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**Qiaozhi** · 12-26-2015, 03:41 PM

Originally posted by paku View Post

What Is The Good To Put in R1

R1 is the damping resistor.

**paku** · 12-26-2015, 10:14 PM

i put 680R 2watt 1% is that ok

**kt315** · 12-26-2015, 10:19 PM

**Qiaozhi** · 12-26-2015, 11:38 PM

Originally posted by paku View Post

i put 680R 2watt 1% is that ok

You need to use the correct value resistor to achieve critical damping at the output of the preamp.

R1 470R 2 Watt