FREE Online Measurements Converters and Calculators
  Online Calculators - Online Converters - Unit Measurement Translators
Metric <-> Imperial <-> Metric


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Scripts available at JavaScript Source Internet.com

A collection of measurement converters and calculators for all occasions. Most are interactive, some just for information. All the interactive pages are implemented in JavaScript so make sure your browser is JavaScript enabled.
We hope you find the site useful.

CONVERTERS AND CALCULATORS
5 Scale Temperature Converter
Convert temperatures between 5 different scales,Celcius, Farenheit, Kelvin, Rankine, Reaumur
A to B Distance Calculator
Enter a coordinate pair for each the starting and ending points according to the Cartesian coodinate system
Adjusted Cost Base Calculator
Computes the average cost base (or cost per share) for a series of stock or mutual fund purchases
Amortization Calculator
Use this script to help figure out your mortgage payments
APR Loan Rate Calculator
This calculator provides a method of comparing compound and flat rates of interest
Area Calculator
Calculate the square units of a square, rectangle, parallelogram, or a triangle
Area Converter
Convert between U.S./Imperial and SI (Metric) units
Area Volume Generator
Find the area or circumference of a circle, the area of a rectangle, or the volume of a cylinder
ASCII Engine
Converts any keyboard character into Ascii Decimal, Ascii Hex, and even binary
Asteroid Impact Crater Calculator
Calculates the effects of the impact of an object hitting the earth
Astrological Calculator
Calculate both your Western and Chinese birth Signs
Atmosphere Calculator
JavaScript can help you do atmospheric computations
Ballistic Trajectory (2-D) Calculator
Computes the maximum height, range, time to impact, and impact velocity of a ballistic projectile
Basic Multi Converter
Converts Area, Length, mass & weight, liquid volume and temperature between imperial and metric units
Beats per Minute (BPM) Calculator
A manual Beats per Minute (BPM) counter for DJs
Bi-Directional Resistance Calculator
Calculates resistance from colors and colors from resistance
Binary Converter
Convert decimal numbers to computer binary
Bitwise Operators
This script can be used to calculate some bitwise operators
Blood Alcohol Content Calculator
Calculates an individual's blood alcohol content based on the quantity of beverages consumed
Body Mass Calculator
Calculate your Body Mass Index (BMI), Body Surface Area, Ideal Body Weight, and Lean Body Weight
Byte Converter
Convert bytes, kilobytes, megabytes, and gigabytes
Capacity & Volume Calculator
Convert between U.S./Imperial and SI (Metric) units
Celestial to Horizon Co-ordinates Calculator
Converts celestial coordinates of right ascension and declination into horizon coordinates of altitude and azimuth
Chemical Calculator
Using basic theory and this calculator, you can quickly find the answers to your chemistry stoichiometry equations
Child Percentiles Calculator
With this calculator, you can assess and track your child's growth at home
Children's Body Mass Index Percentile Calculator
Child's body mass index (BMI) calculator which calculates not only your child's body mass index, but also his/her body mass index percentile
CHMOD Calculator
Configure the correct permission settings for your CGI & PL files after you upload them to your server
Circle Solver
Can't remember the formulas for the other two parts of a circle (area, diameter, or circumference) when you only know one? To the rescue is Circle Solver!
Circular Measurements Calculator
Find circumference, radian, degree or grad from just one input
Clothing Size Converter
Convertion charts for clothing sizes. US, UK, European and Japanese
Complex Arithmetic Calculator
Calculator performs a multitude of complex arithmetic operations
Complex Unit Converter
Convert multiple properties: Acceleration, Area, Torque, Electricity, Energy, Force, Force/Length, Length, Light, Mass, Mass Flow, Density & Mass capacity, Power, Pressure & Stress, Temperature, Time, Velocity & Speed, Viscosity, Volume & Capacity, Volume Flow from A to B and vice versa
Compound Interest Calculator
An annual compounding calculator. Enter the principal amount, the chosen interest rate and the number of years and see what you get
Compounding Interest Calculator
This compounding interest calculator can show you how much you can save for retirement or other purpose
Convert video between any formats with Movavi VideoSuite
Extract frames and sountracks. Rip, backup and copy your DVDs. Enhance your video automatically. Add stunning artistic effects. Split and splice your movie. Burn data, audio and video CDs and DVDs.
