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Double 'click' on the radio

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southernpilot

Well-known member
Joined
Nov 7, 2006
Posts
137
Hi,
Looked through all of the AIM/Regs, and doesn't it say somewhere that a double click on the radio is NOT to be used as a form of communications?
PM me if you like.
Thanks,
Southernpilot
 
You are probably correct. The 'double click' came from the old days when radios, both ground based and on aircraft were not very reliable. It was more of an informal agreement by both pilots and air traffic controllers.

It was very useful during single pilot operations when the pilot was busy and he/she could reply with a double click to an ATC instruction. An old school controller would understand hearing a double click that the pilot understood the last instruction and would comply. Somewhat like "Wilco".

However, I doubt that it was ever an approved radio procedure.
 
I use the double click every now and then... I've even heard controllers use the double click.. It may not be text book procedure, but it works... I flew with a guy that would use the ident button to "wake" up the controller... IE You are on an intercept heading for an ILS and the radio is busy, and your fixing to fly through the final... He'd send an ident if we couldn't get a word in. It also works pretty well.. I don't think you'll find that in the AIM either...
 
I flew with a guy that would use the ident button to "wake" up the controller...

I agree, you probably won't find that in the AIM, but it is those little things that keep us safe.
 
I quit useing the double click ofter the last time... thing were aweful quiet for a while so I tried to contact ATC only to find the mike STUCK!!!! I hope I din't say anything too offensive during that time...
 
I only use it for informal stuff.. Like, "have a nice day..." click click
 
I quit useing the double click ofter the last time... thing were aweful quiet for a while so I tried to contact ATC only to find the mike STUCK!!!! I hope I din't say anything too offensive during that time...

Oh, was that you I heard complaining about their company?;)

Just kidding. I always enjoy it when someones mike is stuck and you get to hear their life story. Or when they talk to the passengers over atc. That always gets a laugh.
 
The funny part about the double click is that we use it as an 'affirmative' response... overseas they still use the single/double click system in cases of a 'carrier only, no voice' situation and as we do here as a short cut... Single click means 'Affirmative' and Double click means 'Negative'...

Just food for thought...


LB
 
Other day out near Reno I heard an Alaska flight with a stuck mic- little bit of garbled chatter when someone in the cockpit said, "Where are we going???"

But, you know, those who have and those who will etc.
 

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