[Elecraft] K3 Sub-Receiver, filters, I/O Board For Sale

[Jeffrey Cantor]

 I have my K3 at Elecraft to remove the sub-receiver &I/O board. It is a very lightly used K3 sub-receiver (KRX3) with the original synthesizer and boards and the 2.7 K filter thatI will sell at $575.  I also havethe following additional filters.   – 250 Hz – 8 -pole = $125.400 Hz – 8 pole = $125.2100 Hz – 8 pole = 110.FM -filter = 110.And a I/O board = $120.
 Contact  jeff/K1ZN  at: Jacantor9 at Gmail.com  Dr. Jeffrey A. Cantor