HP 8753E manual Lb Activate a Fixed Marker, ‘Ib change the reference marker to marker 2, press

and move marker 2 to any position that you want to measure in reference

Figure 2-12. Marker 1 as the Reference Marker Example

4. ‘Ib change the reference marker to marker 2, press:

lb Activate a Fixed Marker

When a reference marker is tied, it does not rely on a current trace to maintain its fixed position. The analyzer allows you to activate a tied marker with one of the following key sequences:

Making Measurements 2-21