FW 2.3 For HP 54600A Oscilloscope
FW for HP 54657A Measurment/Storage/HPIB module
Was dumped from my personal osciloscope. Feel free to use.
MD5SUM:
9976fcf8a9cf0f65941612acf2aabc94 54600A_54600_80008.bin
b513b58f9d58eef7621ab74fc1e8c754 54657A_54658_80004.bin