Search found 4 matches

by Seasalt
Wed Aug 31, 2016 9:12 am
Forum: RTL-SDR Discussion
Topic: Q Mode Direct sampling with Linux / Android Software.
Replies: 0
Views: 8421

Q Mode Direct sampling with Linux / Android Software.

I own aSoft66q RTL from Japan and have just purchased a Ver 3 RTL dongle with HF Q mode direct sampling. I thought it might be handy to start a forum topic on the different ways Linux / Android Users can use the Direct Sampling Q Mode. So far this is what I know. Please add new methods. In GQRX the ...
by Seasalt
Wed Aug 31, 2016 4:31 am
Forum: RTL-SDR Discussion
Topic: Version 3 Dongle
Replies: 8
Views: 7750

Re: Version 3 Dongle

[quote="rtlsdrblog"]Hmm yeah looks like its turning on the "I branch" instead of the "Q branch" by default. To use the Q-branch, I think the fix is very simple in the code. Just open up rtl_fm.c with a text editor, and search for and change this line as follows: Pardon me for jumping in but i would ...
by Seasalt
Fri Apr 08, 2016 8:39 am
Forum: RTL-SDR Discussion
Topic: Test R820T vs R820T2 RTL_Test -t not showing R80T2 tuner.
Replies: 2
Views: 4599

Re: Test R820T vs R820T2 RTL_Test -t not showing R80T2 tun

The R820T and R820T2 are electronically identical, with only some very small changes on the inside. It is normal for rtl_test to return that it is a R820T. The only way to check for sure would be to open the case and read the marking on the chip. But there haven't any cases of people falsely advert...
by Seasalt
Fri Apr 08, 2016 2:25 am
Forum: RTL-SDR Discussion
Topic: Test R820T vs R820T2 RTL_Test -t not showing R80T2 tuner.
Replies: 2
Views: 4599

Test R820T vs R820T2 RTL_Test -t not showing R80T2 tuner.

Hi I have two RTL_SDR dongles. I am trying to test for genuineness. One is a $6.00 blue one from EBAY it says it is a R80T2 on the plastic case but in :~$ rtl_test -t Found 1 device(s): 0: Realtek, RTL2838UHIDIR, SN: 00000001 Using device 0: Generic RTL2832U OEM Found Rafael Micro R820T tuner Suppor...