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Search: Posts Made By: hangflyer
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Forum: Tech Log
16th Mar 2011, 05:48
Replies: 187
Views: 38,318
Posted By hangflyer

Final Post. Problem found!!

After the new copper ADF sense antenna did the same thing as the old steel wire it rules out the antenna itself.

Given that the problem occurred with the Coax disconnected from the antenna itself...
Forum: Tech Log
11th Mar 2011, 11:36
Replies: 187
Views: 38,318
Posted By hangflyer

Ok, it seems that I was a little premature in...

Ok, it seems that I was a little premature in thinking the problem was beaten.

The ADF sense antenna was replaced with copper cable and within a couple of flights the issue re-appeared.
...
Forum: Tech Log
11th Mar 2011, 03:45
Replies: 187
Views: 38,318
Posted By hangflyer

Ok, time for another update. Either using...

Ok, time for another update.

Either using the antenna on the bottom of the fuselage or using either of the top antennas with the ADF sense cable antenna removed does not create the problem.

It...
Forum: Tech Log
3rd Mar 2011, 04:47
Replies: 187
Views: 38,318
Posted By hangflyer

Ok, time for another update. After one week...

Ok, time for another update.

After one week with the antenna on the underside of the fuselage I can say that Com1 is definitely no longer suffering from the same issue.

Com2 on the other...
Forum: Tech Log
25th Feb 2011, 09:31
Replies: 187
Views: 38,318
Posted By hangflyer

One of our initial tests was to disconnect the...

One of our initial tests was to disconnect the coax to the ADF sense antenna, but we never removed the whole antenna, now I am starting to wonder if the idea of that antenna vibrating may have some...
Forum: Tech Log
24th Feb 2011, 02:56
Replies: 187
Views: 38,318
Posted By hangflyer

It just gets better. out of sheer...

It just gets better.

out of sheer desperation we mounted a new antenna on the underside of the fuselage directly underneath the present COM1 antenna. We disconnected the cable running to the...
Forum: Tech Log
22nd Feb 2011, 23:17
Replies: 187
Views: 38,318
Posted By hangflyer

Also we have 2 different brands of radio on 2...

Also we have 2 different brands of radio on 2 different length coax cables on 2 different types of VHF antenna located on 2 different parts of the fuselage that both have the identical problem!...
Forum: Tech Log
22nd Feb 2011, 23:14
Replies: 187
Views: 38,318
Posted By hangflyer

If I park 200M away from the Tower the problem is...

If I park 200M away from the Tower the problem is unchanged.

This is interesting because the VHF antenna has a clear line of sight to the VHF antenna on top of the tower.

At this range I can...
Forum: Tech Log
22nd Feb 2011, 12:40
Replies: 187
Views: 38,318
Posted By hangflyer

I have been unable to correlate the issue with...

I have been unable to correlate the issue with any of the following items:

Temperature
Humidity
Cloud Height
Day of Week
Moisture
Potential Static Build Up
Hard Landings
Time of Day
Forum: Tech Log
22nd Feb 2011, 02:49
Replies: 187
Views: 38,318
Posted By hangflyer

Ok, another update. Firstly a Handheld in...

Ok, another update.

Firstly a Handheld in the cabin will not pick up the noise at all! You cannot home in on it because it is not there, even with the squelch off.

If you open the squelch on...
Forum: Tech Log
12th Feb 2011, 04:07
Replies: 187
Views: 38,318
Posted By hangflyer

I'll add an update and answer some more...

I'll add an update and answer some more questions.

Firstly FullOppositeRudder (http://www.pprune.org/members/300106-fulloppositerudder) has correctly identified the aircraft, well done! That photo...
Forum: Tech Log
10th Feb 2011, 13:15
Replies: 187
Views: 38,318
Posted By hangflyer

I can add some more information and deal with...

I can add some more information and deal with some suggestions.

The interference is highly directional and also linked to the RPM somehow. When it initially started it cut in at 1900RPM , after we...
Forum: Tech Log
8th Feb 2011, 23:20
Replies: 187
Views: 38,318
Posted By hangflyer

I'll reply to you all at once to save some time! ...

I'll reply to you all at once to save some time!

The prop is Aluminium a McCauley B2D34C53

The electric fuel pump can be turned on and off with no change, could the engine driven mechanical...
Forum: Tech Log
8th Feb 2011, 12:14
Replies: 187
Views: 38,318
Posted By hangflyer

Ok, I have a radio issue that has been plaguing...

Ok, I have a radio issue that has been plaguing me for a few weeks, I have taken every step possible to try and resolve it and nothing has worked. At this point I have asked every LAME and...
Forum: Private Flying
9th Mar 2009, 14:59
Replies: 3
Views: 756
Posted By hangflyer

Perth to Changi in a single Engine Piper

I am planning a trip from Perth.AU to Changi, Singapore in my Piper Cherokee 140. There is one longish over water stretch from Darwin to East Timor, but the rest of the flight across Indonesia is...
Showing results 1 to 15 of 15


 
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