Voltage Drop Resistor Calculator
It’s a problem as old as electronics: You’ve got some LEDs, a bag full of resistors whose color codes you can barely read, and somewhere … Read More
JSCalc
Torque Wrench Calculator
So there’s the head bolt; you’ve torqued it down as indicated by the dial on your wrench to a nice round eighty foot-pounds. You feel … Read More
Mini Bike Gear Ratio Calculator
When it comes time to pick out parts like a clutch or an impeller you realize you bought three sets of sprockets, because they all … Read More
Gear Ratio Motorcycle Calculator
Everything from your launch to your cruising comfort at seventy miles per hour can be traced back to the simple math of gears. Is it … Read More
Beam Load Calculator
The beam is adequate in strength to support the weight of the roof, yet it’s too saggy (meaning it lacks stiffness) for your livig room … Read More
Piston Velocity Calculator
One metric is redline RPM. Torque curve. Horsepower. All of these are metrics used for measuring an engine’s potential. But none indicate just how hard … Read More
Angular Velocity Calculator
The hub doesn’t move much, but the rim spins around and flies past your hand. No magic there. It is just angular velocity. How fast … Read More
PSA Velocity Calculator
The PSA Velocity Calculator converts a sequence of prostate-specific antigen blood tests into a clear picture of the rate at which that number changes over … Read More
Hydraulic Piston Force Calculator
On the surface, a hydraulic cylinder appears quite simple: a piston rod in a metal barrel. However, on the inside there is some very particular … Read More
Drag Force Calculator
Cycling into a headwind feels like you’re battling fatigue. No, it’s not. That’s drag. For every watt you generate while cycling there’s an equal and … Read More