Opera PM-7 transistor tube MM/MC hifi Phono amplifier

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  • Product Model: Model: MUIA9831135
  • Product Weight: Shipping Weight: 11kg
  • Product Quantity: 0 Units in Stock

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Opera PM-7 transistor tube MM/MC hifi Phono amplifier
100% Brand New


All items guaranteed 100% BRAND NEW in the original edition Box.



a) PM-7 is a professional-grade transistors MM/MC phono amplifier. Work in a pure DC state, using military-grade operational amplifiers to accurately replay bakelite record sound .And makes precise RIAA equalization amplification for high and low frequency.
b) For matching different types of phonos, PM-7 is with a variety of gain and input resistor selection switch, the gain can be selected by the switch.Separate external power supply, adding filtering measures in the power transformer to make a more pure power and has a more quiet background.


Distortion: 0.001%
Input impedance: 24,25,29,30,130,150,1 K, 47KΩ, 8 kinds in combination according to need.
Input Gain: 2000,1900,1400,1300,850,775,150,80 times, may need a combination of eight kinds.
Output terminal: 1 group (RCA)
Input Terminal: 1 group (RCA)
Ground Terminal: 1 group
Signal to noise ratio: 90dB
Power consumption: 5W
Voltage: 110V(±10%)/220V(±10%)
Dimensions: 80x150x262 mm (HxWxD)
Net Weight: 9kg/a pair
Gross Weight: 11kg/a pair

This product was added to our catalog on Wednesday 31 December, 1969.