Feature

●Dynamic microphone, universal electret microphone, wider purpose
●Input bridge reactor of the power supply, can be AC and DC, DC input can be divided into positive and negative, so more to use
●The Update: the low ripple LM317 voltage regulator circuit design, the preamp was used in an OP275 op amp
●JP1, JP2 Choose the microphone type to adjust the pin: JP1, JP2 to the end, the jumper connector is the electret microphone, the jumper cap is the dynamic microphone operation mode.


Description

Microphone reverberation chip with PT2399, microphone amplification, preamplifier or with an OP275 operational amplifier, microphone card can be controlled independently of microphones. Dynamic microphone, electret microphone can be universal. The card has MIC-1 volume, MIC-2 volume, reverberation times, reverberation, external audio volume control.
Voltage: AC: 6V - 17V or DC: 12V - 24V
Colour: red.
Material:
Dimensions: 100 x 50 mm.

Package includes:
1 x Audio Amplifier Card

Includes only the aforementioned package contents, other products not included.
Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. The allowed measurement error is +/- 1-3 cm.