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Hi-Fi Amplifier > Cute Curve Headphone AMP > Firestone Audio Co., Ltd.

Cute Curve Headphone AMP


Firestone Audio Co., Ltd.

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Firestone Audio Co., Ltd. Cute Curve Headphone AMP photo 1
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Last update: 2010-04-20
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Cute curve is a kind of Class-B Headphone Amplifier with push-pull structure, and 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. OP amplifier can be changed by yourself to turn the tone. Using Cute Curve can easily make 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

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

Service & Technical Support
If you have any problems about using this product, please contact distributors of Firestone Audio Corporation; send the E-mail to the E-mail address of Firestone Audio Co., Ltd. or directly contact to our company. The following is the information of Firestone Audio Corporation:

Firestone Audio Co., Ltd.
Address: Rm. 2, 19F., No.97, Sec. 4, Chongsin Rd.,
Sanchong City, Taipei County 241,
Taiwan (R.O.C.)
Website: http://www.firestone-audio.com
E-mail Address: tech@firestone-audio.com.tw

Specifications > Amplifier > Cute Curve Headphone AMP
ManufacturerFirestone Audio Co., Ltd.
Model nameCute Curve Headphone AMP
Catalog No.4716329380124
Kind of amplifierHeadphone amplifier
Number of channels2
Total Harmonic Distortion (THD)0.0018 %
Signal to noise ratio-104.7 dB
Frequency responsefrom 40 Hz to 15 kHz
Source directNo
Treble / BassNo
Source selectorNo
Standby modeNo
Remote controlNo
Phono inputNo
Available front panel colorsSilver/Black
Available front panel materialsAlumi
Dimensions (Height/Width/Depth)7.7/7.8/10.7 cm
Cute Curve Headphone AMP > Firestone Audio Co., Ltd.

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