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Re: TX Adalm Pluto on 2400 MHz qo100 uplink


 

On Wednesday, 28 August 2024 17:00:00 EEST you wrote:
Measure with Ultra Tiny SA gives 4.5dBm for HackRF versus -22 dBm for Adalm
Pluto on 2400MHz.

When QRadioLink is off, I can question the Pluto:

iio_attr -v -a ip:usb -c ad9361-phy -o voltage0 hardwaregain
Using auto-detected IIO context at URI "usb:3.41.5"
dev 'ad9361-phy', channel 'voltage0' (output), attr 'hardwaregain',
value '-89.000000 dB'
What was your measurement procedure?
Did you use a constant envelope carrier?

You should be seeing anything between 0 and 4 dBm on the ADALM-Pluto output at
that frequency and maximum gain. Check the Analog Devices datasheets.
Unless your measurement procedure was wrong, the PA is probably gone.

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