Features This FM stereo transmitter using advance modulation system and Phase Lock Loop to control a steady frequency when transmitting New invented low noise system is used to reduce the noise level during broadcasting time A digital stereo system is used and control the stereo separation at great condition with a high gain antenna it can easy broadcast anywhere you want home apartment church school club camping backyard resident village This Broadcast Package is plug and Play design very easy to use as you could see you could use it at instant so you really could enjoy the stereo transmitter ST 7C using advanced modulation system and built in PLL frequency audio pre emphasis limiter and low pass filter circuit Specification Phase Lock Loop PLL SystemEasily choose your frequency LCD and buttonsFreq range 76MHz 108MHzRF output impedance 50 Ohm TNC BNC Type antenna output sent by random RF output power 1W 7W Power can be switched Reference range 1 Km 5Km in the open area Ripple or harmonic waves 60dBSNR More than 60dBTuning Step 100khzStability of Frequency plusmn5ppm Less than 10ppm better system Freq Response 55dB 100 5000Hz 45dB 5000 15000Hz Audio Input Connector 3 5mm headphone connectorMicrophone jack it can be connected wih the microphoneStereo channels crosstalk 50dBAudio frequency response 20 to 15000HzAudio distortion Less than 2 Modulation 15 Power supply voltage DC 10 14V 12V recommended Operating cur
