This guide describes how to program the HP 53131A/132A 225 MHz Universal
Counter. The information in this guide applies to instruments having the number
prefix listed below, unless accompanied by a “Manual Updating Changes”
package indicating otherwise.
SERIAL NUMBER PREFIX:3546 to 3622 (HP 53131A)
3546 to 3646 (HP 53132A)
Programming Guide
HP 53131A/132A 225 MHz
Universal Counter