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METER with interchangeable scales
and
lamps
indicating the actual sen-
sitivity
OVERLOAD. Indicator. for overload
----------------4•
of output amplifier
READ OUT SELECTOR
.
Selects lin-
ear or logarithmic response of the
. - - - - - - - - - - - - - - • meter and AC, DC linear or logarith-
mic output signal at the recorder
output
ATTENUATOR for the output ampli-
~-------------
fier, 60d8 range
in
10dB steps
RECORDER
.
Standard B & K socket
Ll....----::---------------e
for analyzer output
BFO Stop
BFO STOP. Push button for cut-off
of BFQ signal
....._. POWER. Mains power switch
EFFECTIVE
AVERAGING
TIME
T.
Switch for selection of rectifier aver-
aging time and fast or slow meter
• - - - - - - - - - - - - - - - - - - . • response. Lamps
indicate
the actual
setting
COUNTING TIME selector. Three-po-
sition rotary switch for selection of
counting
times
of
0,1 s or
1 s
.
Switched to the third position the
- - - - - - - - - - - - - - - analyzing frequency of the analyzer
section is displayed when this is ex-
ternally tuned. Counting time is 1 s
Control knobs for AFC, analyzer fre-
quency response (flat or selective).
' - - - - - - - - - - - - - - - ' • bandwidth
compensation
( 1
/v'B),
Meter and Recorder output (can be
switched
between
analyzer
and
BFO output)
7-segment display of tuning fre-
quency.
Automatic
decimal
point
setting
according
to
frequency
range setting
SELECTIVITY
CONTROL.
Selector
- - - - - - - - - - - - - • for bandwidth and external filter
.
Lamps indicate the actual setting
B & T PROGRAM. Selector for band-
~-------------4a
width and timeconstant programs
3V
BFO ATTENUATOR
.
Output attenua-
tor with a range of 1 00 dB in 1 0 dB
.....,.---=:--------------~
steps and a position for low imped-
ance output
BFO
OUTPUT
.
Standard
output
socket (8
&
K) for BFO output
BFO
OUTPUT
VOLTAGE.
Poten-
'--------------~
tiometer control of output voltage
in
the direct output mode
7
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