Nadia Pivot
Arrsh Khusaria / August 2026 (348 Words, 2 Minutes)
I thought surviving boards was going to be the most stressful part of my year. I was wrong.
When I finally got back to my desk to resume work on NADIA, I had a very simple, innocent vision. It was supposed to be a cool spatial audio engine. I’d write some real-time sound processing in C, wrap it in Python, pan some audio in 3D space, and call it a day. It was going to be fun.
Instead, I am currently staring into the void, realizing I am now studying the thermodynamics of wooden boxes and writing real-time math to prevent a ₹1,000 piece of paper from violently exploding.
I don’t even know what the scope of this project is anymore…
The “Just for Fun” Project
Here is the brutal realization that derailed everything: digital audio math means absolutely nothing if the physical speakers and the room completely destroy the sound wave before it hits your ears.
If I just write a 3D audio panner and push it through a cheap speaker in a bad room, it’s going to sound like garbage. And worse, people would blame my software. To make NADIA actually work, I had to figure out how physical hardware behaves. That was my first mistake, because acoustic physics is terrifying.
Acoustics
In the past few weeks, I’ve gone down a rabbit hole I may never return from. I learned that subwoofers aren’t just boxes; they are literal acoustic weapons. To get real 20Hz bass, people are building fridge-sized “folded horns” that act as acoustic levers, using the exact volume of a sealed rear chamber to act as an “air spring” so the driver doesn’t tear itself apart.
Then there are the mid-woofers where if the same subwoofer logic is applied then they catch fire.
Realisation?
So, NADIA has evolved. Or mutated.
It is no longer just a spatial audio engine. It is turning into a full-blown Digital Loudspeaker Management System (DLMS).
Because I am broke and can’t afford ₹50,000 studio monitors, I am resorting to digital black magic. The new plan is to go to Chor Bazaar, buy dirt-cheap, generic ₹2,000 drivers, rip out their garbage internal circuits, and wire them directly to raw amplifiers.
From there, NADIA takes over. I am writing Biquad limiters, Linkwitz-Riley crossover networks, and phase-correction algorithms in C to mathematically bully those cheap speakers.
What’s Next (Please Send Help)
Before I can actually hook up the Chor Bazaar speakers, I have to build a “digital sandbox” for the C code. If my math is wrong on a physical speaker, I will send a full-range bass drop into a tweeter and release the “magic smoke” (i.e., cause a small fire in my room).
I need to write a circular ring buffer that processes the audio flawlessly in a digital void first.
I started this project for fun. Now I’m coding safety limiters so my hardware doesn’t self-destruct. Wish me luck.
I need to write a circular ring buffer that processes the audio flawlessly in a digital void first.
I started this project for fun. Now I’m coding safety limiters so my hardware doesn’t self-destruct. Wish me luck.