Hi all, Now that I have a K2, there are a couple of options I'd like to install. If anyone has any of the following, please respond off-list to w3ab at w3ab.org Elecraft is backordered. KAT2 Automatic Antenna Tuner KNB2_KNB2 K2 Noise Blanker Option K160RX 160M OPTION --- 73 de W3AB/GEO AFA9GB WA2LSI, KE6RJW, W7B, AAR9AG