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any way to generate harmonic from basic frequency?

SigmaDSP & SigmaStudio PowerPan Oct 12, 2025 00:00 5 replies Original on forum ↗
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PowerPan Question
Oct 12, 2025 00:00

Hello

The previous analog design uses a JFET input, while the new design uses an OPAMP + DSP(ADC/DAC) to do signal processing.

need to know how to generate harmonic from

to

Best regards

Power Pan

Audio Signal Processors

software

sigmaStudio 4.7

adau1761 adau1701

SigmaDSP Audio Processors

adau1761

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PowerPan Reply
Oct 12, 2025 00:00

The multiplier could work, but I don't want to put so many multipliers there. any better way out?

Harishgowtham Reply
Oct 13, 2025 00:00

Hello Powerpan,

Please have a look at this thread and see if it's helpful.

Regards,

Harish

PowerPan Reply
Oct 13, 2025 00:00

Hello Harish,

saw the link but it doesn't help. I use multipliers + hardware clip I made it.

Best regards,

Pan

DaveThib Reply
Oct 13, 2025 00:00

Hello PowerPan,

Have you looked at this block to see if it would work for you?

Pitch Transposer [Analog Devices Wiki]

Dave T

PowerPan Reply
Oct 14, 2025 00:00

Hello Dave

thanks for your hint, I tried but it didn't work. the shifted frequency is not exactly 2 times the fundamental frequency(position right most) compared to the multiplier.

Best regards

Power Pan