SGC SG-2020 TEST DOCUMENT User Manual (English)

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“No Compromise Communications”

SG-2020 Transceiver

Test/Calibration Procedure

SG-2020 TEST DOCUMENT

This SG-2020 Test Document is divided into two sections:

Section One: Basic & Simple Test

Section Two: Full Test & Calibration

This test document is provided to SGC dealers, techni-

cians and engineers who have full knowledge and experi-

ence with electronics and HF radio communications. The

tests and calibration described must be performed using

appropriate, calibrated, good quality instruments.

Note that Section Two is not covered under the Warranty

of the SG-2020. Any information concerning this docu-

ment must be executed in writing only. These procedures

are provided as informational only to assist qualified tech-

nicians or engineers with field use and service of the SG-

2020 transceiver.

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SGC SG-2020 TEST DOCUMENT Specifications

General

Checks and adjusts the local oscillator PLL error voltage.

Aligns receiver IF transformers for optimal performance.

Adjusts bias for final transistors on the LPA module.

Adjusts the reverse detect voltage for correct operation.

Details the overall procedure for calibrating the radio.

Calibrates display frequency and tests LED functionality.