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CALCULATORS & CONVERTERS

Science & Lab · Page 10

Explore physical quantities, motion, circuits, waves and chemical formula units with explicit units and model assumptions.

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A tool can belong to several categories. All tools lists each calculator once.

Acoustics

Audio Path Delay Alignment Calculator

Music & Audio · Science & Lab

Compare two propagation paths and entered electronic latency, then find the delay needed to align arrivals.

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Rectangular Room Mode Calculator

Music & Audio · Home & Everyday · Science & Lab

List ideal axial, tangential and oblique resonance frequencies for a rectangular room.

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Chemistry

Faraday Deposition Mass and Thickness Calculator

Science & Lab · Work & Productivity

Calculate ideal electrodeposited mass, uniform thickness or elapsed time from entered charge efficiency and material properties.

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Computing

Free Space Radio Link Budget Calculator

IT & Communication · Science & Lab

Calculate ideal free-space received power, entered sensitivity margin and midpoint first-Fresnel radius.

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Cooking

Coffee Extraction Yield and Dilution Calculator

Cooking & Kitchen · Science & Lab

Use measured beverage TDS and mass to calculate extraction yield and an optional water-only dilution.

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Electronics

Loaded Voltage Divider Calculator

Science & Lab · Construction & DIY

Compare unloaded and resistively loaded divider voltage, branch currents and dissipation.

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Ideal Op Amp Gain and Output Bound Calculator

Science & Lab · Construction & DIY

Compare inverting/non-inverting resistor gain around a reference and apply your entered output-voltage bounds.

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LED Series Resistor and Current Bounds Calculator

Science & Lab · Construction & DIY

Calculate an ideal one-string resistor or current and compare entered supply, forward-drop and resistor-tolerance corners.

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ADC Code Bin and Quantization Calculator

IT & Communication · Science & Lab

Map voltage to an ideal equal-bin ADC code or inspect the voltage bin represented by an entered code.

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Engineering

Multi Start Screw Lead and Travel Calculator

Construction & DIY · Work & Productivity · Science & Lab

Relate axial thread pitch, starts and mean diameter to lead, helix angle, travel speed and entered-efficiency torque.

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Unshifted Spur Gear Reference Geometry

Construction & DIY · Design & Drawing · Science & Lab

Calculate reference circles, pitch and center distance from entered module, tooth counts and tooth-height coefficients.

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Milling Speed Feed and Removal Rate Calculator

Construction & DIY · Work & Productivity · Science & Lab

Relate entered cutting speed, cutter diameter, tooth count and chip load to spindle/feed speed and removal rate.

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Gardening

Compost Mixture Carbon Nitrogen and Moisture Calculator

Gardening · Science & Lab

Balance entered ingredient masses, wet-basis moisture and dry-basis elemental composition without relying on a material catalogue.

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Hydraulics

Darcy Pipe Head and Pressure Loss Calculator

Construction & DIY · Energy & Environment · Science & Lab

Estimate straight circular-pipe and entered minor losses with an explicit Darcy friction factor convention.

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Manning Open Channel Flow Calculator

Construction & DIY · Gardening · Science & Lab

Estimate uniform flow in a rectangular, triangular or symmetric trapezoidal channel using entered SI Manning roughness.

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Hydrology

Rational Method Peak Runoff Calculator

Gardening · Construction & DIY · Science & Lab

Estimate a full-catchment peak runoff rate from entered area, coefficient and uniform rainfall intensity.

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Materials

Moisture Drying Mass Balance Calculator

Gardening · Cooking & Kitchen · Science & Lab

Convert wet/dry-basis moisture and calculate target mass and water removal while conserving dry solids.

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Mechanics

Equal Height Cable Catenary Calculator

Construction & DIY · Science & Lab

Solve an ideal self-weight hanging cable from horizontal span and arc length, then report sag and load components.

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Optics

Airy Disk and Sensor Sampling Calculator

Design & Drawing · Science & Lab

Compare ideal circular-aperture diffraction diameter, pixel pitch and incoherent optical cutoff.

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Photography

Macro Extension and Bellows Exposure Calculator

Design & Drawing · Science & Lab

Estimate magnification, working aperture and exposure factor for a symmetric thin lens extended from infinity focus.

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Physics

Ideal String Tension and Frequency Calculator

Music & Audio · Science & Lab

Relate ideal vibrating-string tension, length, linear mass density and harmonic frequency.

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Sports

Steady Bicycle Power Calculator

Sports & Fitness · Energy & Environment · Science & Lab

Break down gravity, rolling and longitudinal aerodynamic forces at an entered ground speed and signed wind.

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Thermal Engineering

Heat Exchanger Log Mean Temperature Calculator

Energy & Environment · Science & Lab

Calculate log mean temperature difference and ideal duty or exchange area for entered parallel/counterflow end temperatures.

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Thermal Physics

Surface Radiation Heat Exchange Calculator

Energy & Environment · Science & Lab

Estimate signed net radiation between an entered gray surface and a large uniform surrounding enclosure.

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