Alignment Procedure; Conditions Of Measurements On Hf Generator - PRESIDENT JOHNSON II Service Manual

ALIGNMENT PROCEDURE

Frequency counter 200 Mhz
DC Volmeter
Distortiometer
Wattmeter - Dummy load
FM linear detector
AF generator

Conditions of Measurements on HF Generator

Reception
AM mode: Level - 107 dBm Frequency 1 KHz with 60% of modulation.
FM mode: Level - 107 dBm Frequency 1 KHz with 1,2KHz of deviation.
Transmission
Frequency1 KHz 30mV.
(JOHNSON II)
* VCO/PLL PORTION
- Alignment procedure
- Test points
- Frequencies chart
* TRANSMITTER
- Alignment procedure
- Test points
* RECEIVER
- Alignment procedure
- Test points
Test equipement required
HF Generator
BF Volmeter
HF Volmeter
Osilloscope
Load 8 Ω
Sinad meter