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manually manipulating dp_cfg.txt
#7
@audio_engr
Yes, you remember correctly. Smile


@markush
Over the last few years I have used several workarounds, some for dual-mono, then the same or others for quatro-mono (but not with all identical amplifiers)...

The first and easiest workaround was after I found out that for dual-mono there are differences between using only RCA cable or RCA+trigger cable: with trigger cable the master can send a larger set of commands to the companion. For example, this workaround solved the problem related to power off / standby from master versus companion. So I used RCA+trigger cable.

Then I saw that some important settings from the configurator (for example, those from bass and treble) are not saved in the configuration file for the companion and neither the master sends these settings/commands to the companion. As a result, the master works with the settings from the configurator, but the companion with the factory default settings.
Here, the workaround was to edit the configuration file for the companion, then I sent it to Devialet for CRC validation.
It worked, but it was inconvenient to make changes in the configuration, because I had to involve the support from Devialet.

After I switched from dual-mono to quatro-mono, the first problem was that the configurator does not support the chaining of 4 different amplifiers (although technically amplifiers can handle this situation - pure and simple, it is not included in the configurator).

One workaround was to try to "extend" the RCA+trigger configuration from 2 to 4 amplifiers, but I failed: it worked, but some random problems appeared. Probably the changes I made in the configuration files were not 100% correct.

Another workaround was to chain two dual-mono configurations. As far as I remember, it worked, but I already had the ambition to find a better solution.

Another workaround was to put all 4 amplifiers in a Roon zone, but I had some problems/limitations (I don't remember which one) and anyway the solution was dependent on Roon.

Another workaround was to define 4 dual-mono configurations in the configurator, and to put the 4 configuration files from the masters in the amplifiers (I didn't use the configurations from the companion at all). The remote control was common and all 4 amplifiers were simultaneously controlled by it (they did not use the controls from RCA, because they were all masters).
I used this one for several years and it is a very good workaround, because it eliminated all the configurator bugs specific to dual-mono.

But, a few months ago I saw @hamster28 post in another thread and I wanted to try to make the correct configuration files for quadro-mono, that is, as the configurator should have done them (be it without some/all of the bugs the specific dual-mono ones, obviously).
I succeeded, but after a few days of designing the configuration files and after several failed/successful tests.
So, @hamster28, thank you again for this wonderful and savior software!

I have only one more step to do: now the 4 amplifiers are connected only by RCA cable. I have to insert the trigger cable as well.
But this is not an emergency, so I will do it when I have time...
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RE: manually manipulating dp_cfg.txt - by daniel.avasilichioaei - 22-Dec-2023, 16:51

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