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2021 Free Shipping HIFI PASS A3 Single-ended Class A Power Amplifier Board 30W+30W AMP ( 2 Channel) tube amp Audio Amplifier Boards
Code: TD-1005002610943409
9 orders
Free Shipping
$ 89
Other people want this. 15 people have this in their carts right now.
| Brand Name: | SENGTERBELLE |
|---|---|
| Certification: | CE |
| Origin: | CN(Origin) |
| Maximum Power Per Channel: | NO POWER |
| Model Number: | PASS A3 |
| Package: | Yes |
Product Details:
(Tube amp Style) PASS A3 Single-Ended Class A Power Amplifier Kit. Free debugging. if Welding is correct. connect power will can works.
Reference to Famous PASS A3 circuit . All the FET are equipped same with the origianl machine, the input differentialTransistors using the new US FU9210, the power Transistors using the new origianl N-channel IRFP250, FET after precision matching,
Sound style: Sweet and mellow, music taste very good, transparent.sound will be better than most of General amplifier.
PCB Size: 122MMX74MM
Operating voltage: Recommended DC: + - 25V
( the Transformer voltage recommned AC20V-0-AC20V. transformer power above 200VA)
Power: 30watts @ 8ohms; 60watts @ 4 ohms
Distortion rate @ 1 KHz: 1% at rated output;
0.003% @ 5 watts into 8 ohms
Input impedance: 36kohm balanced, 18kohm single-ended
Output noise: <300uV unweighted 20-20kHz
Dynamic range: 140dB
Gain: 26 dB
Signal input support: balanced input or unbalanced input
Note: single-ended class A has huge heat! A heat sink must be installed before power on. Otherwise it may burn board.Recommended each board radiator greater than 2kg.
DELIVERY ESTIMATE
We processes orders between Monday and Friday. Orders will be processed within 5 business days of ordering and shipped the next day after the processing day. Please note that we don't ship on weekends.
We deliver your orders in 15-20 working days (free shipping), International orders delivery is subjected to the policy of third party courier service, and differs from country to country basis.
Due to the Covid-19 pandemic, you may experience delivery delays but we are committed to getting your order to you as soon as possible.
Note: Please ensure all delivery information is correct. If there is incorrect and/or missing information, we may be required to contact you to update the delivery information, which may cause delays in delivering your order. Delays may also occur as a result of customs clearance.
RETURN POLICY
At MMO-Dropship we strive to make our customers 100% satisfied with the product they’ve purchased from us. If you are experiencing any shipping or products issues, and you’re feeling frustrated, then please send us an email and our team will assist you right away.
We have a 7-day return policy, which means you have 7 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at [email protected]. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at [email protected].
DAMAGED ITEM AND LOW QUALITY
For the fastest resolution, please include a photograph demonstrating the poor quality or the damaged area of the item. The most optimal pictures are on a flat surface, with the tag and error clearly displayed.
We will use this information to help you with your order, and eliminate errors in future.
REFUND POLICY
If you feel the product that you’ve purchased does not show the requirements that you initially had in mind, then you do have the option to request a refund.
Here are the circumstances in which refunds will be granted:
You can get a refund if:
- You aren't happy with your order: You’ve purchased your MMO-Dropship products in the last 7 days and want to return them, we will process full refund as soon as possible when we receive the items from you
- The product you’ve purchased is completely non-functional
- You did not receive your product within 60 business days or 90 business days (South America) of purchase
Please note that refunds can take 3-5 business days to return in your account.
You can always contact us for any return question at [email protected].
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