{"name": "Power-Ref Newsletter", "short_name": "Power-Ref Newsletter", "start_url": "https://buttondown.com/power-ref/archive/", "description": "Practical component notes, replacement ideas, and power-design calculators for electronics engineers and builders.", "icons": [{"src": "https://assets.buttondown.email/images/f0a07db9-f584-4495-8773-c9a4dbd2d759.png", "sizes": "any", "purpose": "any", "type": "image/png"}], "background_color": "#FAFAFB", "theme_color": "#5072a4", "display": "standalone", "orientation": "portrait-primary"}