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Search: Posts Made By: mtownsend
Forum: Antennas 14-Oct-2011, 10:02 PM
Replies: 19
Views: 19,462
Posted By mtownsend
The difference between dBd and dBi is 2.15 dB,...

The difference between dBd and dBi is 2.15 dB, not 2.51. But essentially, you got the right idea. In general, it's unlikely for people to get steady reception on channels that are below about -15...
Forum: Antennas 14-Oct-2011, 8:03 PM
Replies: 19
Views: 19,462
Posted By mtownsend
I think the weights being listed are for...

I think the weights being listed are for individual units as well as for the total package weight (which comes in packs of 10 or 3). It looks like this brochure is aimed at bulk purchasers...
Forum: Antennas 14-Oct-2011, 7:55 PM
Replies: 19
Views: 19,462
Posted By mtownsend
Actually, you need to use dBd. dBi is often used...

Actually, you need to use dBd. dBi is often used for marketing purposes because the average consumer doesn't realize that the numbers have a built-in 2.15 dB offset.

Broadcasters and the FCC use...
Forum: Antennas 14-Oct-2011, 6:28 AM
Replies: 19
Views: 19,462
Posted By mtownsend
These antenna specs use dBi instead of dBd. If...

These antenna specs use dBi instead of dBd. If you want to compare apples to apples, you need to subtract 2.15 dB from the dBi numbers.
Showing results 1 to 4 of 4

 

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