DLLHS vs SPL Meter

This app allows you to connect to the ABT8000 datalogging height and stagger device. You will be able to take measurements using the app and save them in a .xls file. Measurements include: height and stager of electrification wire, track gauge and cant, REFOS measurements, and others.

Turn your iPhone into a precise SPL meter, noise meter, and dB meter. Get instant readings, monitor in real time, and visualize sound with a pro-grade toolkit designed for everyday noise checks and audio work. Features Accurate Noise Level Detection Instantly measure decibels (dB) in any environment. Live Audio Monitoring Real-time noise level meter with smooth, stable updates. Professional Calibration Calibrate to match certified sound meters or reference tones. Light & Dark Modes Pick the interface that fits your space. Detailed Noise History See min / max / average and trends over time. Advanced Spectrogram View Visualize frequencies and intensity—great as a simple voice meter and audio analyzer. Noise Exposure Tracking Auto-track exposure to help you stay within safe hearing limits. Perfect for musicians, audio techs, educators, and anyone needing a reliable noise level meter to measure decibels quickly. Upgrade to Pro Unlock unlimited noise history, advanced spectrogram view, full noise exposure tracking, and pro calibration tools. Plans Available: Weekly Plan – Full features, billed weekly Monthly Plan – Best value for regular use Annual Plan – Save more with a yearly subscription Cancel anytime in your iOS settings. Note: For best accuracy, calibrate in-app and consider an external microphone. Results are for reference; not for legal or compliance use. Privacy policy : https://sites.google.com/view/dbmeterprvplcy/home Term of use : https://sites.google.com/view/dbmetertermofuse/home