Tektronix TYPE L, Instruction Manual, Page: 8 / 46

VOLTS/CM -- Nine-
position switch selects
'
s ensitivities indicated on
panel.
Black numbers
used fo r AC and DC; blue
numbers fo r XIO GAIN
AC.
INPUT — UHF - type
signal input connector.
Ground--Connector for
grounding other equip­
ment to chassis of plug­
in unit.
AC-DC--Three - position
switch
provides de­
coupling in DC position,
ac-coupling in X10 GAIN
AC and AG positions. X10
GAIN AC position also
switches X10 amplifier
into circuit.
VARIABLE -- Control
provides
continuously
variable attenuation be­
tween steps of VOLTS/
CM switch. Extends
attenuation to provide
sensitivity to 50v/cm ih
AC and DC; to 5.0v/cm
in X10 GAIN AC.
VERTICAL POSITION-.
- Control positions
oscilloscope display
vertically.
VARIABLE ATTEN.
BAL. - - Screwdriver-
adjustable control bal­
ances
main-amplifier
section so that use of
VARIABLE control does
not shift oscilloscope
display.
GAIN ADJUST--Screw­
driver- adjustable con­
trol sets gain of main-
amplifier section of the
unit.
X10 GAIN ADJUST--
Screwdriver - adjust­
able control sets gain
o f X10 amplifier sec­
tion.
XiO VARIABLE ATTEN.
BAL. --
Screwdriver-
adjustable control bal­
ances XIO amplifier out­
put
so that use of
VARIABLE control does
not shift oscilloscope dis­
play.
F ig. 2-1. Functions of front-panel controls and connectors of the Type L Plug-In Unit.
2-2
Operating Instructions - Type L Plug-In
AA