Protek B-810 - Page 19

The panel control setting used to output DC voltage
Panel control
FUNCTION
(6)
FREO.
RANGE
(3)
DC
OFFSET
(7)
ATTENUATION
(8)
only
are
as
follows.
Setting
All
buttons
released
(Push all buttons out.)
Range
of
x
100
or
less
Pull
the
knob
OdB
A max. of :1OOCV output can be obtained at an open output terminal by adjustirtg the
DC OFFSET knob. Because the output impedance is set to SO ohms, the relationshrp bet-
ween
the
output
voltage
and
max.
load
current
is
as
shown
In
Fig.
3-15.
10
When
max.
output
is
10V.
9)
Amplitude
Modulation
DC to 1MHz. The maximum input v
The
input
impedance
is
about
10
k
modulation ara as fo||ows.
Panel
control
MODE (5)
FUNCTION
AM (16)
SYMMETRY (1 1)
FREQ.
RANGE
(3)
FREO. dial (4)
DC
OFFSET
(7)
AM
CARRIER
LEVEL
(22)
MOD LEVEL (20)
100
Max.
load
current
(mA)
Fig.
3-15.
The modulation signal frequency ranges from
oltage
required
for
full
(100%)
modulation
is
5Vp-p.
ohms. The control panel settings used for amplitude
Pressed
Desired
range
Desired
position
Used if necessary
Desired
level
Desired modulation level
‘
20-
¿a