3.
OPERATING INSTRUCTIONS
3.1.
CONTROLS
AND
SOCKETS (FIG.
2)
Legend Position Function
3.1 .I.
Frequency
RF FREQUENCYRANGE
.I
-
...
-
125 MHz
FREQUENCY SETTING
RF ATTENUATION
0/30/40 dB
RF ATTENUATION
0
-
80 dB
RF OUT
Display
kHz, MHz
3.1
-2.
Modulation
MODULATION
C
C
OFFION
AM/FM
I
NT/E XT
MOD IN
MODISWEEP OUT
SWEEP
RF CENTER
3.1.3.
Sweep
RF SWEEP RANGE
.4/.5 MHz
10/11 MHz
36/41 MHz
7511 10 MHz
SWEEP
OFFION
SWEEP
A
N
801.2 to
pushbuttons for selecting the frequency range
801.10
knob for continuous frequency adjustment
rotary switch for setting the fixed attenuation
knob for continuous attenuation adjustment
BNC output socket for RF signal
5-digit LED frequency display;
2 LEDs for dimension
802 pushbuttons; change-over contacts
not pressed
pressed
802.1 unmodulated modulated
802.2 amplitude-modulated frequency-modulated
802.3 internal
external
816
BNC input socket for external modulation voltage
81 5
BNC output socket for modulation signal
603
dual-knob (coarse, fine) for continuous carrier adjustment
pushbuttons; change-over contacts
not pressed
pressed
802
802.7
AM -IF
802.8 frequency
mod.
prepared
FM
-
IF
802.9
TV
-
IF
802.1 0 frequency mod. prepared FM (band 2)
802.5
wobbling
802.6 triangular wobbling wobbling
at
line frequency