INDICATORS ON AVIATION CAREER YOU SHOULD KNOW

I keep a licence with a type score And that i wish to insert the score of an identical aircraft of a similar maker. One example is: I've a type ranking on Airbus A320 Series, and I wish to insert the rating on A330 Sequence. Do I want a whole class?The same as B2 but restricted to the systems endorsed on the licence:  communication/navigation (com