Search found 6 matches

by kuon45
Tue Jul 16, 2024 6:42 pm
Forum: Quectel Modems
Topic: Optimize network for mobility with RM502Q-AE
Replies: 10
Views: 3313

Re: Optimize network for mobility with RM502Q-AE

Thanks, I will try this configuration. I use digikey, because we have daily package from them at work and I can include my items in it with free shipping, but they have those quectel antennas.

For the modem configuration, I downloaded the list of AT commands, but I find nothing about manual band ...
by kuon45
Tue Jul 16, 2024 2:10 pm
Forum: Quectel Modems
Topic: Optimize network for mobility with RM502Q-AE
Replies: 10
Views: 3313

Re: Optimize network for mobility with RM502Q-AE

Do you have any antenna reference I should try? I looked at digikey, but there are so many shape and types, I am lost to what would be best.
by kuon45
Tue Jul 16, 2024 12:32 pm
Forum: Quectel Modems
Topic: Optimize network for mobility with RM502Q-AE
Replies: 10
Views: 3313

Re: Optimize network for mobility with RM502Q-AE

What is the configuration to check on the model to be sure it has fully automatic band selection?

I tried a few antennas I had running around, but they are all worse than the one I have (around -112 instead of -109).

The modem has 4 antenna connector, but it seems only one is used by LTE, I see ...
by kuon45
Mon Jul 15, 2024 7:20 pm
Forum: Quectel Modems
Topic: Optimize network for mobility with RM502Q-AE
Replies: 10
Views: 3313

Re: Optimize network for mobility with RM502Q-AE

Ok, I thought the antenna I picked would be a good fit. Do you have a recommendation?
by kuon45
Mon Jul 15, 2024 9:43 am
Forum: Quectel Modems
Topic: Optimize network for mobility with RM502Q-AE
Replies: 10
Views: 3313

Re: Optimize network for mobility with RM502Q-AE

At present I have about 5/1.5mbit/s bandwidth from iperf. And here are the results:

'+QENG: "servingcell","NOCONN","LTE","FDD",228,02,4FD405,39,6200,20,3,3,A488,-108,-17,-74,7,0,-,19'
'+QRSRP: -110,-108,-32768,-32768,LTE'
'+QSINR: -13,-4,-32768,-32768,LTE'

my carrier is sunrise switzerland with ...
by kuon45
Sun Jul 14, 2024 4:44 pm
Forum: Quectel Modems
Topic: Optimize network for mobility with RM502Q-AE
Replies: 10
Views: 3313

Optimize network for mobility with RM502Q-AE

I have a RM502Q-AE modem connected to a raspberry pi.

On the modem, I have this antenna: https://www.digikey.ch/en/products/detail/2j-antennas/2J6C86MGFC/22108774

I am using this setup for streaming while flying a small general aviation plane.

The current modem configuration is the factory ...

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