HIFI audio opamp preamplifier

Hifi audio voor versterker bouw kit met afgeschermde wisselbare opamp. Standaard wordt de NE5532 meegeleverd. Als potmeter zou je de apart leverbare ALPS RK27 potmeter kunnen gebruiken.

1. The op amp is NE5532 , You can You also can use higher end op amp.Example : muses02 and LME49720.
2. double side gold PCB electric resistance is lower, the sound is more outstanding, the appearance is also the ultimate
3. full DC circuit, 0-100KZ frequency is flat, the tone is extended, the details are very good.
4. high-quality regulated power supply, using the best linear regulated power supply on the LM317 lm337. Elna 4300U filter capacitor, brown God Black decoupling
5. all gold plated IC elements facilitate replacement of IC
6. resistors are all adopted in Germany VIS cylindrical resistance, sound is better than DALE
7. collocation aluminum alloy shielding shell, so that the noise is lower, the background is more quiet.
8. compact size, can be directly rely on the potentiometer of the screw, the board is fixed directly in the chassis panel.