Hafler bridging circuits : (require Adobe Acrobat Reader)
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DH-200 (124k) |
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DH-220 (172k) |
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DH-500 (136k) |
| (apologies for the quality, it was a crude xerox copy to begin with) |
Hafler DH-200 Test Report : (reprinted from 1980 Audio Amateur magazine)
Hafler bridging circuits : (require Adobe Acrobat Reader)
DH-200 (124k)
DH-220 (172k)
DH-500 (136k) (apologies for the quality, it was a crude xerox copy to begin with)