PRT-12A HIFI צינור מרחוק מגביר 12AU7 (ECC82) סטריאו מגבר בסיס על CARY-SLP90 Preamp מעגל

Introduction:

This preamp is reference the USA CARY-SLP90 preamp Circuit , this preamp Different from the traditional tube preamp , slp90 with High detail, medium and low frequency thickness. Using One point grounding , the back is quiet without any noise. The sound is very excellent !!!

There are many tube preamp on the Internet design is not very reasonable. The main manifestation is that the distance between the Tubesis too close. ZERO-ZONE suggests that the distance between the center of each is greater than 40mm.

◆ Support 4 way stereo audio inputs one way output.

◆ With remote control: Power on/off choose input Adjust volume Mute.

◆ Press the selector is standby.Rotate the left knob is adjust the volume.

◆ Using 4 PCS PSVANE ECC82 tubes.

◆ Hi end Oxygen-free copper R-core transformer.

◆ Original Japan ALPS Potentiometer.

◆ High quality frosted Pure copper RCA terminals.

◆ Full aluminum chassis + Stainless steel switch.

Parameters:

● Input voltage: AC 115V or 230V (Optional)

● Gain: about 10 times

● Input impedance:47K

● SNR: 90dB;

● Frequency response: 10Hz--30KHz;

● Distortion: ≤1%

● Size: 362mm*98mm*340mm (W*H*D)

● Weight: About 5.7KG

Package include:

Finished PRT-12A Tube preamplifierX1

Plastic remote control X1 (No battery)

NOTE: We do not provide any cables.