Cute CURVE

Cute Curve Headphone Amplifier

Features 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.
High electric current output can drive headphones of any impedance.
OP amplifier can be changed by yourself to turn the tone.
The Cute Curve lets you enjoy high-quality and awesome sound.

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

* Use in any equipment with Line-out or Pre-out function

Package Contents

* Curve
* DC24V 0.5A power adapter
* User manual
* Warranty card
* Wrench