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  • Willsenton R-11 Pre-Amplifier Phono Stage EH6922 Tube Preamp MM/MC Balance (Silver)
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R-11 Pre-Amplifier Phono Stage EH6922 Tube Preamp MM/MC Balance (Silver)

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Purchase options and add-ons

  • Adopting a specially developed square power transformer for this machine.
  • The circuit of this machine uses 4x 6922 vacuum tubes.
  • Five sets of signal inputs (PHONO, CD, AUX1, AUX2, BALANG)
  • High voltage power supply uses 2x6Z4 vacuum tubes for gallbladder rectification.High and low frequency adjustment functions, with a direct selection switch added.
  • Infrared function remote.
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Product information

Technical Details

Brand ‎Willsenton
Manufacturer ‎Willsenton
Place of Business ‎China, Guangdong
Mounting Hardware ‎Power Cord
Number of Items ‎3
Output Wattage ‎45 Watts
Voltage ‎120 Volts
Manufacturer ‎Willsenton
Product Dimensions ‎40.64 x 43.18 x 12.7 cm; 17 kg
ASIN ‎B0FCSD1P2M

Additional Information

Date First Available Nov. 14 2025
鶹 Rank

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Willsenton R-11 Pre-Amplifier Phono Stage EH6922 Tube Preamp MM/MC Balance (Silver)

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Product description


Feature:
Adopting a specially developed square power transformer for this machine.
The circuit of this machine uses 4x 6922 vacuum tubes.
Equipped with PHONO input MC/MM switching function.
High voltage power supply uses 2 6Z4 vacuum tubes for gallbladder rectification.
High and low frequency adjustment functions, with a direct selection switch added.
Five sets of signal inputs (PHONO, CD, AUX1, AUX2, BALANG)
Infrared function remote control.
Equipped with five feedback adjustment levels, users can freely choose different feedback levels
To achieve diverse sound effects.
This machine has two sets of RCA outputs and - group balanced output functions.
Power on delay function (approximately 30 seconds)
Select imported A-L-P-S high-end potentiometer.


Specifications
Gain: 18dB
Frequency response: 15Hz-35KHz (-3DB)
Harmonic distortion: 0.9% (1KHz, weighted by A)
Signal to noise ratio: 93DB A weighted
Input sensitivity: 360mV
Input impedance RCA: 100KΩ
Input impedance balance: 47KΩ
Output impedance RCA: 5KΩ
Output impedance balance: 1KΩ
Vacuum tube: 6922EHx4, 6z4x2
Net weight: 17kg
Whole machine volume (WxDxH): 431 x 410 x 130 mm
Power supply voltage: 115V~230V+5% (50Hz)
Power consumption: 45W

PHONO specifications
Gain MM: 48dB
Gain MC: 72dB
Harmonic distortion: 0.06%, (1KHz, weighted by A)
RIAA bandwidth:+0.5dB (20Hz-20KHz)
Input sensitivity MM: 6mV
Input sensitivity MC: 0.5mV
Input impedance MM: 47K Ω (approximately)
Input impedance MC: 1202 (approximately)
Signal to noise ratio MM: 85dB A weighted
Signal to noise ratio MC: 75dB A weighted

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Product Summary: Willsenton R-11 Pre-Amplifier Phono Stage EH6922 Tube Preamp MM/MC Balance (Silver)

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About this Item

  • Adopting a specially developed square power transformer for this machine.
  • The circuit of this machine uses 4x 6922 vacuum tubes.
  • Five sets of signal inputs (PHONO, CD, AUX1, AUX2, BALANG)
  • High voltage power supply uses 2x6Z4 vacuum tubes for gallbladder rectification.High and low frequency adjustment functions, with a direct selection switch added.
  • Infrared function remote.

Product description

Feature: Adopting a specially developed square power transformer for this machine. The circuit of this machine uses 4x 6922 vacuum tubes. Equipped with PHONO input MC/MM switching function. High voltage power supply uses 2 6Z4 vacuum tubes for gallbladder rectification. High and low frequency adjustment functions, with a direct selection switch added. Five sets of signal inputs (PHONO, CD, AUX1, AUX2, BALANG) Infrared function remote control. Equipped with five feedback adjustment levels, users can freely choose different feedback levels To achieve diverse sound effects. This machine has two sets of RCA outputs and - group balanced output functions. Power on delay function (approximately 30 seconds) Select imported A-L-P-S high-end potentiometer. Specifications Gain: 18dB Frequency response: 15Hz-35KHz (-3DB) Harmonic distortion: 0.9% (1KHz, weighted by A) Signal to noise ratio: 93DB A weighted Input sensitivity: 360mV Input impedance RCA: 100KΩ Input impedance balance: 47KΩ Output impedance RCA: 5KΩ Output impedance balance: 1KΩ Vacuum tube: 6922EHx4, 6z4x2 Net weight: 17kg Whole machine volume (WxDxH): 431 x 410 x 130 mm Power supply voltage: 115V~230V+5% (50Hz) Power consumption: 45W PHONO specifications Gain MM: 48dB Gain MC: 72dB Harmonic distortion: 0.06%, (1KHz, weighted by A) RIAA bandwidth:+0.5dB (20Hz-20KHz) Input sensitivity MM: 6mV Input sensitivity MC: 0.5mV Input impedance MM: 47K Ω (approximately) Input impedance MC: 1202 (approximately) Signal to noise ratio MM: 85dB A weighted Signal to noise ratio MC: 75dB A weighted
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