FiiO A1 Mini 2x14W Class-D Digital Audio Amplifier
The FiiO A1 is an advanced compact desktop stereo amplifier designed to provide high fidelity amplification for playback on small bookshelf speakers or unpowered monitors. It combines both a preamp and power amp in the same chassis, able to take input directly from a line-level source.Feature Highlights- High performance TI OPA2134 audio operational amplifier for preamp circuitry With low noise, low distortion and high conversion rate.- NXP high efficiency Class D TFA9815T power amplifier with BTL output for low voltage and high current capability.- Each of the two sound channels use a different carrier frequency (550KHz / 600KHz) to achieve high fidelity conversion and minimized mutual interference.- "0" dead zone design and protection against overheating, over-current, over-voltage, undervoltage, including detection protection on power up.- Differential input level combined with adjustable negative feedback circuit ensures low noise, low interference and low distortion- On/off mute function- Closed APLS potentiometer ensures low noise and good channel balance- RCA and 3.5mm two audio input, for flexible connections- Minimum output 4 ohm adaptive impedance- Banana plug/terminal outputSpecifications- Output Power: 14W x 2- Impedance: 4-8Ohm- SNR: >=86dB (A Weighted)- Distortion: 0.06% (1W)- Frequency Response: 10Hz-25kHz- Power Supply: 12V/3.5A DC- Size: 166mm x 96mm x 56mm- Weight: 481g