Digital Multimeter - Alinco DJ-175 Service Manual

Adjustments:
1) Required Test Equipment
The following items are required to adjust radio parameters
1.Regulated power supply

2.Digital multimeter

3.Oscilloscope
4.Audio dummy load
5.SSG
6.Power meter
7.Audio volmeter
8.Audio generator
9.Distortion meter/SINAD meter
10.Frequency counter
Supply voltage:
Current:
Voltage range:
Current:
Input resistance:
Measurable frequency:
Impedance:
Dissipation:
Jack:
Output frequency:
Impedance:
Modulation:
Measurable frequency:
Impedance:
Measuring range:
Measurable frequency:
Sensitivity:
Output frequency:
Output impedance:
Measurable frequency:
Input level:
Distortion:
Measurable frequency:
Measurable stability:
7－8 DC
3A or more
FS = Approx. 20V
10A or more
High impedance
Audio frequency
8Ω
1W or more
3.5mmΦ
200MHz or more
50Ω, unbalanced
FM
Up to 200MHz
50Ω, unbalanced
0.1W-10W
Up to 100kHz
1mV to 10V
67Hz to 10kHz
600Ω, unbalanced
1kHz
Up to 40dB
1％-100％
Up to 200MHz
Approx. ±0.1ppm