Advertisement
ALIGNMENT
AM ALIGNMENT PROCEDURE
NOTE:
To align, set the signal generator level to minimum.
FEED
|
DIAL
STEP
ALIGN.
|
GENERATOR
SIGNAL
TO TEST EQUIPMENTS
| SETTING
ADJUST
ADJUST
FOR
1.
LF.
455 kHz
Antenna
| Oscilloscope
Top and bottom
Best L.F.
Transfor-
+30 kHz
terminals
{| and V.T.V.M.
at
sides from the 1st | wave form
mer
| Sweep-generator
|
3G
|
LF.T. (Toa) to
i.
|
the 3rd
i
1) Se
(308)
2.
O.S.C.
AM-generator
Antenna
Oscilloscope
535kHz
| O.S.C. Coil Taos
Maximum
535 kHz
terminals
and V.T.V.M.
at
|
400 Hz 30%
output load
Modulation
|
3.
O0.S.C.
| AM-generator
Antenna
Oscilloscope
1600kHz | O.S.C. Trimmer
| Maximum
1600 kHz
terminals
and V.T.V.M. at |
TCeos
|
400.Hz 30%
output load
Modulation
|
|
|
|
4.
Reiterate
|
|
2 and 3
|
i
5.
RF amp.
| AM-generator
Antenna
Oscilloscope
| 600kHz
| RF transformer
Maximum
600 kHz
terminals
and V.T.V.M. at |
Tso1
400 Hz 30%
output load
Modulation
|
6.
Antenna
AM-generator
Antenna
Oscilloscope
600kHz
| Ferrite bar
Maximum
circuit
600 kHz
terminals
and V.T.V.M. at
Antenna
400 Hz 30%
output load
Ts06
Modulation
ae
RF amp.
AM-generator
Antenna
|
Oscilloscope
1400kHz | RF Trimmer
Maximum
1400 kHz
terminals
and V.T.V.M.
at
TCeoe
400 Hz 30%
output load
Modulation
8.
Antenna
AM-generator
| Antenna
Oscilloscope
1400kHz | Antenna
Maximum
circuit
1400 kHz
terminals
and V.T.V.M.
at
circuit
400 Hz 30%
output load
Trimmer TCgo3
Modulation
9.
Reiterate
|
5.6.7.8.
|
ee (eee
AM IF WAVE FORM
+
=
kHz
—IOkHz
455
.+10kHz
|
Advertisement
