Log in
Register
Menu
Log in
Register
Home
What's new
Latest activity
Authors
Forums
New posts
Search forums
What's new
New posts
Latest activity
Members
Current visitors
New posts
Search forums
Menu
Log in
Register
Install the app
Install
Forums
Terrestrial Broadcasting
Terrestrial Television, Digital and Analogue
Digital Leveller - Accurate description ?
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Reply to thread
Message
<blockquote data-quote="Channel Hopper" data-source="post: 463499" data-attributes="member: 175144"><p><span style="color: RoyalBlue">Teldis Digital Cluster Leveller for Limavady xmtr (TDCL/02) </span></p><p><span style="color: RoyalBlue"></span></p><p><span style="color: RoyalBlue">Description </span></p><p><span style="color: RoyalBlue">The Digital Cluster Leveller (DCL) is a device that has been designed for the simultaneous filtering and level control of digital and analogue terrestrial television services. The filters very effectively remove the spurious outputs generated by the set top box modulators. Each unit has up to six filter paths that are individually tuned to pass single or groups (clusters) of channels and to give as much rejection as possible to unwanted portions of the RF spectrum. Inherent insertion loss is low, between 3 - 4 dB. The DCL digital cluster levellers deal with channels in small groups carefully selected to suit the local transmitter. Although the DCL does not give individual control of each channel or multiplex, for most small system applications the level of adjustment that can be applied is more than adequate.</span></p><p></p><p>I am assuming this device is usually installed just after a rack of DTV units in a set of flats, but I have seen at least three this week in buildings where there is simply an aerial, and high gain amplifier distributing to a block of flats. What purpose would this serve ?</p><p></p><p>Am I missing something ?</p></blockquote><p></p>
[QUOTE="Channel Hopper, post: 463499, member: 175144"] [COLOR="RoyalBlue"]Teldis Digital Cluster Leveller for Limavady xmtr (TDCL/02) Description The Digital Cluster Leveller (DCL) is a device that has been designed for the simultaneous filtering and level control of digital and analogue terrestrial television services. The filters very effectively remove the spurious outputs generated by the set top box modulators. Each unit has up to six filter paths that are individually tuned to pass single or groups (clusters) of channels and to give as much rejection as possible to unwanted portions of the RF spectrum. Inherent insertion loss is low, between 3 - 4 dB. The DCL digital cluster levellers deal with channels in small groups carefully selected to suit the local transmitter. Although the DCL does not give individual control of each channel or multiplex, for most small system applications the level of adjustment that can be applied is more than adequate.[/COLOR] I am assuming this device is usually installed just after a rack of DTV units in a set of flats, but I have seen at least three this week in buildings where there is simply an aerial, and high gain amplifier distributing to a block of flats. What purpose would this serve ? Am I missing something ? [/QUOTE]
Insert quotes…
Verification
Post reply
Forums
Terrestrial Broadcasting
Terrestrial Television, Digital and Analogue
Digital Leveller - Accurate description ?
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.
Accept
Learn more…
Top