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Build Your Own Free-to-Air (FTA) Satellite TV System by Dennis C. Brewer

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CHAPTER 8Using Multiple LNBs and Dishes

All the preferred FTA programming you might want to add to your favorite watch list might not be on the same satellite, so you will need to use one of three manageable methods to receive the signal from more than one satellite. One of the alternatives to moving your dish every time you want to tune in a different satellite is to deploy more than one dish or to use a dish with more than one low noise block (LNB) feed horn affixed to it to supply a signal to a single FTA receiver. To do this, the receiver must support the DiSEqC 1.0 or 1.1 (Digital Satellite Equipment Control) communication protocol. This protocol signal sent from the receiver toggles or rotates the compliant switch to access a signal from ...

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