WOW! This sure got my attention. I have a Tektronix 465B and two bi-directional Beverages. The thought of using it as a TDR is exciting. Can you provide any more details of what you've done (like sweep freq settings, etc.)? TIA.
73 Mike http://www.w0btu.com/Beverage_antennas.html On Sun, May 15, 2011 at 5:46 PM, Lee K7TJR <[email protected]> wrote: > The Tek 465 and many other scope models can be used as a TDR > without building any circuitry. One simply needs to take the A gate > signal out of the rear panel of the scope and connect it in parallel with > the transmission line or antenna under test at the vertical scope input. > The gate signal provides a fast rise pulse on the line under test at the > beginning of the trace. Of course the sweep must be free running. > Reflections are easily seen as a result. I have used this very > technique with both single and dual direction Beverage antennas. > Lee K7TJR OR > _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
