Online QRSSB

Send CWID: before, after, never.
Spectrum settings
Options
debug:
Logged as:

Error:

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Inp. volume left: (Mic.)
0 dB

Inp. volume right: (Receiver)
0 dB

Output volume:
100 %

Decoding squelch :

Loop Delay:
sec

TX data:
F1
F2
F3
F4
No QSO data recorded.



RX Data:

Note: all RX Files will be dropped when the page is reloaded!
Right click on the player and select "save as" for download.


Spectrum Options


fftSize:
BinWidth: 9.2 Hz
Waterfall Intervall:
40 ms
Frequency min:

Frequency max:

dB From:

dB To:

Frequency Label interval

Decibel Label interval

Options


select ptt output:

DTR RTS
Select MIDI/COM:
Audio input device:
Audio output device:


0.0

View Help

Used libs:
canvasjs wav-audio-encoder-js chromajs localForage FileSaver

Specification:
Web Audio API Media Capture JavaScript