Initial Transient Detector W504

This document contains the official circuit schematic for the W504 Initial Transient Detector. It includes:

• Circuit Diagram: Detailed electrical connections for the transient detection circuitry.
• Components: Usage of various transistors (e.g., DEC 3009, DEC 2894-3) and diodes (e.g., D664, D662).
• Specifications: Notations regarding resistor tolerances (1/4W, 5%) and operating voltages (+10V, -15V).
• Conversion Chart: A provided table for cross-referencing DEC transistor and diode part numbers with industry-standard (EIA) equivalents.

This document is designated for test and maintenance purposes only and contains proprietary information belonging to Digital Equipment Corporation.