Slow-Scan Television — pictures sent as tones, in Martin,
Scottie, Robot, PD and Wraase modes. Tune a sideband or FM signal and enable the
decoder; the mode is read from the header the sender opens with.
Receiving
TimeModeSizeLinesImage
No pictures yet
StatusNo signal
Active mode--
PI--
PS--
PTY--
PTY Code--
PTYN--
TP--
TA--
Audio--
Stereo--
Compressed--
Artificial Head--
Dynamic PTY--
AF--
RadioText--
Raw JSON (last spectrum frame)
--
Waiting for server decode
0 vesselsNo traffic yetA 161.975 MHz · B 162.025 MHz
Waiting for server decode
Channel100 kHz centered on tuned frequency
Frames0 bursts
LatestNo traffic yet
Waiting for server decode
0 shown0 totalNo packets yet
Waiting for server decode
0 shown0 totalNo packets yet
Waiting for server decode
Next slot --s
TimeSNRDTRFMessage
Showing up to 200 most recent decodes. Full history is available on the Map tab.
Waiting for server decode
Next slot --s
TimeSNRDTRFMessage
Showing up to 200 most recent decodes. Full history is available on the Map tab.
Waiting for server decode
Next slot --s
TimeSNRDTRFMessage
Showing up to 200 most recent decodes. Full history is available on the Map tab.
Waiting for server decode
Next slot --:--
TimeSNRDTRFMessage
Waiting for server decode
CW Audio Tone Picker
--
Waiting for satellite pass
Meteor LRPTIdle
Meteor-M LRPT — Low Rate Picture Transmission from Meteor-M N2-3/N2-4 (137 MHz QPSK at 72 kbps).
Multi-channel CCSDS-framed imagery (APIDs 64–69) with RGB composite output.
TimeTypeSatelliteChannelsLinesImage
No images yet
Idle
Weather Facsimile — HF/satellite image reception (60/90/120/240 LPM).
Tune to a WEFAX station in USB mode and enable the decoder to begin receiving.
Receiving
TimeIOCLPMLinesImage
No images yet
Loading map…
Waiting for map engine to initialise
Filter
Show
Rig
History
Paths
TRX paths on popup, directed decode paths when target locator is known
Search
Satellites
Currently receivable
SatelliteMax ElAOS StartAOS EndTime leftDirection
Upcoming passes
AOS (UTC)SatelliteMax ElDurationDirection
Loading predictions…
Statistics
0
Total decodes
0
Unique stations
0
Unique grids
0
Decodes / min
Decodes by type
Breakdown of decoded signals by decoder type
Band activity
Decode volume per amateur band
Per-receiver comparison
Decode counts across connected receivers
DX distance distribution
Contact path distance histogram
Longest decode paths
Top 5 directed decode paths by distance
Strongest decoded signal
Top 5 strongest signals by SNR
Weakest decoded signal
Top 5 weakest signals by SNR
Recorder
Active recordings
No active recordings.
Recorded files
No recorded files.
Showing 0-0 of 0
Page 1 of 1
Settings
No activity yet.
Activity Log
Grayline Settings
Time Span Entries (UTC)
When multiple entries overlap, spend this many minutes at each before cycling. Leave blank to disable.
Entry details
Start
End
Center freq
Primary bookmark
Extra channels
Label
Interleave (min)
REC
Satellite Pass Scheduling
Tune to the satellite bookmark this many seconds before acquisition. Gives decoders time to lock.
Satellite
NORAD ID
Bookmark
Min elev.
Priority
Background Decode
Decodes saved bookmarks on hidden channels while you work another band.
Needs an SDR rig, and a bookmark is only decoded while it falls inside
the span the rig is tuned across.
Bandplan Display
The bandplan strip is shown above the spectrum plot when a region is selected and the visible frequency range overlaps a band allocation.
Legend
CW Phone / SSB Narrow / Digital FM All Modes Beacon Satellite
Full Decode History
These buttons clear the server-side decode history and reset the corresponding decoder state.
About
Authenticated as: --
Server
Version
--
Build date
--
Address
--
Callsign
--
Location
--
Uptime
--
Radio
Rig
--
Active rig
--
Available rigs
--
Connection
--
Modes
--
VFOs
--
Audio
Codec
--
Sample rate
--
Channels
--
Bitrate
--
Frame duration
--
RX status
Off
Active streams
--
Decoders
FT8
Off
FT4
Off
FT2
Off
WSPR
Off
CW
Off
APRS
Off
Meteor LRPT
Off
WEFAX
Weather Facsimile decoder
Integrations
PSK Reporter
--
APRS-IS
--
Rigctl endpoint
--
Rigctl clients
--
Client
Version
{pkg} v{ver}
Build date
{client_build_date}
HTTP clients
--
Connection lost
Retrying…
Keyboard Shortcuts
F
Pick frequency (focus input)
R
Round to nearest step
B
Jump to previous freq/bw/mode
[ / ]
Narrow / widen bandwidth (±10 kHz)
← / →
Tune by current step
↑ / ↓
Shift center frequency
M
Open mode picker
Z
Toggle mono / stereo (WFM)
N
Toggle noise blanker
Q
Toggle squelch (off / auto)
S
Spectrum screenshot
+ / -
Zoom spectrum in / out
0
Reset spectrum zoom
F1
Toggle this help
Esc
Close overlay / exit fullscreen
Press F1 or Esc to close
Loading decode history…Preparing recent decodes for the UI