Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303 — RF amplifier
Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303 — RF amplifier。售价 7.99 USD，当前有货，SKU NULL，归类于 PCBs – Breakout Boards – DIY Kits，量化参数待商家补充。
- SKU
- NULL
- Price
- 7.99 USD
- Stock
- 有货
- Category
- PCBs – Breakout Boards – DIY Kits
适用场景 (Applicable scenarios)
- hemp / THC / CBD 产品零售与日常使用
- 礼品、派对与线上线下组合销售
- 配套雾化设备与替换耗材
核心参数 (Core specifications)
- 价格 / Price：7.99 USD
- 待商家补充：产品描述中没有「数值+单位」形式的规格
竞品对比 (Competitor comparison)
- 本站现价 7.99 USD；同级竞品报价需商家提供后补全
- 可核对型号 SKU：NULL，便于与竞品逐项对照
- 待商家补充：原厂/第三方参考价与差异结论
常见问题 (FAQ)
Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303 多少钱？ / How much does it cost?
Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303 现价 7.99 USD，库存状态：有货。
Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303 的 SKU / 型号是什么？ / What is the SKU?
SKU：NULL。
Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303 属于哪个类目？ / Which category is it in?
类目：PCBs – Breakout Boards – DIY Kits。
Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303 适合哪些使用场景？ / What is it used for?
RF amplifier 相关场景：hemp / THC / CBD 产品零售与日常使用、礼品、派对与线上线下组合销售、配套雾化设备与替换耗材。
Customize Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303
Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303
1 x Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303 + $7.99
KIT K303 Schematics PDF
1 x KIT K303 Schematics PDF (Out of Stock) + $0.00
Your Customization
Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303
Final product price
$0.00
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Add to Cart
Ultra Quiet 2 channel Mic Pre Amp (Condenser or Dynamic) K303
All parts required to assemble this kit will be shipped to you.
No transformer is provided.
Preformatted board included. ( not an Etched printed circuit board)
Datasheet & Guide will be sent to you via email in PDF file format after your order confirmation.
Description
Pre amplify those weak mic signals or drive microphones signals into line level equipment like PA systems, stereos, TV’s, instrument amps and the likes..
Uses either a 9 volt battery or an external DC voltage from 7v to 30 volts. Ultra low current draw, battery will last for about 6-10 hours depending on battery quality. Supports standard mics (dynamic, crystal) and Electric condenser mics, with either low or high impedance. Uses state of the art NE5532 IC, the same used in Hi-end mixers. Comes with 4x 1/4″ jacks, 2 volume controls, and all parts to get a 2 channel mic pre-amp (stereo) up and running.
(metal project box or a sheilded cabinet to house circuit suggested and not included)
Learn the real assembly as it is up to you to layout your parts on the preformatted board.
Schematics and parts are included to complete this project, along with a quick reference guide for parts polarity and the likes.
Experiment with layouts, try different ones that may be a better method.
Keep parts lengths short, and watch for shorts.
Read the guide included for tips.
” Wholesale discount available for quantity orders. Please feel free to contact us for to ask wholesale pricing.”
“Special discount offer for educational institutions.”
More Information
Same Spec Items
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SKU
A-5217-1
MPN
K303
Can be used with
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