$7.07 Buy It Now or Best Offer
free,30-Day Returns
Seller Store outsportstore
(4833) 96.4%,
Location: jinhua
Ships to: US,
Item: 365140498091
Restocking Fee:No
Return shipping will be paid by:Buyer
All returns accepted:Returns Accepted
Item must be returned within:30 Days
Refund will be given as:Money Back
Compatible Brand:Universal
Unbranded:Unbranded
Type:DIY power amplifier board
MPN:Does Not Apply
Product Description Feature: Note:It is a spare part, not a finished product, it needs to be assembled by yourself. TDA7297 pure final stage power board parts and kits, plus anti-reverse circuit, effectively prevent chip burnout caused by power supply reverse, component re-layout, hole spacing is standard 3.96mm, easy for direct wire bonding or on board Add standard terminal blocks. The included components, such as the finished drawing, need to be soldered by yourselves. DIY must see: Recently, there are very few customers who say that the board has noise. We analyze the following reasons: 1. Power supply with commercial power supply, 2. No potentiometer. Solution: 1, must add potentiometer, if you do not add potentiometer, you must use two 47K resistors respectively connected to the left and right channel audio input. 2. If using the mains step-down rectification power supply, the 100uf filter capacitor must be replaced by 1000uf or more(the battery supply does not have to be changed). Some customers say that the heat is big, most of them are not heat sink or the radiator used is too small, you must add a radiator, the recommended radiator size is 100x30x45mm(length x width x height), this part does not contain a radiator. ◆Electronic kit ensures that the component quality is no problem, the line is correct, but because of the difference in hands-on ability and technical level, you cant guarantee your DIY success. Because the baby is, the for courier fee is too expensive, so there is no return service. Please be careful. ◆The power supply is designed for DC power supply. It can be directly powered by 12V battery. The voltage range is 9-15V, the recommended voltage is 12V, the output power is up to 15W+15W, the peak power is 30W+30W, and the volume is very small but super shocking. It is suitable for any occasion. ◆ Volume: 34x29x25mm(length x width x height), ultra-small size, suitable for any space. Voltage: DC 9-15V, recommended voltage 12V, current 2A or more Power: 15W+15W Output impedance: 4-8 ohms Net weight: 10g ◆ This power amp lifier board works as high as 90%, which is very energy-saving. It can be played continuously for more than 5 hours with 12V motorcycle battery. ◆ This 12V power supply small-capacity power amp lifier board is worthy of a superb power amp lifier module. The owner uses this power amp lifier board to push two 6.5-inch 100W speakers with the sound. It doesnt feel too hard and the sound quality is super good. ◆ Need to add volume control potentiometer in front of this power amp lifier board, the connection is very simple, as shown in the above figure ◆ Use this power amp lifier board to do your own DIY computer speakers, super saving, the effect is better than the multimedia speaker with a market of more than 100 yuan. ◆ This amp lifier circuit is designed reasonably and has been listed after rigorous testing. There is no annoying shock when starting up, no static noise, really great! Package list: 1*DIY power amp lifier board Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Manual measurement, please allow 1-10mm error. Thanks for your understanding. Payment Payment must be completed within 5 days. If you have any problems about payment, please contact us via ebay message.Delivery details We only ship to confirmed ebay Order addresses. Please comfirm that your Order address is in line with your shipping address. Please kindly note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. It takes about 7-15 working days to US; about 10-30 working days to other countries. Transit time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance. Contact us We strive for 100% customer satisfaction! Positive Feedback is very important to us. If you have any questions, please feel free to contact us via “Ask seller a question” . We will reply your email within 24 working hours.
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