Cosine Calculator
Enter the adjacent and hypotenuse angle values and JavaScript will solve the cosine angle for you
Credit Card Payoff Calculator
Calculate the monthly payment or number of months to pay off a credit card debt using the remaining balance and interest rate
Cross Stitch Calculator
Calculate size of cross Stich pattern when that pattern is actually stitched up
Cubic Root Calculator
Computes complex and real roots for any cubic polynomial
Daily Calorie Calculator
Calorie Calculator will help you if you are trying to lose weight and control obesity
Date Difference Calculator
Enter two dates (including the time!) and this script will display the number of weeks, days, hours, minutes, and seconds between the two
Day of the Week Calculator
Calculate what day of the week a given date was. It works for leap years and also tells you whether the date is in the past future or today
Debt Investment Calculator
Calculate how much you could be earning if you increased your payment on any one of your debts
Depth of Field Calculator
This script makes it a breeze to determine the field depth and amount that will be in focus in a photograph
Degrees to Radians Converter
Convert Degrees to Radians and vice versa
Distance Speed Time Calculator
Calculate the time, distance, or speed given any two of the pieces of information
Download Timer
This calculator will help you estimate how long it will take to download a file at any of a number of modem speeds
Earthquake Power Calculator
Calculates an estimate of the amount of energy released during an earthquake
Easter Day Calculator
This calculator computes the date of Easter for any year after 1582 AD
Elastic Collision (1-D) Calculator
Computes the final velocities for an elastic collision of two masses in one dimension
Elipse Cicumference Calculator
This calculator will give you the approximate circumference of any size elipse given the long and short axis measurements
Excercise Calorie Calculator
Calculates calories burned during a period of time in any activity or excercise
Exponential Expression Calculator
Calculator will find the product of an exponential expression (as in x raised to the power of y, where y is lessthan 600)
Fraction Calculator
Add, subtract, divide and multiply fractions
Geometric Properties of a Triangle
Find out the areas of a triangle if the three sides are known and the areas of the largest and smallest inscribed circle.
Graphing Function Calculator
This script will give you the graphing formulas, including Formula, Slope, Y-intercept, Parallel and Perpendicular lines
Great Circle Distance Calculator
Computes the great circle distance between two points on the earth's surface
Greatest Common Factor
Least Common Multiplier Calculator

This calculator can quickly determine the Greatest Common Factor and Least Common Multiplier between two or three numbers
Heat Index Calculator
Computes the heat index based on temperature and relative humidity using a formula developed by the National Weather Service
Hertz Converter
This calculator converts between frequency and beats per minute
High-Tech Calculator
This calculator can do (almost) everything! Add, subtract, multiply, divide, reciprocal, cos, sin, tan, square root, special square and cube buttons.
Ideal Body Weight Calculator
This calculator gives you the mean and the range of your ideal body weight depending on your sex, height, and body frame
Japanese Names Converter
Displays how your name should be pronounced in Japanese
Infant Percentiles Calculator
With this calculator, you can assess and track your infant's growth at home
Julian Date Calendar
Input any month and any year (after 1600) and the complete month will be displayed
Kinetic Energy Calculator
Solve any of three variables in a Kinetic Energy equation using this calculator
Kitchen Measures Converter
Handy chart of different kitchen measurements and their equivalents: cups, teaspoons, fluid ounces, mls, etc.
Latitude Longtitude Converter
Convert latitude and longitude from degree decimal to degree, minutes, and seconds and vice versa
Leap Year Calculator
Get your leap year facts straight with this leap year calculator.
