This is working flawlessly with my Marantz SR6008!
Amazing application!
Works with Marantz NR1504
Also on NR1603
Also on NR1604
Excelent application 
Also on Marantz melody media m-cr610!
I tryed all the commercial software, but this is the best one and it’s free!
Great job!
I’m waiting for a new and more stable version.