
Rockna Audio — DAC
WaveDream
Pure digital mastery defined by discrete R2R precision.
The WaveDream stands as the cornerstone of the Rockna philosophy, where masterful engineering meets the pursuit of pure sonic fidelity. By rejecting off-the-shelf conversion chips in favour of a fully programmable FPGA-based architecture, Rockna ensures the digital signal is handled with uncompromising precision and total control.
At its core, the WaveDream features a bespoke discrete sign-magnitude R2R ladder design, meticulously engineered to bypass the artifacts common in standard delta-sigma converters. This unique approach allows for constant firmware evolution, meaning your DAC remains at the cutting edge of digital performance long after it reaches your system.
Sonically, the WaveDream is characterised by a natural, holographic presentation that brings a sense of life and weight to every recording. It delivers remarkable rhythmic drive, authentic timbre, and a profound depth of detail that never feels forced, effectively erasing the line between digital playback and an authentic analogue experience.
Key Features
01
Femtovox clock system
02
Software-defined architecture
03
Custom digital filters
04
Integrated digital preamp

Chapter 01
Engineering Philosophy
The WaveDream is built on the belief that digital-to-analogue conversion must be free from the constraints of standard silicon chips. By employing a fully discrete sign-magnitude R2R ladder, the design maintains signal integrity and provides a transparency that reveals the true character of the source material.

Chapter 02
Sonic Signature
Listening to the WaveDream reveals a soundstage that is both vast and meticulously layered, providing a holographic sense of space. It manages to balance high-speed transient response with a tonal density often described as chunky or robust, ensuring that vocals and acoustic instruments are rendered with lifelike presence.
Specifications
Digital processing:High-frequency asynchronous capture digital inputs: 560MHz sampling ; Memory-based PLL, digital domain only: 300 fS jitter ; Custom digital filters: linear, minimum and hybrid phase, 16x ; Filter type: (advanced convolution) : Parks-McClellan, 4820 taps ; Mathematical precision: 68 bit INTEGER ; Stopband attenuation: - 145 dB ; Passband ripple: 0,0001 dB ; Dither: Triangular shaped distribution ; Volume control: custom multiplier array, 256 steps, 0.5 dB step
Dimensions440 x 360 x 90 mm
Weight (net)7.8 Kg
