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| Projetos dos Usuários: Pré-Amplificador HI-FI por Graham Maynard | 
| Pré-Amplificador
      HI-FI por Graham Maynard  /  Northern Ireland 
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|  The Preamp's Bode Response (resposta super plana)  Squarewave Response with 100kHz Input Signal Applied  Total Noise at Output Measured with 600R Load  Signal to Noise Ratio at Output  | |
| PU1LHP | |