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RM-1100
MEASUREMENTS
AND ADJUSTMENTS
1. Set power switch to ON.
4. Set volume control to maximum.
2. Mute switch to OFF,
5. Set band switch to AM, FM.
3. Intcom switch
to 4S.
6. Set SENS switch to DX.
@ AM IF ALIGNMENT
SIGNAL GENERATOR or
FREQUENCY
INDICATOR
SWEEP GENERATOR
DISPLAY
(ELECTRONICS
ADJUSTMENT
| REMARKS
BAND
SETTING
VOLTMETER
AM-IF ALIGNMENT
450 kHz
Point of non-
ie
T302(AM 1st IFT)|
Adjust for maximum
30% Mod.
interference. (on/
7. (—
T303(AM 2nd IFT)
at 400 Hz
about 600 kHz)
@ AMRF ALIGNMENT
AM
|
AMSIGNALGENERATOR
|
GENERATOR
FREQUENCY
BAND
DISPLAY
CONNECTIONS
Seana
SETTING
(1)
Disconnect
No signal
520 kHz
L303
Adjust for 1.2+0.05 V
applied
ae
(AM OSC Coil)
readig on DC voltmeter
(2)
Disconnect
No signal
1610 kHz
wed
CT302
Adjust for 7.8+0.1V
applied
ie
(AM OSC Trimmer) | reading on DC voltmeter
(3)
a
steps (1) and (2).
AM SIGNAL
|
AMSIGNAL GENERATOR —_| FREQUENCY
AC
BAND
DISPLAY
VOLT METER
CONNECTIONS
FREQUENCY
Vv... :)
Connect to antenna
L301 (AM ANT Coil) | Adjust for maximum
(4)
socket through AM
we
L304 (AM ANT Coil) | reading on
RF dummy
antenna.
(Refer to Fig. 18)
AC voltmeter
CT301 (AM ANT
(5);
AM
1500 kHz
1500 kHz
re
Trimmer)
me
CT303 (AM ANT
Trimmer)
(6)
Repeat steps (4) and (5).
@ AM NB ALIGNMENT
AM SIGNAL GENERATOR
FREQUENCY
DISPLAY
CONNECTIONS
SETTING
socket through AM
RF dummy
antenna.
0% Mod. 74 dB)
Reese
wave from on
(Refer to Fig. 18)
oscilloscope.
SIGNAL GENERATOR or
FREQUENCY
INDICATOR
SWEEP GENERATOR
DISPLAY
(ELECTRONICS
ADJUSTMENT
BAND
SETTING
VOLTMETER
cater
FM-IF ALIGNMENT
High side thru.
Connect vert.
0.001uF to test
10.7 MHz
Point of non-
amp. of scope to
Adjust for maximum
(1)
FM
point YW Negative
SWP.
interference. (on/ | test point YW.
T1 (FM 1st IFT)
amplitude.
side to test point.
about 90 MHz)
Negative side to
test point W.
(Refer to Fig. 16)
(2)
Adj bi as maximum
(Rater
Fig. 17)
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