What character(s) does a bitstring is encoded in each character set?

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f3f3f3f3f3f81913f414d403f3f3f3f3f3f3f81913f414d4042???????‘?AM@???????‘?AM@B
SJIS-WIN3f3f3f3f3f3f3f81913f414d403f3f3f3f3f3f3f81913f414d4042???????¢?AM@???????¢?AM@B
EUC-JP3f3f3f3f3f3f3f81913f414d403f3f3f3f3f3f3f81913f414d4042??????????AM@??????????AM@B
UTF-83f3f3f3f3f3f3f81913f414d403f3f3f3f3f3f3f81913f414d4042??????????AM@??????????AM@B
UHC3f3f3f3f3f3f3f81913f414d403f3f3f3f3f3f3f81913f414d4042???????걨?AM@???????걨?AM@B