Cute Beyond is a Pure Class-A Headphone Amplifier with low noise/low distortion features. Adopting both Series and Shunt types can let the users select their ideal type of Volume Control. High electric current output can pretty much drive headphones of any impedance. Using Cute Curve can easily make you enjoy high-quality and awesome sound.

Technical Specifications

Amplifier Structure : Coupling capacitor less, Single-End with Class-A
Power Structure : Virtual-Ground power supply
Gain Control : Low (attenuation 20dB) / High (normal)
Volume Control : Series / shunt mode selectable
Headphone Impedance : 32 ohm to 600 ohm
Circuit Protect : Output short / over current protect
Main OPAmp : TI – OPA2604
Servo OPAmp : TI – TL072

Audio Performance (1kHz sine wave, 2Vrms output)

Frequency response (40Hz to 15kHz) : 40Hz +0.01dB, 15kHz -0.02dB
Noise level (1kHz, A-Weighted) : -104.7dB
Dynamic range (1kHz, A-Weighted) : 104.6dB
THD% : 0.0018%
Stereo crosstalk : -90.0dB

Connectivity

Line Input : 1 of RCA jack
Line Output : 1 of 6.4mm phone jack

System Requirements

Using in any equipment with Line-out or Pre-out function

Package Contents

Beyond
DC24V 0.5A power adapter
User manual
Warranty card
Wrench