Douk Audio VOL-3 High Precision Passive Preamp Volume Controller HiFi Pre-Amplifiers Match Power Amplifiers Or Active Speakers

Warm tips1. Please use high-quality RCA cables with good shielding performance, otherwise there will be noise.2. With no gain, no any amplification, only control the signal from the audio source to the backend devices.Why use passive preamp?Many sound source such as HIFI PC sound card, DAC, CD players, are with high output signal, some active speakers and pure power amplifiers have high gain themselves, so they needn't match active preamp to amplify the signal. Passive preamp is the best choice to reduce the sound rendering at the most extent because of no power transistor.FeaturesPassive preamp with no gain: Designed without built-in gain, the passive preamp is suitable for connecting to HiFi PC sound card, DAC and CD players with high output signal, as well as active speakers and pure power amplifiers with high gain themselves.Lossless audio performance: Enjoy pristine audio quality without any coloration or distortion. With the only standard RCA input and output, and a simple volume knob, the design focuses on delivering the purest sound without unnecessary functions.  High-quality ALPS potentiometer: Featuring ALPS A50K dual potentiometer without stepping, the passive preamp allows for smooth and precise volume control, ensuring an optimal listening experience.Superior RCA terminals: Equipped with US CMC-816U RCA connectors made of oxygen-free copper and plated with 24K gold, ensures signal clarity and durability, minimizing any loss in audio quality.Elegant and portable design: Housed in a CNC-machined full aluminum alloy chassis, the preamp is both stylish and compact, making it easy to integrate into any audio system while enhancing the aesthetic appeal.ParametersBrand: NobsoundModel: VOL-3Audio input: Stereo RCAAudio output: Stereo RCA Power required: NoColor: BlackDimensions (WDH): 945243mm / 3.702.051.69inPackage dimensions (WDH): 1808870mm / 7.093.462.76inNet weight: 224g / 0.49lbPackage weight: 300g / 0.66lbPacking list1* Passive preamp