Applied Signal Technology, Inc.
Presenting at the AEA Classic Financial Conference, Montery, California

Sunnyvale, CA November 6, 2006 – Applied Signal Technology, Inc. (NASDAQ – APSG) will be presenting at the AEA Classic Financial Conference, Monterey, CA, on Tuesday, November 7–8, 2006.

This event is being audio webcast live on Tuesday, November 7 at 5:00PM Pacific (8:00PM Eastern) and can be accessed through the Applied Signal Technology, Inc. website at www.appsig.com.

The webcast replay will be available approximately one hour after the live webcast presentation ends, and is accessible for 30 days.

Applied Signal Technology, Inc. provides advanced digital signal processing products, systems, and services in support of intelligence, surveillance, and reconnaissance for global security. For further information about Applied Signal Technology, visit our website at www.appsig.com.