【理性與熱情】家訪 hojuiyang111

[hojuiyang111]

The first stage of modification consists of 3 things to do :
1. exchange the 10 K resistance with one 68K1, that has the largest effect on sound
2. Offset ICs "O" instead of TL 72 - the IC marker shows always to the front panel
3. IC input "I" instead of AD 843 SQ or 551, at the left side the IC marker is in direction
to the front, at the right channel the marker shows to the back plate.
The AD 843 SQ may remain at originally place depending on personal taste,
the Emitter that sounds a little softer compared to the new input IC "I"