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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f818f3f818f3f3f3f3f3f3f3f3f3f3f3f3f3f3f6442????????????????dB
SJIS-WIN3f818f3f818f3f3f3f3f3f3f3f3f3f3f3f3f3f3f6442?¥?¥??????????????dB
EUC-JP3f818f3f818f3f3f3f3f3f3f3f3f3f3f3f3f3f3f6442????????????????dB
UTF-83f818f3f818f3f3f3f3f3f3f3f3f3f3f3f3f3f3f6442????????????????????dB
UHC3f818f3f818f3f3f3f3f3f3f3f3f3f3f3f3f3f3f6442?걦?걦??????????????dB