UPC1892 Preamplifier Tone Control Board HIFI Fever Level Power Amplifier Front Board Speakers DIY
US$24.99
UPC1892 Preamplifier Tone Control Board HIFI Fever Level Power Amplifier Front Board Speakers DIY

UPC1892 Preamplifier Tone Control Board HIFI Fever Level Power Amplifier Front Board Speakers DIY

availability:In stock

Shipping: Free Airmail
Ship From: China Warehouse
Estimated Delivery: Between

US$24.99

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Product Description

Features:
1. 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.
2. 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.
3. 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.
4. 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.
5. PCB adopts 1.6mm thick double-sided glass fiber board, spray tin process FR4 Kingboard board, first-class quality.
Product parameters:
Product name: DC voltage control UPC1892 fever preamp tone board
Working voltage: AC, DC single power supply, AC 10~20V, DC 12~30V
Current: More than 200MA is enough.
Signal input: 300-600mV
Signal to noise ratio: 90db
Non-linear distortion: 0.01%
Maximum output: about 100mW
Frequency range: 20Hz~20KHz
PCB size: 100 x 50 x 1.6mm  FR-4 double panel
Finished product size: 100 x 50 x 30mm (length x width x height) without potentiometer handle
Net weight of cost board: about 75g
Package included:
1 x UPC1892 Preamplifier Tone Control Board


More Detailed Photos:

UPC1892 Preamplifier Tone Control Board HIFI Fever Level Power Amplifier Front Board Speakers DIY
UPC1892 Preamplifier Tone Control Board HIFI Fever Level Power Amplifier Front Board Speakers DIY
UPC1892 Preamplifier Tone Control Board HIFI Fever Level Power Amplifier Front Board Speakers DIY
UPC1892 Preamplifier Tone Control Board HIFI Fever Level Power Amplifier Front Board Speakers DIY
UPC1892 Preamplifier Tone Control Board HIFI Fever Level Power Amplifier Front Board Speakers DIY

Additional Information

When you order from Alexnld.com, you will receive a confirmation email. Once your order is shipped, you will be emailed the tracking information for your order’s shipment. You can choose your preferred shipping method on the Order Information page during the checkout process. Alexnld.com offers 3 different international shipping methods, Airmail, Airmail registered and Expedited Shipping Service, following are delivery times:

Airmail and Airmail Registered Area Time
United States, Canada 10-25 business days
Australia, New Zealand, Singapore, United Arab Emirates 10-25 business days
United Kingdom, France, Spain, Germany, Netherlands, Japan, Belgium, Denmark, Finland, Ireland, Norway, Portugal, Sweden, Switzerland 10-25 business days
Italy, Brazil, Russia 10-45 business days
Other countries 10-35 business days
Expedited Shipping 7-15 business days to Worldwide

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1) Login To Your Account or use Credit Card Express.

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3) Your Payment will be processed and a receipt will be sent to your email inbox.

Returns

You may return this item within 15 days of delivery for a full refund. We’ll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

If you need to return an item, please Contact Us with your order number and details about the product you would like to return. We will respond quickly with instructions for how to return items from your order.

 

Product not working as expected?

Our Customer Service team are able to resolve most product related issues quickly and efficiently. For the support, please contact our team using the submission form on our Contact page.

 

Returns Eligibility

In order for a return to be eligible for a refund please ensure you return within 15 days from the delivery date of your item.

We kindly ask that you return your item to us in new or lightly used condition with no signs of worn out. If the item is in used condition, please send us the photo to confirm its condition before returning it. We reserve the right to refuse any return if there are any signs of worn out or if parts are missing.

Please be aware, we do cover the cost of the returns fees only if the return is a result of our error (you received an incorrect or defective item, etc.).

All customers should contact us before sending anything to us. We will not be responsible for returned item(s) without notifying us in advance.

 

Refunds

Following a successful inspection of your return we will process a full refund to the credit / debit card or PayPal account which was used to place the original order. 

You should expect to receive your refund within four weeks of returning your package, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 20 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (3 to 5 business days).

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