Description: Help you to find the best position for DVB-T antenna installation In-line IF signal strength meter Built-in signal alert buzzer Elegant exterior and convenient to carry Excellent sensitivity Specification: Frequency Range:950-2150MHz Input level Range:-40～-10dBm Impedance:75Ω Gain:≥10 dB Power Supply:13-18V DC Operating Temperature:0～40℃ Main function: For the systems without automatic satellite tuning capability Connect your LNBF and receiver to the satellite finder to track the clearest setting for the satellite you wish to tune to Meter with LED displayer helps you know the strength of the signal cleanly Meter with audio helps you to align the satellite antenna to signal. Audio signal gets louder at the best setting Works with the multiple dish systems Close or open the audio With four steps gain for the satellite signal, you can increase or decrease the gain of the meter Operation: 1.Connect a jump cable from LNB to the astellite finder's "Satellite" port. Connect the "Receiver" port, a DC 13-18V power which comes from the satellite receiver. 2.Make sure that the satellite finder is properly connected. Plug in the AC cord and turn on the satellite receiver 3.Set the dB to be 1 or 2 by ATTbutton, the signal LED will show from 15 to 30, then you can adjust the dish position, when you hear the buzzer alert and the value of signal strength getting more and more. It means you get the satellite signal 4.Set the dB to be 3 or 4. adjust the dish again and again until the value of the signal strength is maximum, then you can see the LOCK light in the satellite receiver, if the lock lght is lighting it shows you find the desired satellit. Otherwise youneed to adjust the dish again. Package Includes:(3 Pack) 1 piece satellite Signal finder