Mcf (L71-0228-15) Tx-Rx Unit Xf1: K, P, M, M2, M3, X, E, E2, E9, Em; Mcf (L71-0270-05) Tx-Rx Unit Xf1: K2, P2; Ceramic Filter Cfwm455F (L72-0372-05) Tx-Rx Unit Cf1; Front-End Section (Vari-Cap Tuning) Schematic - Kenwood TM-241A Service Manual