6 In stock
MM/MC Phono Preamplifier
Moving Magnetic MM Phono Stage Discrete Component Class A Shure Circuit Magnification 120 Times AC18V
Model No: WMM-PASUR18
This is a discrete component class A phono stage amplifier with reference to Shure circuit, which has a good sound quality.
1. Magnification: 120 times
2. Input impedance: 47K ohms
3. Power adapter working voltage: AC220V
4. Power adapter output voltage: AC18V
5. Size (L*W*H) 120mm*100mm*40mm
6. Weight: 1.2kg
1. MM/MC phono stage x 1
2. AC220 to AC18V power adapter x 1
Wire Connection Diagram
Learn more about stage amplifier
Phono stage amplifier is designed for a phono signal amplification while using Turntables amplifier inside for special sound equalization circuit (RIAA) for restoring vinyl, it cannot be used for other purposes.
Method for checking noise sources
After phono player connected with the phono amplifier stage, if there is a significant low-frequency noise, you need to check in which part of the noise. First unplug the phono amplifier input signal cable to disconnect connection between them, if the low-frequency noise disappeared or significantly reduced, that may explain the noise from the phono player; obvious if the same or reduce low frequency noise , the noise it is very likely to put itself caused by phono amplifier.
It may cause a greater frequency noise that no specialized non-standard phono ground wire.
Generally, nonstandard phonograph is a turntable part of music center to cope with this set of sound designed, when external phono amplifier put to ground that could cause a large hum due to the different ground ways.
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