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  Topic: Alternator stops working at low idle RPM
Argonaut36

Replies: 4
Views: 429

PostForum: AeroElectric-List   Posted: Mon Dec 16, 2019 10:15 am   Subject: Re: Alternator stops working at low idle RPM
Bob,

Thanks to you and all members that have provided help. I will post updates on the developments
  Topic: Alternator stops working at low idle RPM
Argonaut36

Replies: 4
Views: 429

PostForum: AeroElectric-List   Posted: Sun Dec 15, 2019 9:33 pm   Subject: Re: Alternator stops working at low idle RPM
Bob,
Many thanks for your comments and suggestions.
My airplane has a standard certificate and I cannot fly with a model of voltage regulator different from the one that I have in the airplane now. ...
  Topic: Alternator stops working at low idle RPM
Argonaut36

Replies: 11
Views: 819

PostForum: AeroElectric-List   Posted: Sat Dec 14, 2019 8:37 pm   Subject: Re: Alternator stops working at low idle RPM
Today the alternator went offline again after landing, despite a raised idle and I was not able to reset it. I turned the engine off and I re-started it after a few minutes. The alternator did not c ...
  Topic: Alternator stops working at low idle RPM
Argonaut36

Replies: 11
Views: 819

PostForum: AeroElectric-List   Posted: Thu Dec 12, 2019 6:44 pm   Subject: Re: Alternator stops working at low idle RPM
Thanks for all the explanations and recommendations. I come back only now because I wanted to fly one more time to do a few additional tests.
This is what I observed today:

Tachometer reads about ...
  Topic: Alternator stops working at low idle RPM
Argonaut36

Replies: 11
Views: 819

PostForum: AeroElectric-List   Posted: Wed Dec 11, 2019 8:31 am   Subject: Re: Alternator stops working at low idle RPM
Thanks for your reply. I agree that if the alternator is not working, the voltmeter will show battery voltage. But my question was about what voltage the voltmeter should display, if the alternator ...
  Topic: Alternator stops working at low idle RPM
Argonaut36

Replies: 11
Views: 819

PostForum: AeroElectric-List   Posted: Tue Dec 10, 2019 4:13 pm   Subject: Alternator stops working at low idle RPM
In my airplane I have a refurbished Hartzell (formerly Kelly Aerospace) ALY-8520R alternator and a Lamar VR371S voltage regulator.
The idle is adjusted a little low. When I land, I read 500 RPM wit ...
  Topic: GPS antenna removal
Argonaut36

Replies: 6
Views: 793

PostForum: AeroElectric-List   Posted: Wed Oct 23, 2019 10:00 am   Subject: Re: GPS antenna removal
Thanks, Bob.
The new antenna is for the Garmin GDL 82 (ADS-B).
I had asked Garmin if my existing antenna would work before purchasing the GDL-82 and they replied that the new GA 35 antenna was abso ...
  Topic: GPS antenna removal
Argonaut36

Replies: 6
Views: 793

PostForum: AeroElectric-List   Posted: Wed Oct 23, 2019 5:24 am   Subject: Re: GPS antenna removal
The new antenna will be a Garmin GA 35
  Topic: GPS antenna removal
Argonaut36

Replies: 6
Views: 793

PostForum: AeroElectric-List   Posted: Tue Oct 22, 2019 8:44 pm   Subject: Re: GPS antenna removal
The antenna is attached to the turtle deck that is made of aluminum plate and is covered with fabric, as you pointed out. A saddle, that does not appear to be made of metal, is attached to the turtle ...
  Topic: GPS antenna removal
Argonaut36

Replies: 6
Views: 793

PostForum: AeroElectric-List   Posted: Tue Oct 22, 2019 6:58 pm   Subject: GPS antenna removal
I would like to remove the GPS antenna on my airplane. The antenna is shown in the attached picture.
The antenna appears to be strongly bound to an aluminum support plate. There are no screws betwe ...
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 18
Views: 2685

PostForum: AeroElectric-List   Posted: Fri Sep 20, 2019 1:34 pm   Subject: Re: Grounding radio antenna and transponder antenna
Thanks for the links for the copper foil tape and the installation suggestions. I am not too sure about how easy would be to remove my existing antenna. I remember that an adhesive that would provid ...
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 1
Views: 531

PostForum: AeroElectric-List   Posted: Fri Sep 20, 2019 5:47 am   Subject: Re: Grounding radio antenna and transponder antenna
Charlie,
I am carefully reviewing all the information that you provided and I am planning on following your suggestions.
Thank you very much for your help!
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 18
Views: 2685

PostForum: AeroElectric-List   Posted: Thu Sep 19, 2019 5:50 pm   Subject: Re: Grounding radio antenna and transponder antenna
Reference is made to the following comment of Bob in a recent post:
Quote
Years ago, I asked a reader to send me a recording of his received signal as heard on the ground . . . his problem turned ou ...
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 6
Views: 1102

PostForum: AeroElectric-List   Posted: Wed Sep 18, 2019 7:06 pm   Subject: Re: Grounding radio antenna and transponder antenna
Thanks to All for the interesting comments and suggestions.
In this post I would like to address the comments of Charlie on noise in the cockpit. I need a little more time to write a second post on ...
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 18
Views: 2685

PostForum: AeroElectric-List   Posted: Tue Sep 17, 2019 6:39 pm   Subject: Re: Grounding radio antenna and transponder antenna
Thanks to both for the additional comments.
I reply to the questions of Bob as follows:
• I do not have the old coax any more
• I have never used a hand-held radio in this airplane
• The ra ...
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 18
Views: 2685

PostForum: AeroElectric-List   Posted: Tue Sep 17, 2019 7:24 am   Subject: Re: Grounding radio antenna and transponder antenna
The airplane is a Pitts and Pitts are known for poor radio transmissions.
I know that I cannot get a perfect radio, I am just trying to improve on what I have got.

The coax was replaced with a ...
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 6
Views: 1102

PostForum: AeroElectric-List   Posted: Mon Sep 16, 2019 7:44 pm   Subject: Re: Grounding radio antenna and transponder antenna
Many thanks for the additional information provided. I will go through the documents linked to your post.

Please note that I have included additional information on my antenna set up in my reply t ...
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 18
Views: 2685

PostForum: AeroElectric-List   Posted: Mon Sep 16, 2019 7:36 pm   Subject: Re: Grounding radio antenna and transponder antenna
Bob,
Thanks for your post and for the sketch.
Please note that my airplane has a standard certificate. It is not experimental. The antenna is mounted on a removable panel on the bottom of the airpl ...
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 6
Views: 1102

PostForum: AeroElectric-List   Posted: Mon Sep 16, 2019 7:10 am   Subject: Re: Grounding radio antenna and transponder antenna
Thanks for your reply.
As far as the size of the ground plane, I am constrained by the small dimensions of the airplane. The ground plane should be larger, but there is no much that I can do about i ...
  Topic: Grounding radio antenna and transponder antenna
Argonaut36

Replies: 6
Views: 1102

PostForum: AeroElectric-List   Posted: Sun Sep 15, 2019 7:46 am   Subject: Grounding radio antenna and transponder antenna
On my airplane the transponder antenna (or better, the ground plane of the transponder antenna, is grounded to the tubular frame, right where the negative cable from the battery is connected. On the ...
 
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