KPA500 Amplifier
The Elecraft KPA500 is a compact, 500-watt solid-state amplifier covering 160 through 6 meters. Designed as a companion to the K3/K3S transceivers, it features automatic band switching, built-in protection circuits, and a switchable internal ATU interface for the KAT500.
Panel Layout
Section titled “Panel Layout”Front Panel
Section titled “Front Panel”
Rear Panel
Section titled “Rear Panel”
Owner’s Manual
Section titled “Owner’s Manual”The primary operating reference for the KPA500 amplifier.
- KPA500 Owner’s Manual Rev E1 (4.5 MB)
Assembly Manual
Section titled “Assembly Manual”Complete kit assembly instructions with step-by-step procedures.
- KPA500 Assembly Manual Rev F9 (6.2 MB)
- KPA500 Assembly Manual Errata F9-2 (160 KB)
- KPA500 Assembly Manual Errata F9-3 (184 KB)
Cables & Accessories
Section titled “Cables & Accessories”- KPAK3AUX Cable Set Instructions Rev 1E (75 KB) - AUX cable set for K3/K3S integration
- KPA500 Fuse Reminder (311 KB) - Fuse specifications and replacement info
Remote Control
Section titled “Remote Control”- KPA500 Remote (286 KB) - Remote monitoring and control of the KPA500
Programmer’s Reference
Section titled “Programmer’s Reference”- KPA500 Programmer’s Reference (115 KB) - Serial command reference for computer control
Related Sections
Section titled “Related Sections”- KAT500 Autotuner - Companion automatic antenna tuner
- KPA500/KAT500 Radio Interconnects - Connection guides for third-party transceivers
- Programmer’s Reference - CAT command references for Elecraft products