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Alcad ZA411 Programmable Filter
in TV, AERIALS & SATELLITE » HEADENDS & ACCESSORIES » ALCAD ZA SERIES
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ZA411_Progeamming_Guide (PDF file, 28.66K)
Product Details
Programmable double filter for DTT or analogue channels in UHF. Modular, single channel or multi channel.
Double programmable selective filter: each module filters two adjacent channels or groups of channels.
Each filter is individually programmed to be set to one channel or one group of two to six channels.
The level of the channels can be adjusted automatically or manually from the broadband amplifier of the equipment.
Medium-sized and large digital and analogue terrestrial MATV installations.
For use in areas where reception is difficult, with considerable differences in level between the channels.
Normally the channel group filtering is used with one analogue channel next to several digital channels.
Filters programmable by channel or filter. Automatic gain adjustment.
Flters remain highly stable in spite of variations in temperature.
Automatic power supply from preamplifiers with protection against short circuits.
- Modular filter
- Selective and programmable for terrestrial digital and analogue TV.
- Each module consists of two independent filters which can be programmed as monochannel or multichannel.
- The channels programmed in the filters must be the same as the channels received by the antenna.
- These are the channels that will be distributed in the installation.
- The filters can be programmed as monochannel or multichannel up to a filter bandwidth of 4 channels or 32 MHz.
- There must be a separation between filters of the same or of different modules of at least 1 channel or 8 MHz.
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