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1 par de circuitos de amplificador de potência BRYSTON 28B DIY HiFi estéreo 300W kit de placa amplificadora de som e acabamento

1 par de circuitos de amplificador de potência BRYSTON 28B DIY HiFi estéreo 300W kit de placa amplificadora de som e acabamento

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€86.08€101.27
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Specifications

Brand Name
SENGTERBELLE
High-concerned chemical
None
Maximum Power Per Channel
Above 200W
Origin
Mainland China
Package
Yes
Channels
2 (2.0)
Certification
CE
Model Number
28B SST2

Product Description

Note:


[ Finished Board ]: It has been assembled and tested OK.

[ DIY KIT ]: DIY kit, you need to weld, assemble, and test.

No includes 16 pairs of ON MJL21193/MJL21194 transistors.

Product Details:


Based on the BRYSTON 28B power amplifier circuit.

Output power: 300W/8 ohms (+/-90V power supply)

Working voltage: DC+/-65V to DC+/-90V (left and right channels powered separately)

Transformer parameters:

Use 2pcs 800W or 1pcs 1500W Transfromer

Maximum 65V~0~65V, 65V~0~65V

Minimum 48V~0-48V, 48V~0-48V

0~18V For protection circuits.


Power Transistors: 16 Pairs of ON MJL21193/MJL21194 (Not included, you need to purchase separately)

PCB size: 333 * 112MM



P.s. We have matching Input Switch Board and Power Board , If you need it, Please click on the following image to purchase:




Product information last updated on November 25, 2025