Double 100K/50K remote volume digital potentiometer Volume control / tone / LED display dc 12v FOR Power amplifier audio

Use:

Power amplifier Audio Adjust Volume control, Replace traditional mechanical potentiometer

Features:

1. The digital potentiometer is composed of integrated circuit chips to solve the problem of sliding noise of traditional mechanical potentiometers.

2. With memory function, the boot is in the last volume position

3. With mute function, the potentiometer is pressed to enter the mute, press again to exit the mute

4. Volume Control range: -79dB to +10dB, 1dB step size, display 0~90

5. Tone control: bass / midrange / treble, -9dB to +14dB, 1dB step

5. Frequency Response Range: 20Hz-20KHz

6. Waiting function: It can be turned on or off, and the volume will be turned off after the opening, and the compensation will be activated.

7. Frequency response range: 20Hz-20KHz

8. Input impedance: 100K or 50K optional

9. Maximum input and output signal: 2.1Vrms@THD+N=1%

10. Working voltage: DC 12V-15V,

11. Board size: 28*36mm

12. Can learn other NEC coded remote control to control, non-NEC coded remote control does not support

Tone and equal sound use:

To use this function, you need to purchase the display with the display, otherwise you can't use it!!!!!!!!

1. Code switch or remote control ON/OFF button Short press is mute function

2. Encoder switch or remote control ON/OFF button for 5 seconds to be displayed. "Lo" means to enter the equal tone setting mode. Turn the code switch or the remote volume up/down button to turn the equal sound function on (display "on") And off (display "oF"), this function only works when the volume is adjusted

3. In the setting mode, press the code switch or the remote control ON/OFF button to enter the function conversion. Turn the code switch or the remote volume up/down button to adjust the function parameters. The functions can be set as follows:

(1). Equal loudness --> Display "Lo", can be adjusted to open (display "on") or close (display "oF")

(2). Bass --> display "S_", adjustable +14dB, -9dB

(3). Middle -> display "S-", adjustable +14dB, -9dB

(4). Treble --> display "S^", adjustable +14dB, -9dB

4. Press the code switch or the remote control ON/OFF button to exit when the treble is adjusted, or you can exit automatically after a long time.