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Equipment connected to the power amplifier sound is very small, you can use this circuit, suitable for audio small signal amplification, can provide about 10 times the amplification.
Suitable for all small signal audio output devices used (such as mp3, set-top box, LCD TV and other audio output devices.
Input and output signal can use 3.5 AUX interface design
Use with power switch volume potentiometer design
3.5mm front interface can be connected to headphones; can be directly connected to headphones (not recommended to use with power amplifier output)
Color: Black
Power supply: DC9-19V (best to use a linear power supply, switching power supply is prone to humming)
Amplifier chip: ne5532
Power switch: Yes
Power indicator: Yes
Headphone output input interface: 3.5mm ordinary headphone jack and rca lotus jack
Audio input: IN
Audio output: OUT
Size: 87*53*38mm
1 preamplifier
Copyright©2018 datacaciques
Store Categories
Product View
Details
Equipment connected to the power amplifier sound is very small, you can use this circuit, suitable for audio small signal amplification, can provide about 10 times the amplification.
Suitable for all small signal audio output devices used (such as mp3, set-top box, LCD TV and other audio output devices.
Input and output signal can use 3.5 AUX interface design
Use with power switch volume potentiometer design
3.5mm front interface can be connected to headphones; can be directly connected to headphones (not recommended to use with power amplifier output)
Color: Black
Power supply: DC9-19V (best to use a linear power supply, switching power supply is prone to humming)
Amplifier chip: ne5532
Power switch: Yes
Power indicator: Yes
Headphone output input interface: 3.5mm ordinary headphone jack and rca lotus jack
Audio input: IN
Audio output: OUT
Size: 87*53*38mm
1 preamplifier
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-We ship items to Worldwide. Thank you!
-we will ship out the order in 1-2 business days after payment cleared .Since it is international shipping ,delivery time is about 15--28 business days to arrive to most countries.
We accept PayPal payment ONLY, and must be received within 5 days from the date of purchase.
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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.
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