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ColibriDDC User Manual
© 2022 Expert Electronics
ExpertSDR2 SOFTWARE DESCRIPTION
For each program receiver (RX1, RX2) you can set the virtual audio cable on the corresponding
tab Receiver 1 and Receiver 2.
Enable - set the Enable checkbox to enable virtual audio cable.
Driver – select the audio cable's or sound card driver type.
RX - select the output for the audio signal received by the ExpertSDR2, which can be
transferred to the third-party software via VAC.
·
Sample rat e – sampling frequency.
·
Buf f er size – size of the buffer.
·
Channels – select the amount of the sound card's or virtual audio cable used channels.
·
Lat ency – signal delay time.
·
RX gain – additional signal amplifying in the virtual audio cable's RX path in dB.
Note:
·
Before enabling the VAC, make sure all settings for audio devices are correct.
3.3.1.2
DSP
On the DSP tab you can see the AGC's and Digital Signals Processing settings.
There are two types of settings in the drop-down menu:
AG C – receiver’s AGC settings.
DSP – digital processing filter's settings.
Receiver’s AG C set t ings
There you can find fine AGC settings. AGC settings are divided by the processing speed on
Long, Slow, Med, Fast and User.
Each settings type has its own tab and differs from others in terms of Attack, Decay and Hang
time.
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