Product details of CHINA PT2399 OK339 Amplifier Circuit OK339 Digital Karaoke Amplifiers DC 12-15V 3A Low Noise Filter Circuit Module PT2399 Amplifier Circuit
- Model: OK339
- Chip type: PT2399
- Working voltage: dual source 12V-15VAC 3Amp
- Extended power: 12V output
- Interface: 5.5MM outer diameter, 2.1MM inner diameter
- Microphone jack: 2 Jacks 6.5mm
- Potentiometer specifications: 15 / 20mm
- Using double precision TL074 as input operational amplifier, strong analysis ability, natural sound effects,
- PT2399 is responsible for echo processing.
- Added 5V output to connect to the Bluetooth decoder board for easier use.
- Input: 3 pin jack header – music signal input
- Output: 3 pin Jack header – music signal mixed with microphone signal
- Dimensions: 15.7 x 8.8 x 3cm
- Weight: 120g
Description: China PT2399 OK339 Amplifier Circuit
China T2399 OK339 Amplifier Circuit OK339 Digital Karaoke Amplifier DC 12-15V 3A Dual Power Low Noise Filter Circuit Module HiFi Audio Module
Microphone karaoke amplifier echo circuit PT2399 – OK339 is an audio signal and karaoke echo amplifier circuit with two-way audio mixing technology that can adjust music volume, microphone volume, echo by potentiometer on the circuit .
OK339 karaoke microphone amplifier circuit supports 2 wired microphones, with the volume and echo function to help you adjust the desired echo. In addition, the circuit is also integrated chip opamp 4558D support volume bass treble adjustment.
-OK339 karaoke microphone echo circuit uses dual sources from 12V to 15V, available bridge diode, so you can use AC or DC. The circuit also extends a 12VDC source that can connect auxiliary devices such as decoding circuit, wireless MIC, USB receiver Bluetooth … more convenient to use.
Specification:
Model: OK339Chip type: PT2399Working voltage: dual source 12V-15VAC 3AmpExtended power: 12V outputInterface: 5.5MM outer diameter, 2.1MM inner diameterMicrophone jack: 2 Jacks 6.5mmPotentiometer specifications: 15 / 20mmUsing double precision TL074 as input operational amplifier, strong analysis ability, natural sound effects,PT2399 is responsible for echo processing.Added 5V output to connect to the Bluetooth decoder board for easier use.Input: 3 pin jack header – music signal inputOutput: 3 pin Jack header – music signal mixed with microphone signalDimensions: 15.7 x 8.8 x 3cmWeight: 120g
Features:
Interface: outer diameter 5.5MM, inner diameter 2.1MMUsing double precision TL074 as input operational amplifier, good analytical ability, natural sound effect,PT2399 is responsible for sound processing.Using the microphone automatically mute circuit, when the microphone is not inserted, the part of the circuit is completely isolated and does not affect the reproduction of the music.Using step less adjustable technology.Increased 5V output to connect Bluetooth decoder board, more convenient to use.Use the microphone to automatically mute the circuit. When the microphone is not inserted, the circuit part iscompletely isolated and does not affect the music reproduction.Using step less adjustable technology.
Package Includes:
1x 1 Piece China Karaoke Amplifier Board Module1x 4 Pieces Nut
Specifications of CHINA PT2399 OK339 Amplifier Circuit OK339 Digital Karaoke Amplifiers DC 12-15V 3A Low Noise Filter Circuit Module PT2399 Amplifier Circuit
What’s in the box
