# English Manual

The manual is maintained centrally in GitHub and published as Wiki, PDF and online documentation.

### KST4Contest – User Manual

KST4Contest is a desktop client for the ON4KST Chat, developed for VHF, UHF and SHF contest operation. It brings chat, candidate selection, sked planning, aircraft scatter data and external station software together in a single operating interface.

### Installation

An resolution of 1200px by 720px is recommended

### Configuration

After the first start, the settings window opens – this is the central starting point for all configuration. It is recommended to keep the settings window open during operation (e.g. to quickly toggle the beacon on and off).

### Log Synchronisation

KST4Contest automatically marks worked stations in the chat user list. Two basic methods are available:

### AirScout Integration

AirScout (by DL2ALF) is a program for detecting aircraft for aircraft scatter operation. KST4Contest is tightly integrated with AirScout and shows reflectable aircraft directly in the user list.

### Built-in DX Cluster Server

From version 1.23, KST4Contest includes a built-in DX cluster server. It sends spots directly to the logging software whenever a direction warning is triggered.

### Features

Overview of all main features of KST4Contest.

### Macros and Variables

KST4Contest offers a flexible system of text snippets, shortcuts and built-in variables that significantly speed up the chat workflow during contests.

### User Interface

The main window consists of several areas:

### Changelog

Version history of KST4Contest / PraktiKST.