Finished WM8740 + DIR9001 DAC Board Support Coaxial And USB Input
Size: 90*40*125mm (W*H*D)
Works voltage: AC9V-AC12V 0.5A
Support input: COAX and USB
（COAX support 24bit 44.1k-96k. USB only support 16bit 32KHz/44.1KHz/48KHz）
With coaxial and USB input switch can be easily connected with the coaxial output of the CD, DVD or computer USB (the original sound card instead of computer music system composed of advanced multi-media).
USB conversion chip coaxial use PCM2704, shielding the other functions, whichever is the digital signal (S / PDIF). And the use of high-precision active 10PPM crystal quality has further improved.
Digital receiver is the BB company famous DIR9001, the maximum sampling rate can be received 24bit/96K digital audio signals.
Advanced 24bit/192K decoder chip Wolfson WM8740, with good musical expression. Many European and American manufacturers is used advanced audio!
Filter output is used for dual op amp RC5532DD, sounds thin and soft, elastic bass. And with op-amp socket, according to their preferences for different op amp.
AC AC9-12V input, multiple regulated power supply, (+-10V, +5 V, +3.3 V) both in terms of dynamics and tone have a very good performance.
ON (An Meisen), or National Semiconductor LM317, LM337, LM7805 Three-terminal regulator IC.
Rings precision metal film resistors.
Imported high-speed fast recovery rectifier diodes.
Advanced RCA output lotus pedestal, high-quality power, input switch.
Usage:
(1) USB DAC use:
When you make the machines connected to the computer, please switch to the allocated, the computer will direct the board to the current default sound card, your original sound card will be blocked, you can play any audio in the computer software , The decoder board will direct reduction of the high-fidelity audio signals, you can access through the RCA output seat multimedia speakers or amplifier directly.
(2) use of digital coaxial input DAC features:
When you are through the coaxial line so that the decoder board and dial the S / PDIF (coaxial) output, when connected, please switch upward, this time the Board determined using S / PDIF line input, you can put the DAC when Pure decoder to use, this machine will be a direct reduction of high-fidelity audio signals.
Package include: Finished WM8740+DIR9001 DAC Board X 1
(Not include Power adaptor)
Default send by air mail. to US,CA，Mexico and most Europe, Asian countries，about 15-22 business days can arrived ,to Russia, Brazil,Africa.Ukraine and some other remote countries will need 30-40 working days.
Payment:
We ONLY accept PayPal. Payment must be made within 3 days of the auction end time. Non-Paying bidders will be reported.
All items will be shipped within 1-3 business days (from china)upon receipt of payment.
We ONLY send item to buyer's registered Paypal address,Buyer must be responsible for their postal address
Customs & duties:For cross-border transactions,.we are not responsible for tariffs and duties. However, buyers may be responsible for actual, applicable tariffs, and duties as requested by respective country laws
Return & Exchange:
>> Some items return is accepted within 7 days after the buyer's receiving the item.(please see the detail describe)[In case of DOA (Dead on Arrival), please report within 3 days]
>> Returned item has to be new, unworn and in its original condition.>> After getting the returned item, we will refund the customer at the item's price ( excluding the shipping costs to and from )
On Nov-23-20 at 20:26:05 PST, seller added the following information: