Features 1 Stereo audio signals and microphone input signal into a frequency modulated wave emitted for FM radio reception realize the function of wireless transmission stereo audio signals and microphone signals a pilot system FM stereo transmitter 2 Main circuit PLL FM stereo transmitter BH1415F IC high stability using STC12C5204AD 35I SKDIP28 MCU control digital display frequency power down memory frequency mute function a stereo mono conversion independent audio volume control knob and microphone volume control knob Button operation easy to use 3 This transmitter board uses BH1415F MCU C9018 C3355 C2053 circuits RF output power of about 0 5W operating voltage 12V operating current of about 150 mA or so the DC socket VCC power supply polarity is positive with respect to the core with power polarity reversal polarity protection 4 Module distribution Q9 head 75 cm rod antenna open area reference launch distance of about 200 meters the use of outdoor GP antenna reference emission from the open area of about 500 1000 meters Q9 transmitting antenna can whip antenna or an outdoor GP antenna can be used to transmit the case of soft wire requirements are not too far from the transmitter 5 The radiation plate with stereo audio input jack audio volume control knob microphone input jack and microphone volume control knob Frequency Radiation Plate with Digital Display and Four Buttons Function as Follows F Press the frequency step 0 1MH
Price history
Apr 18, 2022
€42.32