HP 59401-90000 1975 Model 59401A Bus System Analyzer Operating Manual.

HP 03561-90002 Model 3561A Dynamic Signal Analyzer Operating Manual.

operating and service manual Model 333A/334A Distortion Analyzer

HP Agilent 03582-90005 Model 3582A Spectrum Analyzer Operating Manual Date 1990

HP 02327-1 Model 8551A Spectrum Analyzer RF Section Operating & Service Manual

HP 8505A Network Analyzer Operating and Service Manual Volume 3 - 08505-90072

HP 8566B Spectrum Analyzer Operation & Service Manuals (GOOD SCHEMATICS)

HP 00333-90008 Model 331A/332A Distortion Analyzer Operating and Service Manual