Hi group. simple question. i'm currently rebuilding my SB-201 amp. can i use the parasitic choke mod that's used on the SB220 series? i'm assuming that i can but wanted some input on this before making the mod. 73's Dave KG4UXR Brits with a southern call? how strange, only when you hear the accent. see kg4uxr on :- www.qrz.com/callsign/kg4uxr