HiFi Infrared Remote Control Volume Adjust Board Amplifier Preamp Input Selection Tone With Display | Электроника

HiFi Infrared Remote Control Volume Adjust Board Amplifier Preamp Input Selection Tone With Display | Электроника

This preamp board is carefully built with the chip with the highest current index. The power supply is dual power supply, the chip distortion is as small as 0.002%, and the noise is as low as 110dB. The Tianlong/Marantus high-end amplifier uses this chip, which shows its power and the control chip is also adopted. The control chip selected on the Tianlong/Malranian amplifier. Volume adjustment accurate to 1dB, accurate adjustment from -95dB to 0dB Perfectly matched to the rear of any sensitivity, the maximum volume is the maximum power output 1: Using high-quality chips specially designed for the enthusiast level, the audio part capacitors all use the original ELNA audio dedicated electrolytic capacitors. 2: The volume tone does not cause mechanical noise, unlike most devices that use a year and a half to carry noise. 3: LCD display, tone, volume, straight through state accurate display 4: Three sets of user mode selection, quickly recall the stored parameters 5: The treble, bass, balance and gain of each group of audio input are independently adjusted to avoid re-adjustment due to the difference of the source after converting the source. 6: Power on to select the volume, you can also choose the volume when you last turned off, you can also choose a volume 7: The maximum volume limit setting prevents excessive sound damage when the child turns around. Hearing and your valuable speaker unit 8: Add a very pleasant surround sound function, divided into three levels of adjustment, you can also choose to turn off this function 9: Mute function when powering on and off, power on delay to open output, mute function 10: Input source name can be customized display, such as "CD" can be changed to display "DVD" 11: Can query current status information 12: Power-off memory function, the boot is the same as before the last shutdown 13: Expandable button function, power LED indication 14: Newly added on/off function and sleep function, support extended output power relay and horn relay control output 15: With high-quality power supply, AC dual 12V and single AC 6~9V power supply

Bundle 1

Without radio function, without HDAM circuit module

Bundle 2

With radio function, without HDAM circuit module

Bundle 3

Without radio function, with HDAM circuit module