Design circuits with component references
Electrohelper allows users to access references for electronic components and circuits. It includes tools for calculating various filters like Butterworth, Sallen-Key, Chebychev, and Bessel. Users can view component details and circuit diagrams.
Showing 81–100 of 1,000 ranked alternatives.
Applorium Ltd
Calculate GPA with grades and credits
Calculate GPA by adding grades and credits with two taps. Remove grades by swiping or tapping. Clear all grades by holding. Track academic performance with simple, intuitive controls.
Brian Enigma
Solve puzzles, track clues, decode codes
Access codebreaking tools like decoder rings and countdown timers. View reference material on word frequency, morse code, and semaphore. Includes links to hunts, ARGs, and transmedia storytelling resources. Supports iOS 7.
Andrei Brusentsov
Solve math problems step by step
Solve problems with remainder support and repeating decimals. Perform , addition, and subtraction. Check math homework with step-by-step calculations.
Krueger Systems, Inc.
Design and test electronics projects in 3D
Design and test electronics projects in a virtual workspace. Simulate circuits using over 150 components and 1,000 reference boards. Adjust 3D models and view physics-based interactions. Export project data and share designs.
栋侠 郑
Design circuits and simulate electronics
Design and simulate analog and digital circuits with SPICE technology. Analyze circuit behavior and test designs. Explore 97 example circuits including BJT amplifiers, MOS amplifiers, oscillators, filters, and complex projects like UART and RISC CPU.
铠宁 雷
Calculate molecular weight instantly
Calculate molecular weights with a dedicated organic chemistry calculator. Long-press elements for details. Input elements, numbers, and parentheses for real-time results. Access a full-sized periodic table with combined periods 1, 2, and 3.
Marc Rummel
Enter resistor code or value to get
Identify resistor values by entering code or value. Support for through-hole and SMD . Provide resistor color codes and numerical values. Available in English, French, German, and Spanish.
Calculated Industries, Inc.
Calculate tasks with precision
Provides calculations for DIY and tasks. Users can convert units and solve equations using decimal or fractional inputs. Save calculations, organize favorites, and email inputs and results for sharing.
Kanta Kikubo
Calculate electrical values and convert units
Perform electrical engineering calculations with and capacitor tools. Calculate filters, attenuators, rectifiers, and oscillators. Convert units like Lumen to Candela and Delta to Y. Analyze skin effect and PCB trace impedance.
Southwire Company
Calculate wire pull characteristics and generate NEC®
The includes multiple calculators for electrical wire pull calculations. Users can input parameters for voltage drop, ground wire sizing, ampacity adjustments, and phase wire attributes. Results are generated according to NEC® standards.
Summit Electric Supply, Co. Inc.
Identify receptacles and plugs
Identify unknown receptacle and plug configurations. Plug in a known device to find matching results. View detailed configurations and compatibility information. Helps electricians and professionals quickly determine correct standards.
Sindhu Gopi
Design circuits and simulate electric or digital
Design and simulate electronic circuits with components like resistors, capacitors, and transistors. View voltage, current, and signal data in real time. Use oscilloscopes and multimeters for measurement. Adjust and test circuits dynamically.
Centro Studi Informatica di Danilo Priore
Design circuits with transistor data
Learn about , including their function, structure, and applications. Search for transistor datasheets. Update and share transistor information with other users. Design circuits using transistor specifications.
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