Transaudio JC-2 Class A pre-amplifier, balanced version

Line characteristics

MKJC-2 Class A amplifier circuit

Full DC line

Without coupling or feedback capacitors, the sound is transparent and pleasant to the ear

Field tube input circuit

The output stage adopts a gold sealed transistor

20mA Class A current

Dual – Single Channel Design

There is no crosstalk between the left and right channels

Comprehensive output protection

2 RCA single ended inputs, 1 XLR balanced input

RCA single ended, XLR balanced dual output simultaneously

Can connect two subsequent stages

True balanced input, output port

Wiring according to American standards

Production materials

All new components

8 filter capacitor arrays

ONLM317, LM337 precision voltage regulator

All aluminum precision chassis

60W customized high-quality fully sealed cast transformer

Taiwan made not counterfeit pure copper gold-plated high-quality RCA terminals

Gold plated IC socket

KOA fever resistor

High quality printing board

Using American ALPHA soldering wire for welding

Inverted parameters for AP testing

Output effective value: 9.3Vrms

Channel gain: 15.6dB 6.0 times

Signal to noise ratio: 124.3dB

Dynamic range: 124.7dB

Channel crosstalk: -115.4dB

Thanks to the monaural design

THD distortion: 0.000235%

THD+N distortion: 0.000682%

Intermodulation distortion: 0.00112%

Frequency response bandwidth: ± 0.050dB

20-20kHz completely flat