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TV Signal Analysis
FM Signal Analysis
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For information on some common antennas, check out our
Antenna Quick Reference
. More antennas are still being added, so check back for updates.
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Posts Made By:
GroundUrMast
Forum:
Antennas
7-Jul-2012, 4:45 AM
Replies:
8
Sticky:
Noise Threshold
Views:
54,487
Posted By
GroundUrMast
Net NM Estimator Spreadsheat
Here is a simple spreadsheet that can be used to estimate Net NM. Feel free to offer feedback... there could be bugs. If so, I'll try to correct them.
If you need a coax loss calculator, try:...
Forum:
Antennas
6-Jul-2012, 7:14 AM
Replies:
8
Sticky:
Noise Threshold
Views:
54,487
Posted By
GroundUrMast
Yet Another Design Example
Scenario 4a (Low-VHF signal, Roof Top Antenna)
Starting Noise Margin = 18 dB
Additional Low VHF Noise = -13 dB
Antenna gain = +4 dB
Cable loss = -5 dB (long section of RG6)
Receiver Noise...
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