This is an original Tektronix manual for the 561 Oscilloscope and Type 63 Differential Amplifier Plug-in . This is a different style from other Tektronix manuals. The binding allows inclusion of additional sections, and this one has a section for the type 63 plug-in.
Notifier 851 Series intelligent plug-in smoke detectors with integral communication provide features that surpass conven- tional detectors. Detector sensitivity can be programmed in the control panel software. Sensitivity is continuously moni- tored and reported to the panel.
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