Bare PCB Based On Bryston 28B SST2 Power Amplifier Circuit Board PCB 3X PCB DIY

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Bare PCB Based On Bryston 28B SST2 Power Amplifier Circuit Board PCB 3X PCB DIY
Product Description
Circuit board size: Amplifier motherboard: 333 x 112mm
Input board: 250 x 59mm
Circuit board process: two main amplification circuit boards using FR4-grade plate, 2.0mm plate thickness plus 2 ounces of copper and gold-sinking process.
Input plate: Standard FR4 level plate (1.6mm)
Just launched the worship pass 4B, there are many friends asked when can be launched between the flagship 28B, to today's official launch of the worship pass 28B, found that has been more than a year, of which the layout has not known how many kinds of layout (impression seems to have at least 3 kinds), and finally chose the current layout, according to the signal flow from small to large layout, to reduce the interference between the levels, so that the signal more clean transmission.
The input board is also re-laid, according to the original line to do the bridging function, can make the power surge theory 4 times (the actual test is between 2.8-3.3 times), but this game is too expensive, DIY is completely unnecessary.
The actual production of audition, positive and mellow, details, details master very well, very characteristic. In my DIY history, the worship of the good play is temporarily irreplaceable excellent DIY line, it is perfectly possible to let people calm down to listen to a good amplifier circuit.
NOTE:if you need the kits please tell me i will made one for you.
if you need the schematic please contact me after placed your order!
The following test picture (capacity load test: output power 200W, continuous test time of 10 hours, intermittent test ingress for more than 24 hours)
Package including：Bare PCB Based On  Bryston 28B SST2 Power Amplifier Circuit Board PCB 3X PCB DIY（2X main pcb+ 1x input pcb）
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> Items are shipped from China using Airmail, delivery time depends on destination and other factors,reach most of the countries within 10 to 35 business days.
> if you choose the standard shipping method or SpeedPAK the item will get to you with in 20 days.
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United States
SpeedPAK
7-18
Yes
Russian
Post by Air Mail
15-35
Yes
Other Country
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15-45
No
Brazil / Africa
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35-65
No
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Customers may request for an exchange or refund less shipping & handng within 30 days of receipt.
Return of non-defective or wrongly purchased items will be subject to a 20% restocking fee.
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Buyers are responsible for paying the return shipping & handing charges for any replacement or refund request.
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