I HAVE FOR SALE AN IFR 500 SERVICE MONITOR I ATTACHED A SMALL DUAL TRACE SCOPE FOR VIEWING SIGNALS. IT COMES WITH COVER FOR FRONT PANEL,PADDED CARRY CASE. THE SCOPE AND CABLES TO CONNECT TO SERVICE MONITOR. THE ONLY PROBLEM WITH BOTH THE MONITOR AND SCOPE IS THE BATTERIES FOR EACH NEED TO BE REPLACED.( I DON'T USE IT MUCH ANYMORE) I ASKING $750.00 . IF YOU ARE INTERESTED CALL OR TEXT ROY AT 385-259-9933