always been into vinyl and have now upgraded my cartridge on my rega planner 2 to audio technica at120 and swapped the foam mat for leather.i am using a project phono amp the £50 basic version,now thinking about upgrading this to a graham slee communicator or project phono s or rega mm all close to the £200 mark.any suggestions my music is rock/metal.iuse pionner a50 and monitor audio silver 6.