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 5A GaN Power Adapter

Price: $199.99 - $189.99
(as of Apr 20, 2025 07:27:20 UTC – Details)



【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