UPC1892 Preamplifier Tone Control Board Kits Speaker Amplifiers DIY Mini Preamp Treble Bass Adjustable

The kit is easy to assemble, free of debugging, and you can complete the assembly by sitting in the seat, and experience the fun of DIY.

Adopting a brand-new excellent performance four-channel ring, surround sound super large-scale processing chip UPC1892, powerful performance, we removed the circuit that is not commonly used, and took the tone control part of the main channel to make the circuit simpler and better.

Compared with LM1036, the bottom noise is lower, the sound quality is better, the high and low effects are better than 1036, the treble is clear and crisp, and the bass is strong and powerful.

The UPC1892 treble/balance/volume control is DC, there will be no rustling of the potentiometer, and there will be no interference with the potentiometer using wire lead.

PCB adopts 1.6m thick double-sided glass fiber board, spray tin process FR4 Kingboard board, first-class quality.

Colour: as shown

Material: metal + PCB

Size: 100x50x28mm

Package Contents:

1 * UPC1892 Preamplifier Board

Only the above package content, other products are not included.

Note: Light shooting 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.

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