Description
The Elecraft K3S sets the standard for compact, high-performance transceivers — the ideal choice for DXpeditions, multi-transmitter contesting, Field Day, and home stations alike. The K3S delivers the best of both worlds: a hybrid of software-defined radio (SDR) technology and our proven, high dynamic range superhet receive architecture.
| Latest FW | 2nd RXer | ATU | DVR |
| 5.67 | Y | Y | Y |
| Main Filter 1 | Main Filter 2 | Main Filter 3 | Main Filter 4 | Main Filter 5 | Sub Filter 1 | Sub Filter 2 | Sub Filter 3 | Sub Filter 4 | Sub Filter 5 | 5w Calibration | 50w Calibration |
| 13 | 2.7 | 1.8 | 0.4 | 0.25 | 2.7 | 0 | 0 | 0 | 0 | Pass | Pass |