THE CALCULATOR LIBRARY

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the question.

527 calculations across 51 topics, grouped by what you are designing. Every page includes an editable .napkin worked example: inputs with units, equations, checks, and an alternative scenario. Each source states its particular scope; the broader topic may need a fuller study with your agent.

528 LIVE BROWSER EXAMPLES · 51 TOPICS · EDITABLE MODEL & SOURCE

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Cantilever beam deflection ↗ · Planetary gear ratio ↗

The cantilever and authored calculator models include editable .napkin source, linked views where supported and scenario comparisons. The cantilever also shows deformation overlays. The planetary example explores an ideal gear set.

FOUNDATIONS

Units and dimensional reasoning

Geometry and mass properties

Tolerances, fits and metrology

Reliability and engineering statistics

Design tradeoffs and optimization

MECHANICAL

Forces and equilibrium

Motion, loads and energy

Shafts, couplings and rotating assemblies

Bearings and linear guides

Springs and elastic energy

Fasteners and joints

Beams, plates and structural screening

Material response and selection

Seals, O-rings and lubrication

MECHANISMS

Gears and gear trains

Belts, pulleys and chains

Linkages and mechanisms

Cams and intermittent motion

Lead screws and linear stages

ELECTROMECHANICAL

Motors and actuators

Magnetics and inductive devices

APPLICATIONS

Robotics and manipulators

Vehicles and ground transport

Aerodynamics and flight screening

Marine and underwater devices

FLUIDS

Fluids, pipes and flow

Pumps, fans and ventilation

Pneumatics, hydraulics and vacuum

THERMAL

Heat transfer and temperature

Buildings, HVAC and comfort

ELECTRICAL

Batteries and energy storage

Solar and renewable energy

DC and basic AC circuits

Analog circuits and filters

Power conversion and switching

PCB interconnect and packaging

RF, wireless and antennas

Wires, cables and harnesses

CONTROLS

Control systems and dynamic response

Embedded timing and digital systems

Sensors and instrumentation

Signals, sampling and data

OPTICS AND ACOUSTICS

Optics, imaging and illumination

Acoustics and vibration

MANUFACTURING

Additive manufacturing

Machining and CNC

Molding, casting and tooling

Sheet metal, forming and wire

Assembly, capacity and manufacturing economics

PROCESS AND CIVIL

Process and chemical engineering estimates

Civil, geotechnical and water screening