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Assembled Stereo 12AX7 Tube preamplifier board base on Marantz 7 preamp circuit

Description: Details:PCB size: 169x86mm works voltage: AC220V-0-AC220V (above 30mA) 0-AC6.3V (1.5A) 0-AC12V (1.5A) Marantz 7 circuit‘s full of sound, mellow voice, dynamic and low frequency. For many years, it is still a must-see for HIFI fans. In the circuit, each channel uses a 12AX7 for voltage amplification, and DAN1 is connected to a cathode follower as a signal buffer. Its function is equivalent to using an emitter follower, which can have a relatively low output internal resistance, and its circuit features are overall. Loop feedback design, which is a major factor in the Marantz 7 fame. The PCB also can compatible ALPS 27 type Potentiometer.Note: Assembled Board ,have tested it well !(not included 3pcs tubes,but included 1pcs 6Z4 tube)Recommend transformer:https://www.ebay.com/itm/353087080408 pls choose output 2 The case link: https://www.ebay.com/itm/353171914274

Price: 35 USD

Location: 广州市

End Time: 2024-07-27T00:36:24.000Z

Shipping Cost: 5 USD

Product Images

 Assembled Stereo 12AX7 Tube preamplifier board base on Marantz 7 preamp circuit Assembled Stereo 12AX7 Tube preamplifier board base on Marantz 7 preamp circuit Assembled Stereo 12AX7 Tube preamplifier board base on Marantz 7 preamp circuit Assembled Stereo 12AX7 Tube preamplifier board base on Marantz 7 preamp circuit

Item Specifics

Return shipping will be paid by: Buyer

All returns accepted: Returns Accepted

Item must be returned within: 30 Days

Refund will be given as: Money Back

Return policy details:

Brand: SENGTERBELLE

Type: Power Amplifier

Color: Blue

Model: Marantz 7

MPN: Does Not Apply

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