The Purifi 1ET6525SA Eigentakt Lux Monoblock is a reference-grade Class D Amplifier by Apollon

The Apollon Purifi 1ET6525SA Eigentakt Lux Monoblock is a reference-grade Class D amplifier built around Purifi’s advanced Eigentakt technology, delivering exceptionally low distortion and highly accurate sound reproduction. It is engineered for audiophiles who value transparency, offering a clean, fast, and detailed presentation across the entire frequency range. Despite its compact form factor, it provides ample power to drive a wide variety of speakers with authority and control. The inclusion of a high-quality input stage and op-amp rolling capability allows for subtle tonal customization. Premium components and careful assembly ensure reliability and long-term performance. Overall, it’s a modern, efficient amplifier focused on precision and musical realism.

Specs:

• Amplifier Type: Class D (Purifi Eigentakt 1ET6525SA module)
• Power Output: 450W @ 2Ω / 425W @ 4Ω / 227W @ 8Ω
• Frequency Response: 0 – 50 kHz (+0 / -3 dB)
• THD+N: ~0.00017% (20Hz–20kHz)
• Signal-to-Noise Ratio: 131 dB
• Gain Settings: 12.8 / 20.5 / 27.5 / 29 dB
• Inputs: Balanced XLR / Unbalanced RCA
• Input Impedance: 100 kΩ
• Max Output Current: 25A
• Features: Op-amp rolling (DIP-8), 12V trigger, selectable gain
• Power Supply: Hypex SMPS1200A400
• Dimensions: 350 × 280 × 90 mm
• Weight: ~6.8 kg