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SUGGESTED
INSTRUMENTATION
HOOKUP — FM ALIGNMENT
WITH BUILT~IN SWEEP
1E: ST 1000A
SEEECE
FREQ. COUNTER
(IF NOT USING
SYNTHESIZED
FM GENERATOR)
DUMMY
ANTENNA
750
DISTORTION METER
ee
DISTORTION
OUTPUT
INPUT
SCHEMATIC
DIAGRAM
OF DETECTOR
PROBE
C1
02
330p
Diodes should be point-contact
FROM
OUT
germanium; Some commonly
TUNER Ico
|
TOSCOPE
available types are: OA80
OA81
AA119
1N60
1N34
1N22
PICTORIAL
DIAGRAM
OF
DETECTOR
PROBE
R1
CENTER
LEAD
TO
PIN1
TO SCOPE
{C103
Keep jeads as shortas possible, to
TO TUNER
GND.
\. SHIELD
minimize stray signal pickup.
AT FRONTEND
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