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View Full Version : cant some one tell me if you 12x is making noise


olafluna
01-16-2009, 02:19 AM
hi guys y would like to ask if your 12x jr is making noise , if is making noise is normal o somthing happen to mi radio


atte:monsterdog

Coolice
01-16-2009, 06:50 AM
Hey,

Yes, mine does to, I think it's only on the 2.4ghz sets and reckon it's the RF output module which buzzes when transmitting.
If you connect the transmitter up to your flight sim using the trainer port, which turns the transmitter on but does not let it transmit any RF signals then the buzz isn't there.

It's normal so I wouldn't worry about it.
.

WillJames
01-16-2009, 07:06 AM
[quote=Coolice;1068226]Hey,

Yes, mine does to, I think it's only on the 2.4ghz sets and reckon it's the RF output module which buzzes when transmitting.
If you connect the transmitter up to your flight sim using the trainer port, which turns the transmitter on but does not let it transmit any RF signals then the buzz isn't there.

It's normal so I wouldn't worry about it.
.[/quote

+1 Mine is hard to notice it is very quiet or I am hard of hearing. ;) When I hook it up to the sim, the noise goes away just like Ian is experiencing.

Pinecone
01-16-2009, 08:37 AM
2.4 transmits on about a 10% duty cycle. Meaning the RF section only transmits 10% of the time. So the RF section turning on and off makes a buzz. DX7s also do this.

I haven't noticed it with my X9303, but I am sure it does.

WillJames
01-16-2009, 08:39 AM
2.4 transmits on about a 10% duty cycle. Meaning the RF section only transmits 10% of the time. So the RF section turning on and off makes a buzz. DX7s also do this.

I haven't noticed it with my X9303, but I am sure it does.

Thanks for the technical info.:thumbup: