Thank you David,
I am going to use another preamp Apogee mini wich I have and see the differ=
ence to the Marantz. And I am going to chek the Marantz specifications, aft=
er comparision with the same micros and the Apogee.
--- In wrote:
> freitojos writes:
> > Please can someone said to me if this sample is cliping, the preamp bot=
on in the marantz was very strong.
> > https://soundcloud.com/freitojos/130623t0800z-water-and
> It is not clipping in the conventional sense but there is distortion at
> frequencies around 5KHz. This sounds like enharmonic or intermodulation
> Listening carefully and looping, the bird is on the right, but the
> distortion products are mid position. This would suggest that the distort=
> is not from the left and right preamps but in a common circuit, and the
> suspicion falls on the phantom supply.
> MKH mics can output large signals without overloading, often over 0dB, an=
> may simply be inputting beyond the spec of the Marantz.
> Try a similar recording as a line input if the Marantz will supply phanto=
> power to line. The level will be low but even on 16 bit sampling you shou=
> be able to bring the level up OK.
> It is possible to put an attenuator, say -20dB, in a phantom power circui=
> The other solution to try would be to put a resistor across each input to=
> match the low MKH output impedance so that it was not running into 4KOhms=
> Nice recording. Different from our Troglodytes.
> David Brinicombe