Both tubes have 9 connector pins. The RCA logo and "MADE IN U.S.A" are printed in white on the side of the tube. The tube is enveloped in a padded paper sleeve, which slips into a box with black text. The text reads "ONE ELECTRON TUBE JRC 12AT7 7655 PHILA-51-13 (61) MFD. BY RCA (RCA VICTOR DIV.) ACCPD. JAN. 1953".
Manufacturer
Radio Corporation of America (RCA)
Place Manufactured
U.S.
Identifying Numbers
Other number
3-04
Printed in white on side of one tube
Other number
JRC-12AT7
Printed in white on side of tube
Other number
SCA 177
Printed in black on side of box
Part number
12AT7
Printed in grey on side of tube
Dimensions
box: 1 in x 1 in x 3 in; tube: 2 1/8 in x 7/8 in x 7/8 in
