AIYIMA A70 Balanced Stereo Amplifier with PFFB,TPA3255 2 Channel Class D Amp for Desktop Home Theater Bookshelf Speaker, with XLR & RCA Inputs & Trigger Input, with DC48V Adapter

About this item

• 【With PFFB design】The AIYIMA A70 is the first stereo home audio Class D amplifier on the market based on the TI TPA3255 chip with a post-filter feedback loop (PFFB),The A70 Class D amplifier with PFFB implementation,it have no load dependency together with lower distortion
• 【Six-Layer Amplifier PCB Board & Four-Layer Tone Board Design】Provides better electrical isolation and impedance control,Achieve superior sound quality and high performance,Boosts signal stability and audio purity, enhancing performanceand interference resistance for superior sound output
• 【With 12V Trigger Input & RCA audio input】The trigger input to allow one button power up of the audio chain from the source,Simple and convenient; There is a switch to add 3 dB of gain to RCA input. This gain switch can be used to boost the signal input at RCA inputs
• 【With balanced input】the AIYIMA A70 Stereo Amplifier with XLR audio signal input ,This design minimizes interference and reduces noise floor
• 【With RCA & Sub output】Add the sub output with variable filter output,The sub output is controlled by the volume setting,and Added adjustable cutoff frequency (20-150hz/20-600hz) for low-pass filter output,Easily build 2.1-channel Audio systems to match any of your desktop speakers
• 【Professional Audio Components】Simple appearance with professional audio components provides excellent performance,With a measured SINAD of up to 96dB and a SNR of 116dB, it delivers exceptional audio quality.Excellent in Class D amplifiers; And upgraded high-quality terminals help to install more robust speaker terminals
• 【With 48V 5A GaN Power Adapter】The use of GaN transistors allows for high efficiency, low heat, safety, reliability and stability,to delivers strong amplification for your amplifier speakers
• 【Replaceable op-amp chips】Explore subtle changes in sound quality by swapping out op-amp chips to add to your customization fun,such as Sparkos SS3602, MUSES02, OPA2604, OPA2134PA, OP249, AD827, RM4558, LM4562, LME49720HA, etc

Amplifier output distortion scan – 8R/36V/48V