Check the listing for details. Hewlett Packard HP 3311A Function Generator Benchtop Unit. Condition: Used. Listed at 89.95 USD. Hewlett Packard HP 3311A Function Generator Benchtop Unit Hewlett Packard HP 3311A Function Generator Benchtop Lab Unit This sale is for a HP 3311A Function Generator Condition: Item retired from working and is in excellent working condition. Cosmetic condition is good, with minor to moderate wear, including starches, paint chips, missing feet, letter engravings. Muiltple units available with some being better than other. First come first serve when it comes to picking the better units. Warranty: 30 Day Warranty. We pledge to offer the best service and warranty to all of our customers! We are extending a 30 Day warranty on this item. This is our way of saying thank you for allowing us to serve you. Certification: This is an genuine product from this manufacturer. Listing and template services provided by inkFrog