For sale is an HP 1650A Logic Analyzer. Includes many test leads and cables as well as the software disk(s).
Reference Manual: https://www.qsl.net/n9zia/test/HP1650A_Reference_Manual.pdf
Service manual: https://www.qsl.net/n9zia/test/HP1650A_Service_Manual.pdf
Asking $150 OBO plus shipping from U.S. 78070.