Drop In, Inrad #94 (2.1Khz narrow SSB) Crystal Filter for Kenwood radios with 8830Khz IF, which includes most radios from the 120 on up to the 950. Brand NIB with instruction sheet. Its $104 shipped from Inrad...Ill ship it for $75. Van, KL7TDZ Reply to: kavan at neb.rr.com