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Posted

Hi Everyone

 

I am looking for a grip which has the PTT switch on the front.i.e. pistol grip.

 

I don't have room for a top mounted switch. Any clues?

 

Thanks David S

 

 

Guest Nelson Smith
Posted

What's wrong with ptt's on throttles

 

Nelson

 

 

Posted

PTT Switch.

 

Nelson there is a problem with the wires from most throttle applications.

 

Just a word of warning , generally. A stuck PTT switch kills any hope of transmitting in the vicinity on the selected frequency, because you jam it. Be sure that the switch is a high quality item as you are unaware of the jam if the innards of the switch don't open when you release it. Nev.

 

 

Posted
Nelson there is a problem with the wires from most throttle applications. . . . . . . . . . . . . . . . . .as you are unaware of the jam if the innards of the switch don't open when you release it. Nev.

The wiring can be a bit more tricky with push-pull trhottles but a quadrant type is no harder than a stick mounted setup. The main issue I see with throttle mounted PTT is that most RAA planes do not have a full HOTAS implementation so you need one hand free for a variety of knob twiddling and switch throw tasks and you can guarantee that someone will want you to talk during the middle of the most complex of these. You generally have at least one hand on the stick with a finger or thumb free to operate the PTT. If you don't have a free digit then you must be in the middle of something which is causing the knuckles to glow white, in which case forget the radio and do what needs to be done. Aviate, then navigate and, after all that, communicate!

 

The potential stuck switch issue is common to all installations but most radios come with some form of transmit annunciator and produce a different sound in your headphones when transmitting so its a matter of being aware of what's normal and investigating anything unusual.

 

 

  • 2 weeks later...
Guest milton56
Posted

Look at some of the aviation shops on the web or try the yellow pages

 

 

Posted

Thanks Gents

 

I have searched the web etc. and can buy a whole heap of multi function grips. They do anything from trimming the aircraft to shooting down the Red Baron, but no simple single swicth. I will make one.

 

Cheers

 

Davis S

 

 

Guest milton56
Posted

David s

 

Mate have a look at page 445 in the Aircraft Spruce book it has several grips. XXXXXXX in Brisbane is the rep for them.

 

 

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