Kenwood TR7400A - SCHEMATIC DIAGRAMS; Indicator Unit Schematic; RX Unit Schematic; PA Unit Schematic

ADJUSTMENTS
REFERENCE DATA
Example
1
TX MIC INPUT LEVEL VS DEVlATl
DUMMY ANT. IMP. 50f2
1 3 5 10 100
MIC INPUT LEVEL IN
rnV
Example 2
RX SIGNAL TO NOISE RATIO, OUTPUT LEVEL VS
ANTENNA INPUT VOLTAGE
Example 3
RX S-METER SENSITIVITY
10
a--144.00 MHz
x-~146.00 MHz
9 0-0147.99 MHz
8
ru 7
-I
Q
0 6
V)
+
3
2
1
0
10 pv 100 pv
ANTENNA INPUT VOLTAGE