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Product: BOYUURANGE Reisong A12 EL34 12AX7 (ECC83) Hi-Fi Audio Stereo Single-end Class - A Tube Amplifier Amp
Brand: BOYUURANGE
Relevance: Substitute
Reisong A12 Amp is an upgraded version of A10, could use more replacement models of tubes without convertor. Come with Tube Cage.
Point to Point hand welding, preferred audiophiles, output transformer switch to the 76x40 higher end output transformer.
Please pay attention before buying!! Nice sound but LOWER POWER.If you like high power or your speakers do not match, it may cause sound distortion.
Specification:
Output Power: 6W * 2 (Ultra-linear).
Frequency response: 20Hz - 28KHz.
Output Impedance: 4,8Ω.
Total harmonic distortion: ≤ 1% (1kHz).
SNR: 88dB.
Voltage amplification: 12AX7(ECC83) × 2.
Power output tube: EL34 × 2.
Rectifier tube: 5Z4PJ × 1.
Input sensitivity: 750MV.
Input impedance: 100KΩ (2 groups input)
Dimensions (W × D × H): 310 × 268 × 165mm.
Power Supply Voltage: AC 110V - 120V / 50Hz-60Hz (For United States)
Power consumption: 78 watts
Features:
Power Transformers: new imported 0.35, stack thickness 50MM (96-50).
Output transformer core: new imported 0.35 (76*40upgrade version).
Chassis: imported mirror stainless steel chassis.
Corners aluminum column: high-grade aluminum CNC machining, diamond knife speed car system.
Output Block: High-grade export base, with a transparent cover.
12AX7 (ECC83)pre-voltage amplification.
EL34 as power output.
Potting type output transformer, to ensure the stability and reliability of the output transformer, especially in the southern humid places, have a more reliable performance.
Output transformer with a new imported 0.35 core manufacturing, high-purity copper wire package enameled, layered segmentation, string and connection method, divided into three clips two around the system,
Output transformer transformer housing with high-grade stretch hood. High temperature paint surface treatment, bright pattern processes. Nissan ALPS potentiometer.
Imported 0.35 thick core manufacturing power transformers
Please pay attention before buying, We received feedback from many buyers, reflecting that Reisong A12 Amp have not enough power.Please confirm that your speaker is a bookshelf speakers with a sensitivity 89db or more. We don't think Reisong A12 work well with a floorstanding Speaker or the low sensitivity speakers.
Point to Point hand welding, preferred audiophiles, output transformer switch to the 76x40 higher end output transformer.
Reisong A12 Amp is an upgraded version of A10, could use more replacement models of tubes without convertor. Come with Tube Cage.
Vacuum Tube: EL34 x 2,12AX7 (ECC83) x 2,5Z4PJ x 1
If there is no sound from the machine after waiting for a few minutes, Please make sure the power is connected properly. And try pressing the Black Circle Button on the back of the machine (for switching between AUX and CD modes)