Sam Gorman

Choose the smallest EV home charger amp setting and breaker size for your daily miles, charging time, car limit, and home voltage.

Choose a copper AWG wire size for LED strip feeds by voltage drop, load, wire length, feeds, and optional checked wire.

Plan LED strip feed points, injection spacing, current per feed, power supply watts, and feed wire voltage drop.

Plan a centered recessed-light grid with fixture count, spacing, wall offsets, and an optional brightness check.

Estimate capacitor RMS ripple current and check a matching capacitor bank against an adjusted data sheet rating.

Calculate L-pad series and parallel resistors, actual dB cut, amp load, and resistor heat for speaker pads.

Calculate total nominal speaker load for series or parallel wiring and compare it with your amplifier’s minimum load.

Calculate voltage gain in dB from input and output voltage, or solve a missing voltage from a known dB gain.

Calculate required sine-wave op amp slew rate, maximum frequency, or maximum output voltage from Vpk, Vpp, or Vrms.

Estimate an op-amp’s closed-loop -3 dB bandwidth from GBW and gain or resistors, using noise gain for inverting stages.