The TDSHT3 high-performance oscilloscope software package provides automated in-house compliance testing for High-Definition Multimedia Interface (HDMI) products in accordance with the HDMI Compliance Test Specifications. It permits a wide range of tests for sources, sinks, and cables with closed-loop measurements that eliminate nonlinearities in the test setup. Testing time is reduced by automating complex sink and cable tests with remote control of signal sources. A Mask-Fit feature allows for quick measurements and pass/fail tests. It also includes statistical analysis and mask margins. The TDSHT3 costs $4000.