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Item specifics
  • Package: Yes
  • Model Number: L159-4
Product Description

Upgraded Version ZERO-ZONE 2015 Version Headphone amplifier Kit base on Lehmann Linear amp

 

Operating voltage: Recommended AC15V-0-AC15V

PCB Specifications: 105 * 150mm * 1.6mm

Frequency response: 10Hz (-0.3db) - 35KHz (-1db)

Distortion: <0.001% (6mW / 300R)

SNR:> 95db

Output power: 200mW / 300R; 400mW / 60R

Power consumption: <5W

Input impedance: 47kΩ

Adapter Impedance: 8 - 2K

Output Interface: 6.35mm X 2

LINE OUT: 60Ω

PHONE OUT: 5Ω

The kit come with the ALPS blue Potentiometer.


Upgraded Version Highlights

Upgrade the main electrolysis with nichicon KG type II 3300uf 25V.

Upgrade decoupling capacitance with nichicon MUSE 100UF 25V and WIMA.

Upgrade the high-quality gold-plated headphone jack.

Upgrading the op amp to BB OPA2134.

Upgrading the main resistance to the Philips brand.

Using Precision paired genuine Toshiba A1358 C3421

 

Note: this is a DIY kit, all the component need yourself to solder it. if you want buy the assembled board, need more 7USD
 

we can provide the parts list and schematic via email.





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Packaging Details
  • Unit Type: piece
  • Package Weight: 0.3kg (0.66lb.)
  • Package Size: 12cm x 12cm x 12cm (4.72in x 4.72in x 4.72in)
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Packaging Details
  • Unit Type: piece
  • Package Weight: 0.3kg (0.66lb.)
  • Package Size: 12cm x 12cm x 12cm (4.72in x 4.72in x 4.72in)
Payment
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