Recent content by jonstanza

  1. J

    Spectral DMC-30 SV

    Mr.ack Thank you for your opinion best regards Joao
  2. J

    Spectral DMC-30 SV

    Dear Sirs A question, in the model DMC-30SS of Spectral, which of the inputs this preamplifier has better performance, input XRL or RCA? Best Regards Joao
  3. J

    ... phono stage

    jon
  4. J

    project... power amplifier

    Hi, after a long period of development, finally the element to the power amplifier. The preamplifier, 100% discreet and with a bandwidth DC to 1.2 MHz,-3dB. Careful attention was paid on the circuit board and the choice of components for this to be possible, especially semiconductors and...
  5. J

    project... power amplifier

    HI flex007 thank you
  6. J

    email of spectral audio

    I already resolved this issue, thanks for your help joao
  7. J

    email of spectral audio

    HI Gary I live in Portugal, I tried and I can not make the call, I have no fax. if anyone can help can email private thank´s
  8. J

    email of spectral audio

    hello people, I need your help, anyone know the contact email address of the spectral audio? I need to send an email with urgency. The site does not inform on the contact email address. thanks for your help jon
  9. J

    Happy Third Birthday WBF-Watch For Our New "Ask Our Experts " Forum

    Happy Birthday, WBF Thanks to Steve and Amir! jon
  10. J

    ... phono stage

    last pictures (HQ).... front1 front2 rear "cumprimentos" jon
  11. J

    ... phono stage

    thanks mep
  12. J

    ... phono stage

    but .... continuing Here is the box for the transformer (power supply), is Affixed to the top and bottom surface are closed-cell neoprene damping sheets and mu-metal. the mu-metal is excellent to isolation of magnetic fields. preparing transformer assembly screen printing ..... Mounting...
  13. J

    ... phono stage

    Good question .... Steve I'm in a country that does not value what people do. is a hard way to go. If I were in germany, england, or even in the United States would be different. I'll do the best possible for that to happen. Only time will tell.
  14. J

    ... phono stage

    Here is the motherboard. The line of power supply is based on copper UP-OCC an optimal material to be a ideal transmission line. For the time being, UP-OCC pure copper has been considered the state-of-the-art conductor material in Hi- E nd Audio cable industry. assembling the first...
  15. J

    ... phono stage

    hi jfrech thanks
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