Acom 600S User Manual

HF + 6 m LINEAR AMPLIFIER
OPERATING MANUAL

Acom 600S Specifications

General

Input Impedance	50 ohms
Output Impedance	50 ohms
Cooling	Forced air
Frequency Range	1.8-54 MHz
Primary Power	220-240V AC, 50/60Hz
Tube	4CX800A
Harmonic Suppression	-50 dB

Summary

GENERAL INFORMATION

1-1. Introduction and description

Overview of the ACOM 600S linear amplifier's capabilities, features, and control methods.

1-4. Features

1-5. Safety considerations, explicit definitions

Details critical safety warnings, precautions, and explicit definitions for safe amplifier operation.

INSTALLATION

2-1. Unpacking and Initial Inspection

2-2. Amplifier location selection; cooling.

2-3. Connecting the amplifier within the shack

Covers crucial connection steps, including grounding and interfacing with the transceiver.

INITIAL POWER ON AND SETTING INTO OPERATION

a) CAT/AUX interface - connecting and operation with various transceiver models

3-2. Front panel - controls and indication

Details the functions of front panel buttons, LED indicators, and the main display screen.

3-3. Initial turning on – activation of the main power supply

Guides the user on how to power on the amplifier and activate its main supply.

3-4. Basic screen

b) Information area for measurements or alarm messages.

3-5. Control system – buttons and menus

Explains the use of front panel buttons and the menu navigation system for control.

3-6. Test transmission

Provides detailed procedures for testing the amplifier's installation and functionality.

b) Check in Stand-by mode.

c) Entering Operate mode.

d) Check of the RX/TX switching and the amplifier idling current without RF power.

e) Test transmission.

Performs a basic test transmission to check amplifier indicators and settings.

f) Setting of drive level and typical regime.

Guides on setting the drive level and monitoring typical operating parameters for optimal performance.

g) Elimination of electromagnetic compatibility (EMC) problems.

OPERATION WITH THE AMPLIFIER

4-1. Change of modes RX / TX and Operate / Stand-by; option AUTO OPERATE

Explains how to switch between operating modes and configure the AUTO OPERATE function.

4-2. Band change, standard and expanded frequency coverage

4-6. Automatic protection system

Details the amplifier's comprehensive automatic protection system against potential faults.

a) The first protection level is the WARNING type.

Explains the WARNING protection level, displaying messages without automatic action.

b) The second protection level is the SOFT FAULT type.

Describes the SOFT FAULT protection level and required operator response.

c) The third and most serious protection level is the HARD FAULT type.

Details the HARD FAULT protection level, which automatically shuts down the unit to prevent damage.

MENUS – USEFUL INSTRUMENTS AND OPTIONS

5-1. Menu “Measurements in the amplifier” – AMP MEASURE

Introduces the AMP MEASURE menu for digitally displaying 11 operating parameters.

5-3. Menu "Selection of CAT/AUX interface" – CAT/AUX SETTINGS

Guides on configuring the CAT/AUX interface for transceiver communication and band control.

5-5. Reading the FAULTS LOG

REMOTE MONITORING AND CONTROL

6-1. General information

MAINTENANCE

7-1. Periodic maintenance; general checks and cleaning

7-2. Replacement of fuses

7-4. Using the fault codes (signatures) for diagnostics