K-map Calculator Online: Simplify Boolean Expressions K-map Calculator Online Easily simplify Boolean expressions using our interactive Karnaugh map (K-map) calculator for 2, 3, or 4 variables. Karnaugh Map Simplifier Number of Variables: 234 Minterms (comma-separated): Enter the decimal values of minterms where the output is 1. Don’t Cares (comma-separated, optional): Enter decimal values of don’t … Read more
Kirchhoff’s Law Calculator – KCL & KVL Analysis Kirchhoff’s Law Calculator (KCL & KVL) Kirchhoff’s Laws Calculator This calculator helps you apply Kirchhoff’s Current Law (KCL) at a node and Kirchhoff’s Voltage Law (KVL) in a simple series circuit. Enter the known values to find the unknowns. Kirchhoff’s Current Law (KCL) Calculator – Single Node … Read more
Accurate Judging Calculator – Calculate Weighted Scores Judging Calculator Easily calculate weighted scores for evaluations and competitions using our Judging Calculator. Calculate Weighted Score Enter the scores (0-10) and weights (%) for each criterion. Weights should ideally sum to 100. Criterion 1 Name: Criterion 1 Score (0-10): Enter score between 0 and 10. Criterion 1 … Read more
Key Value Calculator – Calculate Key Metrics Key Value Calculator Key Value Calculator Calculate a projected key value based on a base value, key factors, and a time period. This Key Value Calculator helps estimate outcomes. Base Value: The initial value or starting point. Key Factor A (Growth/Decay Multiplier per 30 days): E.g., 1.05 for … Read more
Kernel Calculator – Calculate SVM Kernel Values Kernel Calculator Kernel Value Calculator Calculate the kernel value between two vectors using Linear, Polynomial, or RBF kernels. This is useful for understanding Support Vector Machines and other kernelized methods. Vector 1 (x): Enter comma-separated values (e.g., 1,2,1). Vector 2 (y): Enter comma-separated values (e.g., 2,1,0). Kernel Type: … Read more
Kelly Pipe Calculator – Calculate Weight & Volume Kelly Pipe Calculator Kelly Pipe Weight & Volume Calculator Kelly Type: HexagonalSquare Select the shape of the Kelly pipe. Length (ft): Enter the total length of the Kelly pipe in feet. Outer Dimension (inches): For Hexagonal: Distance across flats. For Square: Side length. In inches. Inner Dimension … Read more
Jail Time Calculator – Estimate Release Date Jail Time Calculator Calculate Estimated Release Date Enter the details of the sentence to estimate the potential release date after accounting for good time credits and time already served. Sentence Start Date: The date the sentence officially began. Sentence Length: The total length of the sentence imposed. Good … Read more
J-Pole Calculator – Accurate Antenna Dimensions J-Pole Antenna Calculator Use this J-Pole Calculator to determine the approximate dimensions for building a J-Pole antenna based on your desired frequency, conductor properties, and velocity factor. Frequency (MHz): Enter the desired center frequency in Megahertz (e.g., 146 for 2m band). Velocity Factor (VF): Enter the velocity factor of … Read more
Jail Sentence Calculator – Estimate Release Date Jail Sentence Calculator Estimate remaining jail time based on the sentence, time served, and potential credits. Base Sentence: (Years, Months, Days) Time Already Served: (Years, Months, Days) Good Time Credit Rate (% of Base Sentence): Enter the percentage of the base sentence that can be earned as good … Read more
J-Pole Antenna Calculator – Calculate Dimensions J-Pole Antenna Calculator Enter the desired frequency to calculate the dimensions for your J-Pole antenna. Frequency (MHz): Enter the target frequency in Megahertz (e.g., 146 for 2m band, 440 for 70cm band). Calculate Dimensions Reset Copy Results Approximate formulas used: Radiator (A) = 8316 / F_MHz (inches) Stub (B) … Read more