Cute CURVE

Headphone Amplifier

 

 

Features

The Cute curve is a Class-B Headphone Amplifier with push-pull structure, and low noise/low distortion features.

Adopting both Series and Shunt types lets the user select their ideal Volume Control setting.

The High current output can drive headphones of any impedance.

The Opamps in the Curve are changable, you can tune the tone to your unique taste.

 

Technical Specifications

* Amplifier Structure : Coupling capacitor less, Push-Pull with Class-B

* Power Structure : Virtual-Ground power supply

* Gain Control : Low (attenuation 20dB) / High (normal)

* Volume Control : Series / shunt mode selectable

* Headphone Impedence : 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 (From 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

* Compatible with all components with analog line-out or pre-out function.

Package Contents

* Cute Curve Headphone Amp

* DC24V 0.5A power adapter

* User manual

* Warranty card

* 2mm Allen key