TV Fool  

Go Back   TV Fool > Search Forums

Notices

Showing results 1 to 6 of 6
Search took 0.00 seconds.
Search: Posts Made By: davodavo
Forum: Antennas 25-May-2020, 12:13 AM
Replies: 121
Views: 565,315
Posted By davodavo
Did some further research, analysis, and testing....

Did some further research, analysis, and testing.

One of the things that surprised me was the breadth of the beamwidth, which on a dish you'd expect to be pretty narrow. At these frequencies and...
Forum: Antennas 30-Mar-2020, 5:52 PM
Replies: 121
Views: 565,315
Posted By davodavo
Comparative designs, tests and results--the 10' parabolic

So with COVID-19 I have time on my hands at home and did a bunch of comparative measurements. Used Nuts About Nets spectrum analyzer to compare--the only variation in the configuration was the final...
Forum: Antennas 13-Feb-2018, 2:40 PM
Replies: 121
Views: 565,315
Posted By davodavo
Thanks for the tips, and the reference to the...

Thanks for the tips, and the reference to the antenna book! Seems like all of its characterizations are for transmission...but they should apply reflexively to reception.

I'll give the stacked...
Forum: Antennas 12-Feb-2018, 5:05 PM
Replies: 121
Views: 565,315
Posted By davodavo
Big dish on tower

Wow, well if you've got a 3000 lb+ foundation that's cool.
I'm not sure how you're going to get the dish very far up in the air--you'll need to set up some sort of winch system or use a very tall...
Forum: Antennas 11-Feb-2018, 9:30 PM
Replies: 121
Views: 565,315
Posted By davodavo
First Impressions with 10 foot parabolic antenna

So, the first thing you have to realize is that the 10' C-band antennas are pretty solid, heavy and with a fair degree of wind resistance. As the reflecting surface is typically expanded metal with 2...
Forum: Antennas 21-Jan-2018, 7:52 PM
Replies: 121
Views: 565,315
Posted By davodavo
Situation: 70-120 miles away from some very big...

Situation: 70-120 miles away from some very big signals (1 MW), but almost nothing less than 30 miles away. Everything is UHF except VHF 7 and 11.

Goal: Grab every signal I can; currently at about...
Showing results 1 to 6 of 6

 

All times are GMT. The time now is 1:48 PM.


Powered by vBulletin® Version 3.8.8
Copyright ©2000 - 2021, vBulletin Solutions, Inc.
Copyright © TV Fool, LLC