Crystal Clock B405

This document contains a circuit diagram and a frequency reference table for the Crystal Clock B405, dated July 28, 1965. It outlines the electronic design, including the use of specific transistors (DEC 3009), capacitors (.01 MFD), and chokes (LI, L2), along with a table showing the frequency range (2.0-10 Mc) and corresponding capacitance values in MMFD.