XHA902 preamplifier board NE5532 based core: adopts a NE5532 chip with low noise and clean output. Low noise floor: designed to minimize noise for clearer preamplified signals across a wide range of applications. Broad compatibility: suitable for a wide range of preamplifier configurations and amplifiers that accept standard audio signals. Durable construction: built with reliable electronic components for stable, long service life. Compact design: small PCB footprint for easy integration into DIY projects and compact enclosures. Consistent performance: stable output with low distortion and reliable operation. Quality materials: constructed with components and a robust PCB for longterm reliability. Use scenarios DIY hi fi stereo system: insert as the preamp stage between source and power amplifier to improve signal clarity. Upgrade or refurbish: or upgrade the preamp section in existing amplifiers or mixers to reduce noise and improve sound quality. Small form factor projects: ideal for desktop or compact PA setups that require a low noise preamplifier.