HP Time Domain Reflectometry Application Note 62 1964

HP 64-1 Application Note Application Note

HP Application Note 183 - High Frequency Swept Measurements

HP Swept Frequency Techniques Application Note 65

HP Practical Temperature Measurements Application Note 290

HP Hewlett Application Note 95 S-Parameters Circuit Analysis & Design Book 1968

application note titled "Using the HP2225A Printer with the HP150/9133

HP Application Note 60. which AC Voltmeter