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Displaying ads 1 to 10 of 3386 ads matching your search
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KPA500 RF Power Monitor — Real-Time OLED Display for Elecraft KPA500 Six critical parameters, always visible, updating 10×/second on a high-contrast 256×64 OLED. No menu cycling. No squinting. Monitors: Power Output (0–700W) · PA Voltage · PA Current · SWR · PA Temperature · Band + Operate/Standby 3×2 grid layout — large fonts sized for quick reading across the shack. Direct RS-232 integration via MAX3232 — no amplifier modification required. Specs: XIAO ESP32-C3 · SSD1322 256×64 OLED · 9–14.8V DC · 100mA · 10 Hz update rate · 4″ × 2″ × 4″ Bonus: Built-In WiFi for remote use — web interface mirrors the OLED with a retro green-on-black aesthetic, updated via WebSocket. Includes Power, Operate/Standby, Fan Speed, and Band controls plus OTA firmware updates. Access via kpa500.local — no app required. OLED operates independently of WiFi at all times. Includes: Assembled & tested unit, DC power cable, RS-232 cable, quick start guide. --$229 plus $10 shipping Fred Cady manuals $42 K3 K3S knobs $8 K3S VFO Rubber $20 KPA500 $2335 KPA500 $2095 - Has one issue K3/0 Remote Head $464 K3/0 Mini Remote $965 KSYN3A Syn board $328 KDVR3 Digital keyer $170 K144XV 2 Meter module $322 KRX3 Sub Receiver - $239 price $209 with K3 or p3. 200,400,500 1.0 ,1.8 ,2.7 Filters $69 ea 250 CW $96 2.1 $89 2.8 $96 6K or FM $105 KAT3 Tuner $361 if you send me kant3 or $385 with no trade. KBPF3 $150 K4 D/100 W/ tuner SOLD K3 Parts radio $312 K3 Parts radio $295 K3/10 QRP $688 K3 - No tuner $989 K3 W/tuner $1345 K3S - W/Tuner $2389 K3S No tuner $2189 P3 $564 P3 VGA Module $291 P3 With TX Mon. $836 P3 W/ vga and TX Monitor $1035 P3 Trans Monitor option board & coupler $292 P3 Trans mon board $175 W2 Wattmeter - no coupler $243 WOW 2kw and 200w,2kw p3 w2 couplers $141 Lots of other items Cables - many ------------ Wanted - Old boards from K3 after you upgraded . KANT3 etc Ksyn3 , Kio3, kxv3 Shipping included Pay by Check, Zelle, PP FF K6RO TS890S. >>>>> SP890W<<>>>> TS890S. >>>>> SP890W<<>>>> ASKING $375.00 SHIPPED CONUS..PAYMENT BY ZELLE OR POSTAL MONEY ORDER. THANKS FOR READING 73' STEVE W8CRH SEMPER FI NEW PRICE IS $1749.00 FROM HRO AND $1799.00 FROM DXE. ASKING $1350.00 OR B/O SHIPPED CONUS, INSURED. HAVE THE ORIGINAL BOXES. PAYMENT BY ZELLE OR POSTAL MONEY ORDERS. THANKS FOR READING 73' STEVE W8CRH SEMPER FI Provides full and semi automatic antenna tuning across the entire HF spectrum plus 6 meters at power levels up to 1000 watts Excellent condition Manual and box included $375 includes shipping to continental US 73 de wc2f Miguel MH -31 hand mic, and power cord. Full output on all bands and works exactly like it should. I would consider an even trade for a nice perfectly working Palstar AT2K tuner. |
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