hafler DH-100 series 2 vs non series 2

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D

Don Nebel

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Joined 2006
Hafler 100 vs. 100 series 2

I have a Hafler series 1 that I upgraded to series 2 several years ago. The change involved changing the TL 072 opamps for NE5532 op amps and a few resistor and capacitor changes. If I remember right some of the changes reduced the affect of the tone controls.
 
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