Customer's Notes: The installation and use of products require certain knowledge of electronic products. If you have questions, you can ask the store.
Notes: es9038q2m decoder board needs positive and negative dual power supply, can not be input AC power supply, can be changed to single power supply, need to short j1024 this pad.
Upgrade to Sunken Gold PCB
Can directly purchase shop matching debugging positive and negative dual power board
Commodity characteristics are as follows:
1. Support coaxial and optical fiber input, PCM44.1Khz-384Khz/DSD64 DSD128 hard solution (optical fiber can not support 384khz)
2. This product supports USB interface I2S input PCM44.IKHZ-384KHZ/DSD64 DSD128 DSD256 DSD512
3. Integrated PCB, which can visually display frequency and volume channel digital filter through led without display screen
4. Integrated PCB, with keypad adjusting volume and encoder adjusting volume interface
5. Default 5532DD Operational Amplifier, using original Zhengling Gold-plated Operational Amplifier, durable
6. Use high-quality gold-plated RCA seat and headphone output interface
7. Double-layer gold deposited PCB, high-grade atmospheric oxidation resistance
8. Use Apple remote control to adjust the volume, input channel and digital filter remotely.
9. This version uses Panasonic FC pyramid capacitor and Nijikang non-polar output capacitor.
10. 120 level volume control
Package 1: Standard version, installation, debugging and testing of es9038q2m PCB can be purchased separately.
Package 2: Debugging es9038q2mPCB with TFT screen and encoder
Voltage adjustment using on semiconductor lm337 LM317
The power board supports 5-25v dual AC input.
Positive and negative voltage 1.5-30v adjustable