-
booting a master kernel with a 2019R1 device tree on ZedBoard + FMCOMMS3, gives me this during boot:
```
adf4350 spi1.0: spi1.0 supply vcc not found, using dummy regulator
adf4350 spi1.0: Linked as…
rgetz updated
4 years ago
-
### Description of the setup: Red-Pitaya with running Alpine Linux os.
* Device: Red-Pitaya and (ADF4351).
* SD card image: Alpine Linux (Red-Pitaya Notes)
* Application: Wideband SDR (ext…
-
I upgraded from Arduino IDE 1.0.6 to 1.6.5 and now my sketch have compile error:
unable to find a register to spill in class 'POINTER_REGS'
I've narrow it down to a function (I've modified it to try…
-
How to improve the VNA operating range up to 4 or 5 GHz?
-
I have a problem generating 404MHz out with the code below. If I modify the code below to set frequency to 80MHz with vfo.setf(80000000UL) it works fine as seen on the oscilloscope. There is a sine ou…
-
I have been working with your library and a chinese ADF4351 board which has onboard 100 Mhz crystal oscillator. I was able to set it to 2.401Ghz and the lock led lights up but when I try to set it to …
-
Hi Pavel,
First of all thanks for all apps which you develope for RP - all of them all very useful for me.
I would like to suggest you to add one more simple app to your collection, which can be ver…
sq3rx updated
5 years ago
-
This is a fascinating project, thank you for your hard work!
I am wondering if it is possible to tweak the component selection to extend the low end down to include the broadcast FM range (88-108MH…
-
Now that LTC/ADI/HMC are a single mega RF entity I'm limiting my initial search to them.
Crude filtering of candidate ICs: https://www.analog.com/en/parametricsearch/11322#/p4466=1|400000000&p4467…
-
I haven't figured out the exact sequence of events, but here is a rough observation about the HMC830:
- it is possible to make it go into lockups where it does not lock. It identifies correctly and t…