Paul you wrote:
"My experience upgrading from a HDP2 to a Sound Devices 722 was that there =
was a noticeable improvement in the clarity and "preciseness" of the preamp=
s while using the same mic, so I feel there are definitely overall improvem=
ents to be had by using a mixer in front of a prosumer recorder."
That's interesting. What do you think is the origin of these improvements?=
>From a technical point of view (I'm an electrical engineer), I can only ima=
gine that there could be perhaps slight differences in the harmonic distort=
ion specification (THD) of the preamps. However, I believe that the additio=
nal distortion that could be perhaps introduced by cheaper opamps should be=
still inaudible.
I believe that the most important and probably audible difference is the lo=
wer cut-off frequency of the 722 preamps:
HDP2: 20 Hz (=C2=B11.0 dB)
SD 7xx: 10 Hz (+0.1, -0.5 dB)
Another issue might be also the placebo effect...
Regards,
Raimund
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