Artifact Details Title Vacuum tube type 6CL6 Catalog Number 102732435 Type Physical object Description This object is a power pentode packaged in a miniature glass envelope with nine pins. It comes with the original packaging by RCA that is in fair condition. This artifact is accompanied by a description created for the Boston Tube Exhibit of 1998. Manufacturer RCA Place Manufactured U. S. Identifying Numbers Model number 6CL6 Printed in silver ink around the glass envelope. Dimensions overall: 2 11/16 in x 7/8 in x 7/8 in Category Component/vacuum tube