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AMPHF - KPA500 RF Power Monitor + KPA500 RF Power Monitor + A compact plug-and-play display unit ($199) that connects to your Elecraft KPA500 via RS-232 and shows six real-time readings — Power, Voltage, Current, SWR, Temperature, and Band — on a crisp 256×64 OLED, updating 10 times per second. It also has built-in WiFi, so you can monitor and control the amp (power on/off, operate/standby, band change) from any phone, tablet, or browser on your network at kpa500.local. Multiple devices can connect simultaneously. One-time WiFi setup, no app needed, and the OLED works independently even if WiFi is unavailable. Size: 4"×2"×4" | Power: 9–14.8V DC | Warranty: 2 years Listing #1760196 by KV5J Submitted on 02/26/26 Web Site: http://www.kv5j.com Submitted from customer.mmmiflx1.isp.starlink.com Click to Contact Back to Previous Page

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