acxico 2pcs micro electret amplifier mic condenser mini microp | Shop The World
From USA
NewAcxico
Acxico 2Pcs Micro Electret Amplifier MIC Condenser Mini Microphone Amplifier Board DIY DC 5V-12V
ℹ
Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•Ultra-miniature electret amplifier module, ultra-small size, support 5 ~ 12V DC power supply(voltage below 5V sound will be significantly reduced, the limit voltage can not exceed 15V)Operating current: 1mA (static) ~ 150mA (max)
•Input can be directly connected to the electret microphone without any bias circuit, the sound can be fine-tuned on-board trimmer, the output OUT can drive 8 ~ 32 European (0.5 ~ 25W) speakers, the output power of 750mW.
•Very suitable for DIY various vocal amplifier, pickup, amplifiers, cable walkie-talkie and so on.Input support: electret, microphone, condenser microphone, moving coil microphone, audio signal.
•Used for microphone preamplifier effect good , noise and AC ripple is very low, the output signal voltage greater than 1V or more, to promote the power amplifier signal strength.
•Volume: 22.7 (L) * 13.5 (W) * 7.4 (H) mm. (This module does not include: speaker, microphone, battery)
