The Avenger PLL321S-2 LNBF - the newest and only low cost PLL LNB on the market! Now you can get extremely good stability (300 KHz or better) for your satellite system at about the same price that you would pay for a LNBF with 1,500 KHz (1 .5 MHz) stability or much worse. Good low cost LNBFs normally have 1 ,500 KHz stability, others are 3,000 KHz stability and worse making it difficult to maintain your digital picture. Our new Avenger PLL LNBFs are 300 KHz or better for about the same price.