Icom IC-04A Service Manual page 19

INSTRUMENT
GRADE
AND
RANGE
(1)
Voltage
regulated
power supply Output
voltage
Capacity
5
~
1
5V DC
(Adjustable)
3A
or
more
(2)
RF power
meter {Terminated
type)
Measuringrange
Frequency range
Impedance
SWR
low
430
~
450MHz
50Q
Less than 1:1.2
(3)
RF
voltmeter
Frequency range
Measuring range
0.1
-450MHz
0.001
-
10V
(4)
AC
milli-voltmeter
Measuring range
lOmV
-
10V
(5)
Voltmeter
Input
impedance
50kQ
DC
or better
16)
Ammeter Measuring range
0
-
2A
(7)
Distortion
meter
Frequency range
Measuring
range
1kHz
±10Hz
1%~100%
(8)
SINAD
meter
(9)
Audio generator
Output frequency
Output
voltage
Distortion
200-3000HZ
0—
lOOmV
Less than
0.1%
(10)
Attenuator
Attenuator input
Power
attenuation
At
least
5W
30dB
(11) Signal
generator
Frequency range
Output
level
0.1MHz
-450MHz
0.1 j«V
-
3.2mV
(12)
Frequency counter
Frequency range
Accuracy
Sensitivity
0.1
-
450MHz
Better than
±
1
ppm
lOOmV
or better
(13) External
speaker
Impedance
8Q
(14)
FM
deviation
meter Frequency range
Measuring range
430
-
450MHz
0-
±
10kHz
6-t