I’m proud to release the final production version of our 3.5″ touch-screen Longwave Digital SWR Meter!
✅ 0–350 W accurate power & SWR (low/high range auto-switching)
✅ Peak-hold watts display
✅ Voltage readout: Measured, RMS, or Peak (your choice)
✅ User-adjustable SWR alarm threshold (1.50–2.50) with LED + relay output
✅ Display dimmer with − / + buttons (cozy shack to full sun)
✅ All settings saved forever—no resets!
✅ Full-color touch menu, zero flicker, instant response
✅ Easy firmware updates (just plug in USB-C and flash)
Perfect for 630 m, 2200 m up to 350 W.
Full schematic, BOM, firmware, and step-by-step flash instructions are all included.
- Availability: Out of Stock
Reviews
There are no reviews for this product.