The algorithm to generate the logarithmic sweep in 33220A

Frequently Asked Questions (FAQs)

Summary

Explain how to generate the logarithmic sweep in 33220A.

Question

What is the algorithm to generate the logarithmic sweep in 33220A?

Answer

The 33220A uses a proprietary algorithm to generate the logarithmic sweep.
Here is a link to the Patent that was issued on our technique.
http://www.google.com/patents/US7249154
The 3 people credited with the Patent worked in Loveland, Colorado.
Method and apparatus for producing an exponential signal
US 7249154 B2
Abstract:
An exponential signal generator having a memory, a scale unit and an adder. A value stored in the memory is scaled and added to itself to produce a new value for storing in the memory. The exponential signal is represented by the exponential value.