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Audio PASS 1.7 Hifi Preamp Full Balance XLR FET Input Output Unbalance Pre-amp
- PASS 1.7 Hifi full balance XLR FET input output preamp unbalance pre-amp
(220V-230V in stock)
- The Preamp ref PASS 1.7 circuit ,2 channel designed on one PCB,But the two channel power supply and GND completly independent ,each channel powered by a independent 40W high grade transformer which gurantee the Separation degree.
- With Germany Original MCAP MKP Coupling capacitance
- ELNA filter capacitor JAPAN TAKAMISAWA Silver contact relay,
- With high grade thick gold-plated PCB (Base 2mm ,Copper foil thickness 75U,beyong the 50U PCB)
Adopting all the new IRF FET transistor (IRF610/9610) Military 718 resistance.Panasonic electrolysis
With aluminum chassis :10MM front pannel ,5mm rear pannel,4mm side pannel,3mm top and bottom pannel
- Neutrik XLR seat Gold-plated RCA
- The voice is very sweet and Extremely please the ear beyond most tube preamp
- It integrated rectifier filter regulator circuit
Function: With blance audio switch (2 set XLR input ,2 set RCA input ,1 set XLR output ,1 set RCA output ) with professional
To solving the conventional problem: -the volume controlled by Potentiometer's Low reliability,Contact sliding noise,lower volume with less dynamic ,Frequency response lower,we using the relay switch way to control the volume,which much more convinent to adjust the volume,and Shorten the signal flow,which improve the sound quality .
- Pass 1.7 is a Full balance input/output preamp
it also can be used as > Unbalance input ,balance output
Balance input ,unbalance output
- Size :435MMX300MMX73MM (Width*Depth*Height)-17.1"*11.8"*2.9"
- Input Voltage :220V/50HZ
- Weight :8kg (17.6lb/282oz)
You can choose the matching function according to your device.
- 1 x PASS 1.7 high grade pramp (no power cable or signal cable)