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Elecraft K3 Docs

KAT500 Autotuner

The Elecraft KAT500 is a high-power automatic antenna tuner designed as a companion to the KPA500 amplifier. It handles up to 500 watts and features automatic band switching when paired with the KPA500, wide impedance matching range, and support for multiple antenna outputs.

Panel Layout

Section titled “Panel Layout”

Front Panel

Section titled “Front Panel”
KAT500 Front Panel — MODE, ANT, and TUNE switches with LED indicators

Rear Panel

Section titled “Rear Panel”
KAT500 Rear Panel — XMTR, ANT1-3, and serial connectors

Owner’s Manual

Section titled “Owner’s Manual”

The primary operating reference for the KAT500 autotuner.

Serial Command Reference

Section titled “Serial Command Reference”

Remote Control

Section titled “Remote Control”
  • KAT500 Remote (262 KB) - Remote monitoring and control of the KAT500
Section titled “Related Sections”