Electronics Calculators x402 REST usage
AWG copper wire: diameter, area and resistance per km, the nearest AWG for an area, and voltage drop over a run.
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AWG copper wire: diameter, area and resistance per km, the nearest AWG for an area, and voltage drop over a run.
CUDA, driver and Ollama compatibility - GPU support, model memory fit and proof inference uses the GPU
OSHA NRTL electrical/battery safety standard mapper for ecommerce marketplace compliance gates. Pass ?category=power_supply|luminaires|kitchen_appliance|lithium_battery (default power_supply). Returns required UL/CSA sta...
EU CE marking, Declaration of Conformity (DoC) mandatory fields, and EU GPSR Economic Operator checklist. Pass ?directive=emc|lvd|red|rohs|toy_safety (default emc). Returns directive code, harmonized EN standards example...
FCC Part 15 (47 CFR 15.19 / 15.105) equipment authorization and labeling checker. Pass ?device_class=unintentional_class_b|unintentional_class_a|intentional_radiator (default unintentional_class_b). Returns SDoC vs TCB C...
Exact and standard-value LED resistor, actual current, power rating and PWM dimming
Best standard-value R1/R2 pair, error, worst-case tolerance spread, loading and power
Runtime, pack size for target hours, derating, charge time and series/parallel layout
Required trace width, resistance, voltage drop and temperature rise per IPC-2221
Frequency, duty cycle, pulse width or the E24 resistor values to hit a target
Standard-value resistors for target gain, bandwidth, slew limit and tolerance spread
Filament, electricity, depreciation, failure and labor cost with selling price and batch totals
RPM, feed rate, chip load, plunge, MRR and horsepower check for a material and cutter
ND stops needed for a target shutter, conversions between ND factor, density and stops, 180-degree rule