DC 12V-24V Low-pass Filter NE5532 Subwoofer 2.1CH/Pre-Amplifier Preamp Board W

Description

DC 12V-24V Low-pass Filter NE5532 Subwoofer 2.1CH/Pre-Amplifier Preamp Board W
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Product Detail
For DIY enthusiasts, now really inconvenient to use, after all, easy to find a single power supply, dual power to get up more trouble, to ensure the effectiveness of the premise, we have developed a
single-supply low-pass filter
plate can be directly and amplifier using a set of power sharing is very convenient, welcome everyone to buy, what are the strength of our school, and the use of very standards.
Performance parameters:
(A) innovative use of a single power supply and power amplifier board can share power, very convenient, the op amp using
NE5532
, welded op amp IC holder, easy to replace the op amp to enhance playability, and all are Philips CBB capacitance capacitors, potentiometers uses high-quality sealed units produced potentiometer.
(B) with a full-range signal to adjust the volume potentiometer, very convenient to 2.1 amplifier board preamp.
(C) The LED monitor real-time power status.
(D) Dual-panel design, and strive to simple signal transmission, signal to noise ratio is very high.
(E) Input voltage:
DC10-24V
.
(F) can be a single / dual-channel input and mono output.
(G) PCB ultra-hardness FR-4 fiberglass board, board size: 82x30mm, excluding protruding parts, thickness: 1.6mm.
(H)
frequency adjustment range 22Hz-300Hz
, this frequency range is not the human voice, so-called low-pass only low-frequency output, to be added after stage amplifier power amplifier board can be used. The intensity of low-frequency performance with power amplifier board and speakers match, please choose a different amplifier board and subwoofer (passive subwoofer) according to different occasions.
Package Included:
1x Low-pass Filter NE5532 Hifi Subwoofer 2.1CH Pre-Amplifier Preamp Board
4x Cables
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Warranty
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Feedback
We appreciate your feedback very much. As it will motivate us do better. If you have any questions with our goods or service, Please kindly contact us firstly before leaving negative feedback. Thank you in advance
Warranty
1. All merchandise will be carefully test before shipping. We will try our best to avoid any quality problem.
2. We promise warranty for quality in one year and we will repair it free of charge. The returning shipping should be paid by customer.
3. If you are not satisfied with the product, Please contact us. We'll provide you a satisfying solution.
Shipment
1.Normmly we will send the goods within 1-3 working days after your payment is verified .
2.Please check if the goods are in good condition and sign before the delivery man leaves.If you find the product is lost or damaged on the way. Please take photo and let the delivery men confirm it. Then we will help you let the shipping company compensate you.
On Jun-05-19 at 06:55:43 PDT, seller added the following information: