Search found 29 matches

by qrp
Sat Nov 09, 2019 8:13 am
Forum: Other SDR Devices
Topic: ExtIO_HPSDR# - ExtIO for HPSDR devices (Hermes / Hermes Lite, etc)
Replies: 0
Views: 84

ExtIO_HPSDR# - ExtIO for HPSDR devices (Hermes / Hermes Lite, etc)

Some time ago I wrote ExtIO for HPSDR protocol. I'm used it for FPGA gateware debugging. I think it may be interesting for someone who using SDR devices based on HPSDR protocol. So, I decided to share it here. This ExtIO plugin allows to use HDSDR with DDC SDR receivers and transceivers supporting H...
by qrp
Sat Nov 09, 2019 7:25 am
Forum: RTL-SDR Discussion
Topic: SDRUNO version EXTIO
Replies: 2
Views: 188

Re: SDRUNO version EXTIO

the only version which supports EXTIO is v1.22 EXTIO version, you're needs to start SDRuno.EXTIO.exe.

If you start SDRuno.exe, it doesn't supports EXTIO and works with SDRPlay device only
by qrp
Mon Oct 21, 2019 10:52 pm
Forum: Other SDR Devices
Topic: NanoVNA software mod
Replies: 10
Views: 5268

Re: NanoVNA software mod

After connecting you do Get data. Screen is then Logmag S11 & S21. The 2 curves are visible. Then choose Chart format: VSWR S11. The screen is then blank. If you now click on the lower Auto (Y Min), the program will stop and with an error message: "An unhandled exception has occurred in the applica...
by qrp
Mon Oct 21, 2019 6:35 pm
Forum: Other SDR Devices
Topic: NanoVNA software mod
Replies: 10
Views: 5268

Re: NanoVNA software mod

cudgel wrote:
Mon Oct 21, 2019 5:28 pm
_v2 version is more stable.
What is your issue? What is unstable in v3? v3 should be much more stable.
by qrp
Mon Oct 21, 2019 1:10 pm
Forum: Other SDR Devices
Topic: NanoVNA software mod
Replies: 10
Views: 5268

Re: NanoVNA software mod

Version 3 released :) screenshot.png What's new: - added CAPTURE button, which allows to get screenshot from the NanoVNA - completely rewritten from scratch communication layer, now it works more reliable - improved error handling - fixed calibration bug (calibration code is reworked and now works a...
by qrp
Wed Oct 02, 2019 1:21 am
Forum: Other SDR Devices
Topic: NanoVNA software mod
Replies: 10
Views: 5268

Re: NanoVNA software mod

Here is a new version:
- added TDR VSWR screen
- added Phase Unwrapped screen
- added draft version for Phase Delay screen
- improved live tracking

The phase delay is a draft version, needs to be tested if it works properly.
by qrp
Mon Sep 02, 2019 10:58 am
Forum: Other SDR Devices
Topic: NanoVNA software mod
Replies: 10
Views: 5268

NanoVNA software mod

Here is a modified NanoVNA software. It allows to resize window. Also I added two new diagrams: Series RLC and Parallel RLC. It shows Rs, Xs, Rp, Xp and |Z|. Also fixed SWR diagram. If you have 500 Ohm dummy load, please post screenshot of Series RLC for your NanoVNA with 500 ohm dummy load on CH0. ...
by qrp
Sat Aug 31, 2019 4:24 am
Forum: Troubleshooting Help
Topic: New rtl-sdr v3 driver Nightmare Dongle works great
Replies: 2
Views: 544

Re: New rtl-sdr v3 driver Nightmare Dongle works great

if you're using a new motherboard with USB3, try to use this ExtIO: https://www.rtl-sdr.com/forum/viewtopic.php?f=1&t=4710&sid=92151e8f0388de50768de81b81f9a3a8&start=20#p11796 It contains rtlsdr.dll with more fresh version which supports USB3 controllers. It is developed for HDSDR, but you can try t...
by qrp
Sun Aug 18, 2019 5:37 pm
Forum: RTL-SDR Discussion
Topic: SDR# issues
Replies: 11
Views: 1810

Re: SDR# issues

Does HDSDR works ok?
by qrp
Fri Aug 09, 2019 7:10 am
Forum: RTL-SDR Discussion
Topic: ExtIO_RTLSDR_u8.dll with HDSDR 2.76 + dongle
Replies: 11
Views: 3805

Re: ExtIO_RTLSDR_u8.dll with HDSDR 2.76 + dongle

richsch , When you select "Auto Q", there is no need to switch direct sampling manually. It will be automatically switch on/off when your LO frequency goes below 24 MHz. You're don't need to change anything, just change LO and direct sampling will be automatically enabled and disabled. You can forg...