TDS3000 & TDS3000B Series Firmware RELEASE NOTES 26-APR-2007 Version 3.41 is now available for download for all TDS3000 and TDS3000B oscilloscopes. In this version, we have added a variety of bug fixes for the battery/AC power switching speed, FFT horizontal scale setting, and VXI-11 operation. In addition, enhancements to add video line triggering without the TDS3VID app key are included free. We recommend that any customer who has had problems around the bugs listed above or who would like video line triggering included with their instrument who have firmware version V3.39 or lower install V3.41.