Hi group, Would it not be feasible to design a way to perform this 'equalization' automatically via software?
Regards, Per-Tore On 4 May 2010 22:20, Alberto I2PHD <i2...@weaksignals.com> wrote: > > > On 5/4/2010 8:34 PM, Garey Barrell wrote: > > One thing I would add. BEFORE using the "software" Image Rejection, > Fine Tune the GAIN balance by adjusting the Left Channel control for > best suppression. > > Someone else, somewhere, suggested leaving the LEFT GAIN at minimum with > the RIGHT GAIN at 10 o'clock. I believe the GAIN controls must be > turned up somewhat, otherwise the S/N ratio will be degraded. > > So it might take some playing with the GAIN controls to get the best s/n > ratio, AND "equal" gain through both channels. > > > Garey, > > correct, it is best to try to achieve the best balance (read : image > suppression) acting on the hardware (Tayloe mixer, post amplifiers and sound > adapter controls) > with the software adjustments still at zero. > Only when you are not able to balance it better, then use what the software > offers you to fine tune that balance. > > Regarding the Gain controls, remember that, as written in the documentation > of the sound adapter, those controls adjust the "additional" gain given to > each channel... > They must not be regarded as a conventional volume control, where the zero > position means that no gain is applied.... in the E-MU 0202 each channel has > a base gain, which is not > that low, that can increased, if need be, using the controls on the front > of the adapter. So leaving the right channel gain at zero does not incur in > a bad S/N ratio. > The two channels are slightly different from each other, as one is meant > also for the microphone, while the other isn't. That's why it is advisable > to increase slightly from the zero > position the left channel "additional" gain. It is too easy to wrongly > adjust them so to incur in a bad saturation situation.... I know... by > experience.... :-( > > 73 Alberto I2PHD > > >