![](/images/new-backgrounds/1135456/13545629x1.webp)
SECTION 5 ADJUSTMENT PROCEDURES
5-1 PREPARATION
‘REQUIRED TEST EQUIPMENT
EQUIPMENT | GRADE AND RANGE | EQUIPMENT | GRADE AND RANGE | |||
|
|
|
|
|
| |
DC power supply | Output voltage | : 13.5 V DC | DC voltmeter | Input impedance | : 50 kΩ /V DC or better | |
Current capacity | : 3 A or more | |||||
| Audio generator | Frequency range | : | |||
|
|
| ||||
|
|
| ||||
| Measuring range | : | Measuring range | : | ||
|
| |||||
RF power meter | Frequency range | : |
|
|
| |
| Frequency range | : | ||||
(terminated type) | Impedance | : 50 Ω | Standard signal | |||
Output level | : 0.1 | |||||
| SWR | : Less than 1.2 : 1 | generator (SSG) | |||
|
| |||||
|
|
|
|
| ||
| Frequency range | : |
|
|
| |
Frequency counter |
| Frequency range | : | |||
Frequency accuracy : ±1 ppm or better | Oscilloscope | |||||
Measuring range | : | |||||
| Sensitivity | : 100 mV or better |
| |||
|
|
|
| |||
|
|
| AC millivoltmeter | Measuring range | : 10 | |
FM deviation meter | Frequency range | : | ||||
|
|
| ||||
Measuring range | : 0 to ±10 kHz | Attenuator | Power attenuation | : 40 or 50 dB | ||
| ||||||
|
|
|
|
|
|
‘ENTERING THE ADJUSTMENT MODE q Connect a 68 kΩ terminator to the [SP] jack.
w Push and hold the [SQL] key, and then turn power ON.
Note: The frequency of wide range appears at the display using this operation.
■CONNECTION
FM Deviation meter
Attenuator 40 dB or 50 dB
to the antenna connector
RF power meter 10 W/50 Ω
Frequency counter
Standard signal generator
to [SP] jack
JIG |
+ |
68 kΩ |
- |
CAUTION:
DO NOT transmit while an SSG is connected to the antenna connector.
AD-92SMA
Optional
1/8" (3.5 mm)
to [MIC] jack
Audio generator
AC millivoltmeter
Power supply 13.5 V / 3 A
5 - 1