No Image
AmplifiersHeadphone AmplifiersPre-AmplifiersDiscontinued
Estimated price (community-sourced)
$565
Around — community and catalog average, updates slowly
About the S17 Pro
The Aune S17 Pro is a fully discrete, fully balanced Class A headphone amplifier and preamplifier. It uses a Twin JFET input stage and R2R electronic volume control, with selectable 50 mA or 100 mA quiescent current per output transistor. It provides RCA and balanced XLR inputs, 6.35 mm, 4.4 mm balanced, and 4-pin XLR headphone outputs, plus RCA and XLR preamp outputs. Balanced headphone output power reaches approximately 7.5 W per channel into 32 ohms on high gain.
Specifications
Type: Fully discrete, fully balanced Class A headphone amplifier / preamplifier
Input stage: Twin JFET
Volume control: R2R electronic
Selectable quiescent current: 50 mA / 100 mA per transistor
Headphone outputs: 6.35 mm single-ended, 4.4 mm balanced, 4-pin XLR balanced
Preamp outputs: RCA, XLR
Inputs: RCA, XLR
Maximum output power: approximately 7.5 W at 32 Ω (balanced, high gain)
Headphone output impedance: 1 Ω
Dimensions: 288 × 211 × 63 mm
Weight: approximately 3.5 kg