Single Low Power DC 9-32V Pass Filter Pre-AMP Bass Subwoofer Amplifier Board
Dual channel input, subwoofer output, then the output amplifier,can not directly connected to the speaker
The multi-stage filter, better bass effect
Specifications:
Power supply voltage: DC 9V-32V DC single power supply
The phase adjustable
Potentiometer from left to right: frequency adjustment, bass volume control
The cut-off frequency: 22HZ-240HZ
Potentiometer shaft center to center spacing: 3cm
Special note:
This board is a preamp board, and is not designed to be directly connected to the speaker. It must be connected to the subsequent stage of an amplifier board for this pre-amp to work.
The so-called low-pass filter to filter out the human voice board is more than treble part, retain the low frequency part is amplified to improve the bass reproduction efforts, people will not hear the sound of musical instruments and high-frequency sound during playback. The buyer must understand knowledge of this area.
PCB size: 6.1*2.6cm/2.40*1.02inch
No Retail Packages
Quantity: 1Set
Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!!
Package Included:
1PC*Module
1PC*Cable
1.We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
2.Orders will be processed instantly and dispatched within 1-2 business days except hoilday, so we do NOT accept any email/message note after you place orders.
3.All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund.
1.We greatly appreciate your POSITIVE feedback. Please do NOT leave negative feedback without asking for help.
2.Please DON'T leave negative or neutral feedback if you haven't received item in 30 days, because we have mentioned the shipping time repeatedly.
1.We accept PayPal payment ONLY, and must be received within 5 days from the date of purchase.
2. It is easy and safe for you to pay by credit cards, debit cards, bank transfers and PayPal account balances.
3.Buyers are responsible for import duties,custom fees and taxes, if any, please check your country.
1.We believe our items are so outstanding. We are convinced you will be happy with your Purchase.
2. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund or resend the item to you after the returned item arrived at our warehouse.
3. Please include your eBay ID and item number with any email requests.
1. If you have any questions, please feel free to email our service specialists.
2.Just contact us using the " Ask the seller a question" link on eBay.
3.Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem.
Dual channel input, subwoofer output, then the output amplifier,can not directly connected to the speaker
The multi-stage filter, better bass effect
Specifications:
Power supply voltage: DC 9V-32V DC single power supply
The phase adjustable
Potentiometer from left to right: frequency adjustment, bass volume control
The cut-off frequency: 22HZ-240HZ
Potentiometer shaft center to center spacing: 3cm
Special note:
This board is a preamp board, and is not designed to be directly connected to the speaker. It must be connected to the subsequent stage of an amplifier board for this pre-amp to work.
The so-called low-pass filter to filter out the human voice board is more than treble part, retain the low frequency part is amplified to improve the bass reproduction efforts, people will not hear the sound of musical instruments and high-frequency sound during playback. The buyer must understand knowledge of this area.
PCB size: 6.1*2.6cm/2.40*1.02inch
No Retail Packages
Quantity: 1Set
Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!!
Package Included:
1PC*Module
1PC*Cable
1.We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
2.Orders will be processed instantly and dispatched within 1-2 business days except hoilday, so we do NOT accept any email/message note after you place orders.
3.All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund.
1.We greatly appreciate your POSITIVE feedback. Please do NOT leave negative feedback without asking for help.
2.Please DON'T leave negative or neutral feedback if you haven't received item in 30 days, because we have mentioned the shipping time repeatedly.
1.We accept PayPal payment ONLY, and must be received within 5 days from the date of purchase.
2. It is easy and safe for you to pay by credit cards, debit cards, bank transfers and PayPal account balances.
3.Buyers are responsible for import duties,custom fees and taxes, if any, please check your country.
1.We believe our items are so outstanding. We are convinced you will be happy with your Purchase.
2. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund or resend the item to you after the returned item arrived at our warehouse.
3. Please include your eBay ID and item number with any email requests.
1. If you have any questions, please feel free to email our service specialists.
2.Just contact us using the " Ask the seller a question" link on eBay.
3.Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem.
Am 16.08.2023 hat der Verkäufer die folgenden Angaben hinzugefügt: