
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