Design filters and get component values
Design RC, RL, and RLC filters with Butterworth and Chebyshev characteristics. Specify type, order, and cutoff frequency to calculate component values. Generate Bode plots for magnitude and phase response. Export results and save designs.
Showing 181–200 of 1,000 ranked alternatives.
parth dabhi
With interactive tests
With 60+ tests and 3000+ questions. Take 100+ general tests across various topics. View total scores and progress analytics. Access simple explanations for each question. Track performance over time.
Skillionaire Games LLC
Complete missions and defend networks
Learn about cybersecurity through interactive missions and minigames. Complete challenges to unlock environments and collect codex terms. Customize characters and track progress against time limits.
Innovative Training Group, LLC
Learn exam content and pass tests
Access training modules tailored for first responder exams. Complete quizzes and receive instant feedback. Track progress and review materials anytime. Earn certificates upon completion. Sync learning history across devices.
Jeff Coffin LLC
Create scales and improvise melodies
Play-along backing tracks enable users to practice with real music. Call-and-response exercises help develop improvisation skills. A progress tracker monitors user advancement.
Collaborative Learning, LLC.
Study bite-sized content and track progress
Study for the ARE exam with bite-sized, targeted content. Review architectural concepts, practice multiple-choice questions, and track progress. Access materials on-the-go and receive reminders to stay consistent.
Michael Harsh
Measure magnetic field strength environment.
The app measures magnetic field strength using the device's magnetometer. It shows both static and alternating fields from sources like power lines and household electronics.
Mikhail Magurean
Trace numbers, match sequences, count shapes
Learn numbers and through interactive activities. Trace numbers up to 100, match numbers to sequences, and count geometric shapes. Provide feedback on answers and progress.
Brain-Grow LLC
Answer daily questions and track progress
Answer daily test prep questions in math, grammar, reading, and vocabulary. Access guided resources for test preparation. Subscribe for unlimited daily questions or unlock additional questions for a fee.
IT365 Solutions Inc
Problems and share scores
Solve 2nd problems with 100 levels and puzzles. Track progress and earn certificates. Share scores with friends. View step-by-step solutions for answers.
Sa-Rang Community Church
Attend services and connect with community
Access service times for Sunday services including start times and options for in-person or livestream attendance. View locations for main campus and KDC with addresses. Find contact information for phone support.
Mark Fitzgerald
Track skate progress and review rules
Learn to Skate USA's Skate Coach teaches fundamental skating skills through HD video examples. Users can view step-by-step instructions for forward skating, backward skating, stops, crossovers, and turns.
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