
Announcing the release of the Q Audio DSP Library v0.9 beta: https://github.com/cycfi/Q Q is a cross-platform C++ library for Audio Digital Signal Processing. Aptly named
The Nu Series Modular Active Pickups are hacker friendly, general purpose pickups that can be used in a variety of applications.
The Nexus-GK is a flexible, and hacker friendly breakout box that connects your multichannel guitar to the outside world.
Announcing the release of the Q Audio DSP Library v0.9 beta: https://github.com/cycfi/Q Q is a cross-platform C++ library for Audio Digital Signal Processing. Aptly named
One of the most frequently asked questions is how to connect the Nu Multi to Roland gear. There are many ways to do it, from
Meredith – Basic Nu Multichannel Setup
There’s this discussion in the Cycfi Facebook group about creating a set of videos and demonstrations on “benefits of independent string processing”. I intend to do
Here’s something nice to start the New Year from Fabio Mittino. The guitar is a Cristian Mirabella archtop equipped with a swappable pickguard loaded with a special
Visualizing the Fourier Transform
I’ve always been fascinated with the Fourier Transform, even at a very young age. I’m also a very visual person and I always think graphically. I
My holy grail… It’s been on the back burner for far too long since after its inception in 2014, giving priority to other projects such as the
A picture paints a thousand words… After more than a year in development, starting from my post about this new breed of pickups, here now
We’ve already worked on a few projects before, using Nu on the acoustic guitar. For such purposes, it makes sense to mount the Nu near
Øivind’s 9 string Strandberg is undergoing continuous evolution. Thankfully, he’s adventurous enough to be on the “Bleeding Edge”, so to speak, and patient enough to
So, it’s been a common question: Will there be a Nu v2 combo like the Nu-XR combo we had before? Well, I’m sorry but it won’t
This is probably the easiest way to wire up a Nu system! How much simpler can it be? This one is for a custom 4-string
We’re always ready to take your Nu Multi Custom orders. Check out the pictures below for some examples. How to proceed: See our standard configurations table below.
Here are more pictures of Meredith. Two words come to mind: elegant simplicity. But hey, that’s a multichannel guitar and she rocks!
Meet Meredith, our first reference design. She’s a heavily customized Fender Stratocaster (with Grover locking tuners, passive pickups: Di-Marzio Chopper neck, EMG passive bridge and
Nu Multi for Bowed Instruments
Busy, busy, busy… Yesterday, I presented a scheme for the skewed Multiscale Nu Multi. Today, I’d like to present a scheme for Bowed instruments. I’m getting
It seems we’ll be making more custom Nu Multis. There are a few in the pipeline. Here’s a 3D rendering of a custom Nu Multi
halldorophones Here’s a very interesting musical instrument. A project of Halldór Úlfarsson, the halldorophone utilizes feedback to generate harmonically rich drones from six strings, with
I take pride in giving attention to the finest details, to the point of obsession. All our projects are accompanied by well presented documentation. Hey,
If I didn’t know any better, I’d say this was a 3D rendering. Look at that clean, sleek lines! I’m very proud to say we’ve
Previously, I introduced the Tone Block, a passive second-order (two-pole) resonant RLC filter with variable frequency and Q (resonance). It’s a simple and economical alternative to our Resonant Filter —
Good day Y’all. I’m so proud to finally release the complete family of the Nu v2 along with the Nexus v2! We worked so hard on
Overview The Tone Block is a passive second-order (two-pole) resonant RLC filter with variable frequency and Q (resonance). It’s a simple and economical alternative to our Resonant Filter,
I’ve been wrestling with noise since the early days of the 6 pack project from whence the Nu project began. It’s enemy number one for me.
