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Tower Comms

Posted:
Wed Feb 17, 2010 2:09 pm
by RickG
Hi all. I noticed that when I am flying around and tuned into a particular tower, I hear all sorts of messages from completely different towers, as well as the one I am dealing with. I do have only com 1 selected on the radio. That would not happen in the real world, would it? Seems very odd to me.
Re: Tower Comms

Posted:
Wed Feb 17, 2010 2:49 pm
by Brett_Henderson
Yeah.. it's realistic.. You can be within the range of several aiports sharing the same frequency.
122.7 122.8 are VERY common. 122.8 can be like listening to a CB radio on a nice flying day..

Re: Tower Comms

Posted:
Wed Feb 17, 2010 3:27 pm
by olderndirt
[quote]122.7
Re: Tower Comms

Posted:
Wed Feb 17, 2010 7:05 pm
by RickG
Well, I never would have thought comms would work like that. Thanks for clearing it up for me.
Re: Tower Comms

Posted:
Wed Feb 17, 2010 7:17 pm
by Brett_Henderson
[quote][quote]122.7
Re: Tower Comms

Posted:
Wed Feb 17, 2010 8:24 pm
by B-Valvs
Are you sure you're tuned to a tower and not something like New York or Boston Center?
8-)
Re: Tower Comms

Posted:
Thu Feb 18, 2010 10:58 am
by RickG
Hi again. Here's what was going on. I was flying in Germany, and going to land at Dresden, and had already contacted the tower for permission to land, got the ok, and approach and runway info. Then I heard someone at Liepzig-Halle giving some flight clearance to taxi. Best as I understand all this, if I was tuned to the tower that close to landing, I should not have been hearing anyone else. At that point, am I not tuned into such an exclusive frequency?? I'm lost :D
Re: Tower Comms

Posted:
Thu Feb 18, 2010 3:01 pm
by olderndirt
Usually a taxi clearance is issued by ground control and I have seen fairly adjacent towers using the same ground frequency.
Re: Tower Comms

Posted:
Thu Feb 18, 2010 3:11 pm
by B-Valvs
Comm2 was my next guess as well.
8-)
Re: Tower Comms

Posted:
Thu Feb 18, 2010 7:28 pm
by RickG
Maybe I am confused about actual radio useage. This flight was in the Cessna 172, and on the radio stack, only comm1 had a lit green light. Comm2 and BOTH were not lit up. If the indicator is not lit up, am I still gonna hear comms on that channel?
Re: Tower Comms

Posted:
Fri Feb 19, 2010 10:32 am
by olderndirt
There's probably someone here more conversant with the operation of flight sim navcom radios and the audio selector switches - usually in a row above the radio stack.
Re: Tower Comms

Posted:
Fri Feb 19, 2010 12:29 pm
by RickG
Well, maybe I did have both comms going, tho I'm pretty sure not. I understand how I could hear two different freq's tho. Guess I will just do a bit of in-sim research if I get it again. Thanks for all your replies.
Re: Tower Comms

Posted:
Fri Feb 19, 2010 12:34 pm
by dave3cu
Rick,
It's in the sim.....
Checking the sim's airport details of both airports (EDDC and EDDP), both show a comm. freq. at 119.700.
Checking the freqs provided by ATC while flying:
EDDC-119.700 Ground and Tower
EDDP-119.700 Tower
Tuned to EDDC on approach, I could hear EDDP take off/landing clearence as well as EDDC clearance delivery. When close (<10nm) could also hear EDDC Ground.
With the airports only 60nm apart, you're going to hear cross talk....
Re: Tower Comms

Posted:
Fri Feb 19, 2010 12:40 pm
by RickG
AHA!! That explains it then. I was going to go into the sim and check that myself, but you saved me the trouble. Whether it is factual or not, it does seem odd to have similar freq's in such proximity. Anyway, thanks heaps Dave.
Re: Tower Comms

Posted:
Fri Feb 19, 2010 1:18 pm
by olderndirt
EDDC-119.700 Ground and Tower
EDDP-119.70 Tower
There you have it.