FNIRSI DSO-TC2 is a handheld 2-in-1 device that combines a digital oscilloscope with a transistor tester. While it has been largely superseded by the

Step 2: Install Drivers

If this is your first time connecting the DSOTC2 to your PC, you must install the USB drivers.

The DSOTC2 (Digital Storage Oscilloscope Transceiver, Version 2) requires a firmware update process, which involves placing the device in bootloader mode to replace system files with updated .bin or .upd files. Key updates enhance sampling stability, battery management, and UI languages, and typically, the device automatically verifies and installs the update upon rebooting after a file transfer. For the latest firmware and support, visit the manufacturer’s official support portal.

Firmware updates for this series (extending into the newer TC3 and TC4 models) typically focus on the following: Correction of Measurement Logic