I did the LCclock and op amp upgrades.
I am not very experienced at soldering or modifying electronics.
They were very helpful when I had problems.
The results in terms of sound quality improvement were definitely worthwhile (my CD player is a Sony XA5ES which is a close relative of the XA7ES).
I am not very experienced at soldering or modifying electronics.
They were very helpful when I had problems.
The results in terms of sound quality improvement were definitely worthwhile (my CD player is a Sony XA5ES which is a close relative of the XA7ES).