Siemens 200 instruction manual P834 TVT Start Duration, P833 TVT Start Min P835 TVT Slope Min

P834 TVT Start Duration

Use this feature in conjunction with TVT Start Min (P833) to ignore false echoes (or pick up true echoes) near the start of the Echo Profile.

Primary Index	Single Point Model	Dual Point Model
	Global	Transducer
Values	Range: 0 to 9999
	Preset: 30
Related	• P833 TVT Start Min
	• P835 TVT Slope Min

Enter the time (in ms) for the TVT Curve to decrease from the TVT Start Min (P833) point to the TVT Curve baseline.

P835 TVT Slope Min

Enter the minimum slope (in dB/s) for the middle of the TVT Curve.

Primary Index	Single Point Model	Dual Point Model
	Global	Transducer
Values	Range: 0 to 9999
	Preset: 200
Related	• P830 TVT Type
	• P834 TVT Start Duration

Use this feature to adjust the slope declination, and use it in conjunction with TVT Start Duration (when a long flat TVT Type is selected) to ensure the TVT Curve remains above the false echoes in the middle of the Echo Profile. Alternatively, if TVT Type is set for TVT Slopes (P830 = 6), preset is 2000.

7ML19981FB06 MultiRanger 100/200 – INSTRUCTION MANUAL Page 209

Parameters