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HOME  >>  PRODUCTS  >>  Finished Class A Headphone amplifier /preamp base on Lehmann amp(Standard version)
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Finished Class A Headphone amplifier /preamp base on Lehmann amp(Standard version)
Item ID:160040207
List Price:US$106.00
Price:US$95.00
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Basic parameters


works votlage: AC115V or AC230V for choose.


Frequency range 10Hz-35kHz
Adaptation impedance 8-2kΩ
Distortion <0.001% (6mW / 300ohm)
Output power 200mW / 300ohm;
400mW / 60 ohms.
Features power consumption <5W;
Input impedance 47kΩ;
SNR> 95dB;
LINE OUT-60ohm;
PHONE OUT-5ohm;
Channel separation> 70dB / 10kHz.
Input Interface RCA connector × 1 group

Output Interface:   6.3mm interfaces × 2,  RCA Interface × 1 (can be used as preamp)



Internal dimensions: Width 135mm      height 48mm                depth 240mm



main materials:

Opamp is PHI NE5532.
Power transistor is ST BD139 140.
30W R-core Transformer.
Original ALPS 27 type Potentiometer
US CMC  Copper RCA
Ruby main electrolysis, Siemens MKP coupling capacitors, Panasonic decoupling capacitors, resistors made in TaiWan.

 

 

 

Package include: finished headphone amp   X 1

 

default is not include AC cable.

http://www.diyerzone.com/u_file/product/16_04_02/3161dae0bc.jpghttp://www.diyerzone.com/u_file/product/16_04_02/8f80265ff9.jpg
http://www.diyerzone.com/u_file/product/16_04_02/04731406e8.jpg
http://www.diyerzone.com/u_file/product/16_04_02/c349db50b9.jpg

 

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