Manuals Scanned by Me

All manuals as scanned at 300 dpi grayscale or RGB color with the contrast of each page adjusted for maximum readibility.
My call sign (AJ4DH) is added to a few of the TEKTRONIX manual pages (Hewlett-Packard manuals are untouched).

Right-Click on the desired link and follow your browsers instructions to start the download

Tektronix Manuals
561A 10 MHz Oscilloscope Manual	300 dpi (42 MB)	150 dpi (14 MB)
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1A7A 1 MHz Differential Amplifier Plug-In Manual - 300 dpi (137 MB) 2A63 300kHz Differential Amplifier Plug-In Manual - 300 dpi (40 MB) 3A1 10 MHz Dual-Trace Amplifier Plug-In Manual - 300 dpi (33 MB) 3A74 2-MHz Four-Trace Amplifier Plug-In Manual - 300 dpi (77 MB)
3B1 Delayed- & Delaying Sweep Time Base Plug-In Manual - 300 dpi (52 MB) 3B4 Time Base (0-20 MHz) Plug-In Manual - 300 dpi (46 MB)
Type B 20 MHz Wide-Band High-Gain Amp Plug-In Manual - 300 dpi (22 MB) Type G 20 MHz Wide-Band Differential Amp Plug-In Manual - 300 dpi (35 MB) Type H 15 MHz Wide-Band Preamp Plug-In Manual - 300 dpi (50 MB) Type L 230 MHz Fast-Rise Plug-In Manual - 300 dpi (34 MB) Type W 26 MHz Differential Comparator Plug-In Manual - 300 dpi (59 MB)
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1S1 Sampling Unit Plug-In Manual	300 dpi (128 MB)	150 dpi (51 MB)

Hewlett Packard Manuals
117A (Tube Version) VLF Comparator	300 dpi (119 MB)	150 dpi (36 MB)
5087A Manual - coming soon
11036A AC Probe Operating Note	300 dpi (4 MB)
11045A DC Divider Operating Note	300 dpi (2 MB)