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MAKER TUTORIAL

TSA1020 Digital Audio Volume Controller - RCA

BUILDCIRCUIT · 2014-01-22

TSA1020 is a digital stereo Bluetooth/Single-ended audio volume controller board. It has an RCA audio input/output ports and a BVC port (only for some Bluetooth amplifier boards). You can use it to control audio volume any normal amplifier board. The audio out signal will increase/decrease when the user rotates the knob, Bluetooth audio volume control port will also increase/decrease audio signal.

TSA1020 external volume control board Pins define:

Port name	Pin name	Direction	Description
BVC Bluetooth volume control	5V	-
	GND	-
	INC	Digital Out	Bluetooth audio volume +
	DEC	Digital Out	Bluetooth audio volume -
	SEL	Digital In	Bluetooth/Single-ended select 1-Bluetooth, 0-Single-ended select

Features:

Size: 8.1cm x 3.8cm
Bluetooth audio volume control
Singal-ended audio volume control
An external audio volume knob
Working voltage: DC 8V-39V

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Audio controllers