Soulution 721 Preamplifier

Soulution 721 Preamplifier specifications feature a dual-mono solid-state design equipped with 3 balanced XLR and 2 unbalanced RCA line inputs, 2 balanced XLR and 1 unbalanced RCA outputs, an ultra-wide DC to 1 MHz frequency bandwidth, a high-current Class-A output stage, and an 80-step relay-switched metal-foil resistor volume control with a secondary clickless switching circuit. Powered by a distributed local power supply system with ultra-low-noise linear regulators, it offers custom menu programming for start volume, active input, and channel balance. Precision-engineered in Switzerland, this reference line-stage preamplifier delivers uncompromised signal purity, minimal phase shift, and low output impedance capable of driving long interconnect cables effortlessly without dynamic compression.

Audio reviewers consistently praise the 721 for its ruler-flat neutrality, pitch-black noise floor, and holographic soundstage depth. Critical listening reviews highlight its ability to render massive orchestral passages with incredible dynamic authority and speed, while simultaneously capturing delicate timbral warmth and intricate micro-details. Across comparative tests, reviewers consider its resolution, spatial transparency, and background silence to match or exceed top-tier reference tube and solid-state preamplifiers.

Integrating this Swiss line stage into a high-performance system removes every barrier between source material and power amplification. Listeners experience absolute fidelity, pristine clarity, and effortless dynamic control, making this preamplifier the ultimate foundation for audio purists building an uncompromised reference audio rig.

Brand	Soulution
Type	Preamplifiers
Component Color	Silver
MSRP	$35,000.00
SKU #	99112
Serial #	721-0163
Cosmetic Rating	8 - Very good condition with minimal visible cosmetic wear including a few light marks on the side of this units chassis. These blemishes are only visible upon close inspection, and the unit presents as new from listening position.
Functional Notes	Operational condition of this item is excellent, fully tested and no issues found.
Age	Unknown
Owners	1
Service History	None