Tektronix DM505 Instruction Manual page 93

Change Reference:
TEXT CORRECTIONS
S t e p 5.
parts d . and
e .
CHANGE TO READ:
d . Set the ac
c a l i b r a t o r f o r 0.224 Vac m s at
50
Hz
50.2 Hz or 60 Hz ?0.2 Hz.
e . CHECK--that
the maximum d i s p l a y reading is 51.0.