Length Converter
Convert length measurements between U.S./Imperial and SI (Metric) units
Lunar Phase Calculator
Calculates the phase and position of the moon for a given date
Meteor Shower Radiant Calculator
Calculator that computes the location of the radiant of a meteor shower using two meteor trails
Moonrise, Moonset Solver
Calculator determines the time of moonrise and moonset for your location
Morse Code Translator
Converts an English word or phrase into it's Morse Code combination of dots and dashes
Mortgage Calculator
Use this calculator to help figure out your mortgage payments
Number Writer
This script takes a number and converts it to its English equivalent
Ohms Law Calculator
Calculate Watts, Amps, Volts or Ohms by entering just two values
Orders of Magnitude
Chart of the Mathematical Notation for Orders of Magnitude plus digital data
Percentage Gain Calculator
Calculate the percentage of increase/decrease between two units
Periodic Table of The Elements
Click on any Element in the table for more information about that element
Perpetual Gregorian Calendar
Calculates the days of the month for a given month and year
PI Machine
This will calculate the surface area and volume of cones, spheres or cylinders of any dimensions as well as circle circumference and surface areas
Pregnancy Due Date Calculator
Enter the mother's pregnancy information into this calculator and an estimated conception date, birth due date, and an estimated current fetal age will be provided
Polygon Calculator
Figure out the number of sides, measure of each exterior angle, and the measure of the interior angle of any polygon
Pressure Converter
Convert pressure measurements between metric, mercury, pounds etc.
Prime Number Calculator
Just enter a number and it will tell you if it's prime or not
Quadratic Equasion Solver
This script will factor and solve for both values of X, any quadratic equation that has real number solutions
Quartic Root Calculator
Computes complex and real roots for any quartic polynomial
Quintic Root Calculator
Computes complex and real roots for any quintic polynomial
Relativistic Star Ship Calculator
Computes the times to reach distant points with a space vehicle that can accelerate continuously
Radioactive Decay Calculator
Calculates the rate of radioactive decay for given isotopes between two dates
Roman Numeral Converter
Convert Arabic numerals to roman numerals with the click of a button. Numbers work up to the tens of billions
Room Size Calculator
Find the approximate room size you'll need depending on your room setup and arrangement
Savings Calculator
Calculate total savings over a given period of time
Shoe Size Converter
Converts shoe sizes between US, UK and European male and female measurements
Sine Calculator
Enter the opposite and hypotenuse angle values and JavaScript will solve the sine angle for you
Speed Converter
Converts between Metric, US/UK, Nautical and astronomical speeds
Speed of Sound Calculator
Calculate the speed of sound by entering the air temperature
Sphere Solver
Calculator finds the center and radius of a sphere given four points in Cartesian coordinates
Stock Calculator
Calculate profit or loss when buying or selling stocks or shares
Sunrise, Sunset Solver
Calculator determines the time of sunrise and sunset for your location
Tangent Calculator
Enter the opposite and adjacent angle values and JavaScript will solve the tangent angle for you
Temperature Converter
Converts temperature measurements between, Farenheit, Celcius, Rankine and Kelvin
Time Converter
Converts seconds, minutes, hours, days, weeks, lunar month, year and century
USA Airport Distance Calculator
This calculator will tell you the degrees, Nautical Miles, Statute Miles, and Kilometers between your originating and destination airports
USA Driving Distances - how far?
Find the distances between US cities in miles and kilometers
US Timezones
Universal Time conversion table for US Time Zones
Volume/Capacity Converter
Convert capacities and volumes between U.S./Imperial and SI (Metric) units
Waist To Hip Ratio Calculator
This calculator can help you determine your overall health risk by measuring your waist and hip circumferences.
Warp Factor Calculator
Calculator that computes speed as a function of "warp factor" in multiples of the speed of light
Wavelength Calculator
Assists ham radio operators in converting a frequency to its wavelength in feet or inches
Web Colour Names
'Web Safe' colours with names and their RGB and hex values
Weight Converter
Convert weights measurements between U.S./Imperial and SI (Metric) units, troy and Avoirdupois
Wind Chill Factor Calculator
Calculate the wind chill factor when given the air temperature and wind speed
Wind Speed Converter
Convert wind speeds between Miles per hour, kilometers per hour, knots, metres per second, feet per second
World Cities - Distance Between
Find out the Air Distances between selected World cities
World Timezones Calculator
By using your computer's clock, you can calculate the time in other time zones all over the world