 +0000https://johnangel.nyc/posts/onyx-battery-cells/Wed, 12 Aug 2026 00:00:00 +0000https://johnangel.nyc/posts/onyx-battery-cells/Compares 21700 battery cells for ONYX RCR and CTY2 builds, including capacity, discharge capability, tabless construction, voltage sag, thermal performance, and cell selection.https://johnangel.nyc/posts/onyx-battery-design/Thu, 26 Mar 2026 00:00:00 +0000https://johnangel.nyc/posts/onyx-battery-design/Electrical-performance analysis of high-current ONYX RCR battery designs: voltage, current, parallel groups, resistance, sag, BMS limits, and sustained load.