Tektronix 221 Instruction Manual page 65

2.2-1, O S C I L L O S C O P E
VER.TICA l_ $
REV.C , M AY.1978
SEE PARTS LIST FOR EARLIER
VALUES AND SERIAL NUMBER
RANGES OF PARTS OUTLINED
OR DEPICTED IN BLUE.
HORIZONTAL AMPLIFIERS <g>
v ON
/ DIAS <g>
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