This R302 module is made up of a green board and a red plastic extraction handle attached by two rivets. The side of handle reads "DIGITAL EQUIPMENT CORPORATION MAYNARD, MASSACHUSETTS" in raised letters. The solder side reads "DELAY R302R" along the edge. There are two black inspection stamps and one faint red inspection stamp located near the handle. A repeating "neLco" pattern in red print is visible on the board. There are two large silver components on either side of the module near the handle. Each reads "TRIMIT" on the its top and "BOURNS" on its right side. The related schematics have been sent to the archives.
Date
1964 ca.
Manufacturer
Digital Equipment Corporation (DEC)
Place Manufactured
Maynard, Mass.
Identifying Numbers
Model number
R302
Printed in white on face of extraction handle
Other number
694EDA
Stamped next to above number but reversed.
Part number
275-1-203 20k
Stamped on large rectangular silver components at handle end of module