Jupiter 8 Osc Sync is the wrong way around?

The latest in the Jupiter line
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plofstof
Posts: 7
Joined: 06:39, 21 July 2023

Jupiter 8 Osc Sync is the wrong way around?

Post by plofstof »

Have anyone noticed that, on the original Jupiter-8, the Sync function means that Osc1 triggers the cycle of Osc2.

However, in the Jupiter X(m) JP8 model, it is implemented the other way around. Osc2 triggers Osc1.

Does this matter? Probably, because the pitch of Osc1 can only be changed by the octave while the pitch of Osc2 can be changed more granularly. It seems to me this will make it impossible to replicate some of the JP8 sounds.

Anyone has an idea why this change was made, and what the implications are?
Foksadure
Posts: 128
Joined: 12:16, 14 December 2019

Re: Jupiter 8 Osc Sync is the wrong way around?

Post by Foksadure »

ABM models are a superset of the ZEN-Core engine.

There's a great analysis from Paux_xyz @Gearspace on how the models are built atop the classic Roland digital synths 4 partials structures:

https://gearspace.com/board/electronic- ... st15907768

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