CALIBRATION
27.
GRID AND SCREEN TRANSFORMERS
a.
Grid C502, Screen C509
Set VERTICAL to GRID for C502 and SCREEN for
C509.
Connect C502 to either terminal 14 or 16 of T501.
Connect C509 to either terminal
7
or 9 of T501.
Locate transformer terminals at which C502 and
C509, when adjusted, give minimum trace width in
SCREEN and GRID positions of VERTICAL switch.
These adjustments interact, repeat as necessary.
28.
6U8
DISPLAY
a.
Presets
22
TEST power
PEAK VOLTS
SERIES LOAD
+DC
VERTICAL
VERTICAL MA/DIV
HORIZONTAL
HORIZONTAL VOLTS/DIV
VOLTS/STEP
STEPS/SEC
INDICATION
HEATER
V ARIABLE heater
570 CALIBRATION
off
200
10K
100
PLATE
1
PLATE
20
.5
240
HTR
6.3
100%
NOTES
2-5-64
TEK 570 FCP
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