Has your DIRECTV 18 inch dish lost satellite signal due to a bad lnbf? This is what you need. This is a dual output DIRECTV lnbf which is used as a replacement lnb for 18 and 24 inch round dishes with the DIRECTV rectangle fitting. This lnb can be used to pick up DIRECTV's 101 satellite. This lnb can be used for up to 2 standard definition DIRECTV receivers or 1 DVR. If you need to add more receivers this lnb can be used with a 3x4 or a 3x8 multiswitch. LNB Specifications: I/P FREQUENCY 12.2-12.7 GHz O/P FREQUENCY 950-1450 MHz Operation Temperature -35°C to +52°C Throat Size 30 mm