A carefully built K2 ideal for QRP CW operation: K2 SN 5874 K160RX 160m option KAF2 analog filter KNB2 noise blanker KAT2 antenna tuner KDIMP for happy index finger Works very well. Always in non-smoking environment. Now using my K3. Total price for original kit pieces $997 plus shipping. Yours, shipped, insured CONUS $700. jim ab3cv