Bioreactor Scale-Up: P/V, Tip Speed and Mixing Time
Wired White v1 Calculate bioreactor scale-up at constant P/V, tip speed, mixing time or estimated kLa. Compare speed, power and trade-offs with animated tank views.
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 
Takeoff Planner: Density Altitude & Crosswind Calculator
Wired White v1 Calculate density altitude, runway wind components with gusts, and factored takeoff and landing margins. Explore generic performance effects with an animated 50 ft runway schematic.
Bioreactor Oxygen Transfer: kLa, OTR and Max Cell Density
Wired White v1 Calculate oxygen solubility, kLa, OTR, oxygen demand and dry biomass limits. Compare oxygen capacity with jacket cooling duty and explore an animated dissolved-oxygen transient.
Aircraft Weight and Balance Calculator with CG Envelope
Wired White v1 Calculate takeoff, zero-fuel and landing weight and CG from your own POH data. Plot the CG envelope and follow the continuous fuel-burn track.
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.
E6B Calculator: Wind Triangle and Flight Fuel Planner
Wired White v1 Convert CAS to TAS, solve wind correction and groundspeed for up to three legs, and budget alternate fuel and reserves. Includes an animated wind triangle. Aviation training only.
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.
Duct Size Calculator and HVAC Fan Curve
Wired White v1 Size a five-segment duct tree by equal friction, calculate fitting and balancing losses, and match the system to a blower curve. Supports round and rectangular ducts.
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.
Appliance Energy & Electricity Bill Calculator: kWh, Inverter AC
Wired White v1 Estimate appliance kWh, electricity units and bills from your own flat or slab rates. Compare fridge and inverter AC replacements using labels, duty cycles or seasonal ratings.
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.
Brick Calculator: Wall Bricks, Blocks, Cement and Sand
Wired White v1 Estimate bricks or AAC blocks, cement bags and sand after deducting openings. Compare mortar, wall weight and your material costs with regional sizes and custom dimensions.
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.
Retaining Wall Calculator: Overturning, Sliding and Bearing
Wired White v1 Check gravity and cantilever retaining walls for sliding, overturning and base bearing. Compare Rankine or Coulomb pressure, surcharge, groundwater and uplift.
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.
Bicycle Chain Length Calculator and Gear Range
Wired White v1 Estimate bicycle chain links, check derailleur capacity, and compare gear inches, development and speed. Includes single-speed adjustment and a wrapped-chain schematic.
House Electrical Load Schedule: Demand, Breakers & Cables
Wired White v1 Build a house load schedule, balance single-phase circuits, and estimate demand, main breaker and supply kVA. Compare editable IEC-style factors with the NEC 220.82 optional-method structure.
Bar Bending Schedule Calculator & Steel Bar Weight
Wired White v1 Calculate steel bar weight and schedules for slabs, beams and columns. Get steel lengths per run, run/link counts, shape sketches and mass by diameter with editable detailing allowances.
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.
Engine Compression Ratio Calculator, Displacement and Boost
Wired White v1 Calculate displacement, static and dynamic compression ratios, and a boost comparison index. Explore gasket and head-milling changes with an animated cylinder section.
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.
Turkey Cooking Time Calculator & Brisket Stall Simulator
Wired White v1 Estimate turkey roasting or brisket smoking time with conduction, evaporation, foil wrapping and carryover. Animate the temperature through a measured meat section.
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.
Roof Pitch, Rafter and Birdsmouth Layout Calculator
Wired White v1 Convert roof pitch and angles, calculate common and hip or valley rafter lengths, and lay out ridge, tail and birdsmouth cuts with a drawn cut sheet and animated assembly.
