Agarose Gel Simulator: Percent, Run Time, Band Positions
Wired White v1 Choose agarose percentage, estimate DNA band positions and run time, and mix a gel recipe. Animate the run or calibrate the approximate mobility model to your ladder.
Engineering calcs
Calculators by WiredWhite engineers: inputs, formulas you can read, results, charts and drawings, checked against reference cases. They run in your browser.
Wired White v1 
Bacterial Growth: When Does My Culture Reach OD600 0.6?
Wired White v1 Estimate time to an induction OD600 from starting OD, doubling time and lag. Compare Gompertz and exponential growth, size the starter, and check measurement dilution.
Primer Tm and PCR Annealing Temperature Calculator
Wired White v1 Calculate DNA primer melting temperatures with nearest-neighbor thermodynamics and Mg²⁺/dNTP corrections. Compare a primer pair, view melting curves, and plan a gradient PCR.
qPCR Efficiency Calculator: ΔΔCt and Pfaffl
Wired White v1 Analyze Ct replicates with ΔΔCt and Pfaffl, geometric reference-gene normalization and propagated error. Fit standard-curve efficiency and calculate DNA copy numbers.
Cell Culture Planner: Count, Doubling Time, Confluence Day
Wired White v1 Turn hemocytometer counts into viable cells/mL, fit population doubling time, and plan how many cells to seed for a chosen confluence day.
Centrifuge RPM to RCF Calculator, k-Factor and Pelleting Time
Wired White v1 Convert RPM and RCF at three sample radii, calculate rotor k-factor and estimate pelleting time. Transfer a protocol between rotors using their operating k-factors.
Titration Curve Calculator: pH, Volume & Indicator Choice
Wired White v1 Simulate strong, weak and diprotic acid–base titrations drop by drop. Find equivalence points, compare indicators and infer concentration from an endpoint.
RC, LC & Sallen-Key Filter Designer with Bode Plot
Wired White v1 Design low-pass and high-pass RC, RL, LC and Sallen-Key filters. Select E-series components and compare Bode plots, step response and cutoff tolerance bounds.
Stepper Motor Torque-Speed Calculator: Driver Voltage & Resonance
Wired White v1 Compare stepper torque-speed estimates at maximum-torque alignment and driver voltages. Includes load inertia, L/R current rise, microstep torque and resonance.
RC Plane Calculator: Wing Loading, Stall Speed, CG & Tail Volume
Wired White v1 Calculate RC wing area, loading, stall speed, MAC and CG. Compare tail volume and electric power targets, with a planform drawing and a separate flying-wing CG rule.
Flange Bolt Circle: PCD Hole Positions and Chord Spacing
Wired White v1 Calculate bolt circle hole coordinates and adjacent chord spacing from PCD, hole count and start orientation. Includes a numbered flange drawing, centre offsets and clockwise or counterclockwise numbering.
Sheet Metal Bend Allowance & Flat Pattern Calculator
Wired White v1 Calculate bend allowance, bend deduction and flat length for up to four bends. Compare formed and flat views, edit K-factor, and estimate air-bending force and minimum flange.
Fillet Weld Strength Calculator
Wired White v1 Check fillet weld throat stress, required leg size and weld group torsion under static loads. Includes elastic bending, AISC LRFD/ASD strength and size limits.
Lathe and Mill Speeds and Feeds Calculator: RPM and Power
Wired White v1 Calculate lathe or mill RPM, feed, metal removal, cutting power and torque. Compare machine limits using HSS/carbide starting speeds and chip-thickness-corrected cutting force.
Hydraulic Power Unit: Pump Flow, Motor kW, Cylinder Force and Speed
Wired White v1 Size a hydraulic power pack from pump displacement, pressure and cylinder geometry. Calculate push/pull force, speed, motor demand, reservoir volume, cooling duty and rod buckling.
Ball Bearing Number Decoder, L10 Life and Load Calculator
Wired White v1 Decode bearing numbers, bore sizes and suffixes. Calculate equivalent load, L10 life and the dynamic rating needed for a target life using your maker’s C rating.
Wind Load Calculator for Signs, Fences and Solar Mounts
Wired White v1 Estimate wind pressure, face force and post-base overturning moment for signs, solid or porous fences and tilted solar mounts, with an editable embedded-post soil check.
Plot Area Calculator from Sides and Diagonals
Wired White v1 Calculate irregular land area from side lengths and internal diagonals using Heron's formula. See a to-scale plot, check an extra diagonal, and convert to metric, US and local units.
Cut and Fill Calculator: End Area vs Prismoidal
Wired White v1 Compare average end area and prismoidal earthwork volumes, include shrink and swell, and inspect a mass-haul diagram. A second mode estimates a building pad from a nine-point grid.
Road Curve Setting Out: Tangent Length, Chainages and Offsets
Wired White v1 Calculate circular curve elements, PC/PT chainages and peg tables by exact Rankine deflections, tangent offsets and long-chord offsets. Choose 20 m, 30 m or 100 ft stationing.
Power Factor Correction Calculator: kVAR, Savings & Resonance
Wired White v1 Size a three-phase capacitor bank, compare star and delta capacitance, estimate tariff savings and screen resonance. Includes detuned reactors, power triangles and a motor no-load limit.
Solar Inverter Oversizing: DC/AC Ratio and Clipping Loss
Wired White v1 Compare solar DC/AC ratios, annual yield and added-panel payback. Separate MPPT current loss, inverter clipping and grid export curtailment, with an east–west option.
Metal Detector Coil Calculator and PI Pulse Timing
Wired White v1 Size a pulse-induction coil, estimate resonance and damping, compare recovery with target decay, and explore calibrated air range versus coil diameter.
Welding Inverter Design Calculator
Wired White v1 Size a two-switch forward welding inverter: transformer turns and copper, output choke, switch currents and losses, mains demand, and the arc load characteristic.