hi windwss,
You say have noise when you on th cdp, it may the the problem on black colour Boxs which close to RCA outop. it may fixed not well or burn.
upgrade may replace all flim caps to ERO MKP 1845 claer sound and lower costs. result quit good.
if no costs problem you may replace m-cap (Supreme silive iol), muiltcap (RTX), jensen (copper foil) and Muscia cap. subject your tasts.
costs around HK$600 to HK$1000.
opa can changed to 2604, lt1057, opa2134, opa 2111, ad827, dy2000 pastic package
cost around between HK$25 to HK$100 each.
thanks. |