A1-388 600W 6th Generation Hifi Power Amp Board Audio Power Amplifier Board SZ

Description

Description
A1-388 600W 6th Generation Hifi Power Amp Board Original Audio Power Amplifier Board Assembled
Advantages:
- Dual-chip processing (NEW)
- With midpoint voltage regulation (midpoint voltage 0MV) (NEW)
- With bridge function (one-key bridge switching) (NEW)
- Output with short-circuit protection (NEW)
- Over-temperature protection
- Temperature controlled fan
- Overload protection (NEW)
- Delay protection
Premium Components:
1. WK5688/WY2963 power tube for ON Semiconductor
2. 4pcs power tubes produced by joint-venture for ON Semiconductor
3. 20pcs differential paired transistor from Japan
4. Non-inductive high-precision cement resistors
5. High precision electronic resistors made in Taiwan
6. Imported green capacitors
7. High-power and quality heat sink
8. Imported op amp chip
9. Audiophile block capacitors
10. Import relay for OMRON
11. Imported chip UPC1237HA to protect speakers
12. 2pcs imported pure copper inductors
13. High-quality cooling fan
14. High-precision thermostat
Features:
- High power, zero current sound, good sound quality, stable performance and perfect protection function
- Audiophile materials for lossless sound reproduction: Using imported green capacitors, imported square capacitors, original relays for Omron and C1237HA imported speaker protection chip
- Treble: sweet, transparent, smooth; Mid-tone: warm, full, soft, layered; Bass: surging shock, clean dive, deep retraction and freedom
- Imported WK5688/WY2963 power tubes
- Premium and high-performance heat sink for high-power amplifier
- The processing effect of dual chip increased by 30%
- Speaker protection circuit uses imported protection chips to provide output short-circuit protection
- Added the midpoint voltage zero adjustment circuit, that is, the midpoint voltage is 0V, which significantly improves sound quality
- Perfect protection circuit: delay protection, short-circuit protection, over-temperature protection, DC protection and neutral point protection
Specifications:
- Model: A1-388
- Brand: Yong Heng Zhi Yin
- Channel type: dual channel output/bridged mono
- Main supply voltage: dual DC ±35-88V
- Horn protection power supply: AC 12-18V (independent winding)
- Output power: 600W at 8Ω (300W per channel)
- Distortion: 0.001%
- Frequency response: 10HZ-180KHZ
- Speaker impedance: 4-8Ω
- Amplifier Type: class AC, class AB, and Class A
- Dimensions: 23 x 11.6 x 8.3cm/9.1 x 4.6 x 3.3"
Package Included:
- 1 x Power Amp Board
Note:
- It is assembled and ready to use.
- Other items pictured are not included, for demonstration purposes only.
- In order to optimize the product, the materials used in the production may differ from those pictured, please refer to the actual product. Thank you for your understanding!
Payment Terms
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Shipping Terms
- For remote regions, we will charge your extra shipping costs. Usually it cost about 35USD-50USD. We will contact you after your payment. Thanks for your understanding.
Return Terms
1. If you receive defective item, please kindly notify us within 14 days. We will guide you the returning instruction for replacement or refund.
2. If you purchased in improper condition, please NOTE that the sipping and handling fee will not be refund, all return shipping fee should paid by the buyer unless item DOA.
3. We reserve the right to refuse any returns for objective reasons.
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2. Avoiding some unnecessary trouble, please check with your country's customs office to inform us what we should declare its value before shipping.
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On Aug 31, 2022 at 01:04:13 PDT, seller added the following information: