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Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs
Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs

Lusya L20 SE Audio Amplifier Board A1943 C5200 Stereo Dual Channels 350W Amplifier Amp Board 4ohm DIY Kits 2pcs

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2PCS L20 SE Audio Amplifier Board A1943 C5200

Performance parameters:
Dual AC power range of 12V to AC dual 45V.
Proposed dual-voltage AC 36V.
THD = 0.009% 1K HZ 50W 8R
SR = 35V / US
Noise 92DBU
EIN = 114 DB
Frequency Response 20-20KHZ ±0.5 DB
34 times the voltage gain
All resistors are precision 1% precision resistors copper feet, including the output of high-power high-precision resistors are used.
Double-sided FR4 PCB 2MM thick plate, 75 UM thick copper wire.
The PCB area 113MM width and height 71 MM
All capacitors are imported original.
Four pairs per channel audio power tubes imported original ONSEMI.
High-quality NIPPON CHIEMI-CON series of high-grade LOW ESR decoupling capacitors.
And nichicon or RUBYCON series.
Romote the use of tubes and high-power tube ONSEMI NJW0302G NJW0281G
Toshiba A1930 C5171 and audio-specific import original transistor.
Suite two boards, one board a channel. L20 must use the original transistor, not free to replace other brands and models.
Description:
1.Designed the L20 post-amplifier.
2.PCB size: 110 * 54 MM
3.Very good with excellent control, low distortion, wide range of voltage support.
4.High-power high-current output load.
5.Each channel 2 of ON Semiconductor original power tubes 2SA1943/2SC5200, the maximum load current of 20A.
6.Voltage support a wide range of installation of each channel can be any two pairs, four pairs of high-power tube.
7.Standard suite of high-power tube per channel 2.
8.Power :200W8R 350W4R DC ±65V
Note:DIY kits Need to build up by yourself

Package included:

2Pcs Hifi Amplifier Board

Brand Name:
LUSYA
Certification:
NONE
Origin:
CN(Origin)
Maximum Power Per Channel:
Above 200W
Model Number:
L20 SE
Package:
No
Channels:
2 (2.0)
Type:
A1943 C5200 Amplifier audio Board
output power:
350w
Supply voltage:
DC 15-65V
Size:
110*54mm

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Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

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We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of Buying & arriving (i.e. not cleared by customs, delayed by a natural disaster).
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*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

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Please do not send your purchase back to us unless we authorise you to do so.

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