AKA Academy — formulas / fórmulas
Bandwidth / Tráfico Mb/s = sum of simultaneous stream bitrates / suma de tasas simultáneas.
Storage / Video TB = cameras × Mb/s × 86400 × days / 8 / 1000000.
Continuous recording; average bitrate; excludes formatting and headroom.
Grabación continua; tasa media; excluye formato y margen.
PoE PSE budget / presupuesto = sum of PSE reservations × (1 + declared margin).
Check each port, total budget and compatible standards / Revisar puertos, total y estándares.
Pixel density / densidad px/m = horizontal pixels / scene width in m.
Fresnel r(m) = 17.32 × sqrt(d1(km) × d2(km) / (f(GHz) × (d1+d2))).
Markup / recargo: price = cost × (1 + markup).
Margin / margen: price = cost / (1 - margin), margin < 1.
UPS: use manufacturer runtime curve at measured W; VA alone gives no runtime.
UPS: usar curva del fabricante a carga medida W; VA no indica autonomía.
