Hi everyone, I got a few more K3 related items for sale. Elecraft PR6-10 28 and 50mHz RX preamp for the K3/K3S, as new in the box: $150 KFL3A-2.8K 2.8kHz 8 pole filter for the K3/K3S: $125 KPAK3AUX K3 to KPA500 Aux cable: $25 Add a little for shipping. 73, Scott N9AA