: Community discussions mention that certain versions might display "500MSa/s" (total used) vs "250MSa/s" per channel, which varies by firmware and hardware capability. Third-Party Tools : If you want to view saved waveforms on a PC, developer provides a tool on GitHub (OwonOszi) to zoom and pan CSV files exported from the HDS242. Warning for Upgrading Be extremely careful to match your serial number
The OWON logo appeared. Then the waveform grid. Then, a message he had never seen before: owon hds242 firmware
If an update is available and compatible with your serial number, follow these steps to install it: Title: The Last Calibration
Updating the HDS242 firmware is straightforward but must be done carefully to avoid interrupting power. OWON Official Website (owon
: This GitHub Gist by user fuho serves as a consolidated documentation hub, listing original vs. latest firmware versions, serial number ranges, and hardware differences (e.g., changes in flash chips from Gigadevice to Macronix).