Detailed Information About The Product:
Basic instructions:
Dual 12-25V AC power supply, 7815/7915 regulator on the board. DC-powered
Basic specifications:
PCB size: 10.0x5.3cm
Processing technology: KB class board high precision CNC machining
Plate thickness and specifications: 1.6mm KB Aeon FR4 sheet
Change the amp method:
10K loaded 4K7, 100K and not installed, 4K7 position short-circuit or load 10 ~ 47 ohm resistor. (Our default hair level, need to change the amp friends please change, resistance self match.) This circuit uses the English machine music fax A1 front and volume control of the original line, easy assembly, good impedance matching and volume adjustment Smooth inherent advantages. In terms of sound performance, you can broaden the sound field, increase the dynamics, and increase the resolution.
It is also possible to change the sound trends by replacing different dual opamps according to their preferences. Most dual op amps can be used directly
Material: plastic
Color: as shown
Package Contents:
1pc Music Preamplifier Board
Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
About Us
We provide the good product with the best price,we support Wholesale/Drop Shipping Order
1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.
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About Shipments
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About After-sale Service
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