Beware: winding post... As far as I understood it, the main conceptual difference between the 259e and the 261e is that the 259e's sound generation path is all digital (modulator osc, principal osc and waveshaper are digital), whereas in the 261e has a hybrid sound generation path with the modulator and principal oscillator still being digital and the waveshaper being analog. Please correct me if I am wrong. I tried out the 261e at NAMM–I know, this is most certainly not the best environment to do the qualities of any instrument justice–and noticed that when FM'ing the modulator with the principal, and gradually increasing the modulator pitch to its top registers, the FM result at the principal output turned into some sort of digital noise in the upper registers of the modulator. I guess this is a result that is to be expected given the digital nature of both modulator and principal being digital, right? Reading Thomas' original post made me recall this NAMM experience. Now, if both modulator and principal oscillators were analog, I guess (a) the FM result were different (no digital noise), and (b) the ranges of the fundamentals of the oscillators were not limited to 7040 Hz. (Assuming that the resolution of the 200e's storage system can be scaled to accomodate a wider oscillator frequency range). If I now take at Cuari7's comments about the quantizing errors at the waveform generator's frequency control inputs into account, which led to him buying 259 (not 259e) waveform generators, it looks to me that there might be a need in the 200e community for yet another Buchla waveform generator, one with not only the waveshaper being analog, but also the principal and modulator oscillator being analog. Or am I misinterpreting things here? Best regards, Jan-Hinnerk
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Re: [200e] Re: 261e or 259e capable of higher frequencies?
2008-09-28 by Jan-Hinnerk Helms
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