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g4zfqradio
Installing and using HDSDR
Kiwi Raspberry pi and WSPRdaemon
HDSDR & RTL Dongle. Upconverter, Panadaptor.
HDSDR-IQ-Balance
Signal Measurement with HDSDR
CW Users:- HDSDR and ExtIO_SRlite for Softrock RXTX
Winrad and HDSDR
HDSDR IF Panoramic Display with Conventional Receiver or Transceiver
HDSDR & WSJT-X
HDSDR:- Receiving Digimodes Basics. "VAC" and Equivalents.
HDSDR With Digital Modes Advanced Topics.
HDSDR-CWSkimmer and Other Digimodes Using IQ Output or Demodulated Audio.
FCD/HSDR/VAC/AIS Monitor/VirtualCOMport/AISDecoder to GoogleKMZ
HDSDR and Fldigi
HDSDR Autocorrelation Mode
HDSDR CTL-SHIFT-G
Using HDSDR with Wine on Linux and on the Mac
WSPR-SNR-Plot-v-WWCR
Using the FCD with WSPR, CW Skimmer, Spectraview, DRM. Fault-finding.
WSPR Notes
QRPLabs_QDX
WSPR Map
G0UPL's Ultimates, GPS.
QRPLabs Program Chip With USBasp
Progrock Update
Noise Filter for Si5351
QRPLabs_Replace_Si5351
Softrock Pages. Initial Configuration.
The ATTiny USB Controller in the Softrock
ExtIO or CFGSR some Undocumented Features.
Calibrating the Softrock Si570 USB Controller
More on Ground Loops and Audio Settings
Levels measured in a Softrock TX, Diode Probe, 1dB Point, Faultfinding.
Matching BS170 for Softrock
Ensemble_Isolation_Transformers LPF & Inductors
Add a LPF for the Lowest Band of a RXTX
VHF_Ensemble Antenna Isolation, "Subharmonic" mixing.
Softrock, WSPR, PSDR, and VAC
Softrock_WSJT-X_CAT
Modifying the Softrock Lite, add Si570, plug-in BPF
Ensemble_Mods, no USB, COM port TX, LEDs, KM5H case, IQ Jumpers.
Softrock SDR and the Si570
"High Voltage" programmer for the ATTiny AVR.
Softrock_Auto_BPF-LPF
Robby's Construction/Information Site
Softrock Centre Phase/Amplitude
PSDR_Si570-LPT
Si570_Softrock
si570
Soundcard SDR Basics, SDR Sharp
SDR with Soundcard Basic Settings and Faults.
Soundcard_SDR_Ground_(Earth)_Loops
SDR Transmit and Receive Image Rejection
SDR on Acer Netbook, Sodira DRM.
RightMark Soundcard Tests for SDR.
D44
SDR_TX_IQ_Image_Indicator
Setup Rocky, ini File, Modern Computers.
Ways to Pipe Sound Between SDR and Decoder
SDR Soundcard Windows Software short list.
Soundcard_SDR_Software
Quisk for Windows
Install_Test_Configure_RTLdongle
RTL, IOW Locators, uBlox GPS
Locator squares for IOW
u-Blox_NEO-6-7
GPS Notes
Homemade Boards:- Si570, WA6UFQ Controller, K5BCQ controller, Rotary Encoder.
Kees & John Si570 Controller
Timed_Switching_LPT_COM
G4ZFQ Radio Home
LC100A Terminals on the Right
Making a Cobwebb
Greyline Charts, SNR v Signal and noise.
Greyline_Charts_Using_SpecLab
OK0EU Beacon Screenshot 3-4 August 2010
Eclipse Effect?
3250-1109
3250-1209
3810 Jan-Feb 2009
Alice4835KHz
2078_Text
g4zfqradio
RTL, IOW Locators, uBlox GPS
RTL, IOW Locators, uBlox GPS
In subfolders of the Menu
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