Touchstone (Android mobile)

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In order for an Android device to use Touchstone Mobile to communicate with an RF Explorer device we have identified 4 requirements:

[1] The Android device must be running version 4.1 (Jelly Bean) of the OS, or higher.
[2] The output power on the Android device’s USB port should be 5V.
[3] USB Host Mode must be enabled on your Android device.
[4] A USB OTG (On-The-Go) cable is used to connect the Android device to the mini-USB port on RF Explorer.

For more information: USB Host Mode (Android) and the OTG USB Extension.

Installing and Launching the Application

Touchstone Mobile is available from Google’s Play Store. The app is installed on your Android device from Google’s Play Store. For evaluation purposes the app is free to download and install and can be run in “Demo” mode without an RF Explorer device. A software license key costs $49 USD and enables the app to use an RF Explorer device to collect spectrum trace data in real-time.