A smartphone strobe tachometer / timing light. Suppose you have a rotating or oscillating piece of equipment (eg. Here is a good video about how to use this tool: http://www.youtube.com/watch?v=MqLwgisyjjw

Strobe light ~ tachometer to measure RPM and vibrations alternatives

Blynk - IoT for Arduino, RPi, Particle, ESP8266

Control Arduino, Raspberry Pi, ESP8266, ESP32, Particle Photon and Electron, and many other microcomputers with an iPhone? Building a smart home or robot? Happy Blynking

  • size 31.8 MB

VibSensor - accelerometer recorder, vibration analysis, and data export

VibSensor is a vibration meter geared to science and engineering applications where quantitative accelerometer and vibration data are needed. It turns your mobile device into a vibrometer or seismometer, with easy collection, data storage, and email of data. Capture vibrational resonances and magnitudes, or even use it like a seismograph to capture an earthquake

  • rating 4.33333
  • size 45.9 MB

Audio Signal Generator including Sweeps & Noise

This is the highly recommended and praised Function Generator App - an amazingly great and powerful tone generator. Enriched with a vast amount of features yet it is extremely intuitive and designed for simplicity. The Function Generator is AMAZINGLY INTUITIVE and SIMPLE AND THESE ARE THE ADVANCED SETTINGS/FEATURES (upgrade to PRO required):=> Extending The Frequency Range=> Extending The Sweep Times=> Changing Min/Max Slider Frequency Ranges => Changing Max Sweep Time Slider Range=> Changing Signal Amplitude=> Enabling Of The Sweep Repeat / Wobble Function=> Frequency Slider Setting to Linear or Logarithmic=> Left/Right Channel Individual Selection=> Permanently Saving Custom Presets=> Saving Of Endless Number Of Audio Configurations=> Phase Out Setting (Phase shift of 180 of the generated signal)=> BPM (Beats per Minute) Feature=> Dual Function Generator=> Background Theme Selection (Light/Dark)

  • size 18.9 MB

Turntabulator

If youre a vinyl junkie, you want your music to sound exactly as the artist intended - and that means 33 RPM, not 35. Previously, checking your turntable for accuracy was difficult and inexact. Thats it Start using Turntabulator, and make sure your vinyl sounds as perfect as possible.

  • rating 4.3
  • size 10.8 MB

Signal Generator: Audio Test Tone Utility

Signal Generator is an app that produces audio test tones. The basic app produces sine waves, and it can be extended and customized (via in-app purchases) to produce white noise, pink noise, frequency sweeps, and (on iPhone 4 and better) square waves, sawtooth waves, and triangle waves. This app can be used to: Test Speakers and Headphones Balance your Home Theater System Tune Your Car Audio System Mask Environmental Noise Burn In Headphones Tune Musical Instruments

  • size 7.9 MB