Fast and Efficient Pitch Detection: Synth Tracking
Updates: check out Revisited, and the Q Audio DSP Library. A couple of posts back, I wrote about Bitstream Autocorrelation (Here and Here). It was an
You’ve been waiting for this. I know! Well, here now is the final production prototype. The Nu v2 Multi is based on the Nu v2
Modula Pre-Production Prototype
Cycfi’s new baby is coming very soon: A full-range, semi-modular pickup: Modula. If you haven’t heard about this yet, go check out the New Breed of
The Nu version-2 capsule is ready to go! Thicker permalloy ring for improved electromagnetic isolation, better string focus and crosstalk reduction. Bobbin-less coil to make
Fast and Efficient Pitch Detection: Bliss!
Updates: check out Revisited, Synth Tracking and the Q Audio DSP Library where this is being actively developed. In my previous post, I introduced my invention, Bitstream Autocorrelation:
Fast and Efficient Pitch Detection: Bitstream Autocorrelation
Updates: check out Revisited, Bliss!, Synth Tracking and the Q Audio DSP Library. So, since last year, I’ve been mulling over a unique, and extremely fast(!) Autocorrelation
Almost immediately after I announced our Roadmap for 2018, the XRs and the current Nu modules went out of stock as people hurriedly grabbed what’s remaining
It’s amazing to see what luthiers are building using our pickups! THIS is a work of art! Exquisite build by Keith Felker of Mother Plucker Guitars
Simplify! I think that will be my mantra for 2018. Looking back, the current product line that we have including the XR Pickups and all
Modula 8 and 9 String Prototypes
So many things to do. So little time! I think Karl Steinberg was right in remarking that I have too many projects happening all at
Fast and Efficient Pitch Detection: Double Trouble
This D string was driving my pitch detector nuts. It’s jumping from fundamental to octave and back all over the place. Can’t make up its
I find it amusing when people talk about the “sound” of the magnet in pickups :-). The magnet has no sound! If you don’t believe
Infinity Update: The FM Synth Driver
A two-operator FM synth offers nice, easy to use, harmonic control over the driven waveform.
Modula Update: Preamp Performance Tweaks
I can’t recall how many times we went back to the drawing board. Design, test, rinse repeat. I only wish turnaround time is shorter than
Modula Update: Nice Little Coils
Nice and clean! I just got a set of sample coils straight from the manufacturer and so we got excited and assembled these guys into the Modula’s dual coil
Look what we have here! It’s the Modula Preamp. It’s a balanced design using the ADA4084 Low Noise, Rail-to-Rail Input/Output, Low Power Operational Amplifiers, with a 625μA supply
Fast and Efficient Pitch Detection
I needed to implement real-time, multichannel pitch detection in software using a small ARM Cortex-M4 microcontroller (MCU). My all-time favorite is the STM32F4 family from
Today, Cycfi Research is honored as the “Engineering Site of the Day” by the wonderful folks at EEWeb! Many thanks, EEWeb!
Modula update: Concentric Pots
Look what we have here! Concentric pots, anyone? We’re developing the next generation Resonant Filter and this might just be the key. Before, we had to
ADA4084: Can it get better than this?
Can it get better than this? Oh, I’m sure it will! I’m pretty sure we’ll see continuous improvements in Op Amp performance over the years.
8-String Flex Upgrade: LTD SC-208
This LTD SC-208 began life as an entry level 8-string for those interested in dipping their toe in the “deep end”. The stock setup included passive
What do you get when you cross the Nu and the XR? The Modula. Our new baby: A full-range, semi-modular pickup that can be used for
OPA1692: The perfect Op Amp for low power audio?
Our Op Amp Shootout page has always been the site’s top post. I’m always on the lookout for new and better Op Amps I can use in our
Complete XR Flex Sets 25% Off Starting Father’s Day
Beginning Father’s Day, Cycfi Research is pleased to offer a 25% discount on complete systems featuring our XR Flex Series extended-range pickups. The discount applies to the
The Nus are back in stock. Sorry for the wait. Folks just can’t get enough of these little creatures 🙂
Nu Update: Roland 13 Pin Adaptor
You’ve been asking for this for a long time now. A gift to the Roland aficionado. Finally, a Roland 13 Pin Adaptor for the Nu Series Modular Active