Tektronix 551 Dual Beam Instruction Manual page 81

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S E E P A R T S L i S T FO R E A R L IE R
V A L U E S A N D S /N CHANGES OF 9 - 2 7 * 6 2 JQ
PARTS M A R K E D W iT H RED
T JN T B LO C K S
H O R IZO N TA L A M P U T I L R
A B 4