Whats new

go2signals Whats new?

Updates ensure that you get the latest features, speed optimizations, security patches, and stability improvements to the software. In addition, updates also ensure compatibility with patches and updates to the operating system and components such as Python.

Release V22.1, January 2022

Common Features

Demodulators

  • ASK unipolar: with modulation order 4 and 8
  • FSK discr.: with modulation order 8
  • TFM5 demodulator

Decoders

  • Decoder channels bandwidth increased from 1.5 to 4 MHz
  • ADS-B/Mode-S
  • Siemens CHP-200
  • DUP-FEC-2
  • DUP-ARQ 2
  • HF-FAX/Weather-Fax
  • KG-STV
  • SSTV
  • Improved speech quality of the AMBE codec with weak NXDN, APCO25, DMR and DPMR signals
  • CODAN Chirp: added burstinfo output
  • DMR: Implemented automatic decryption of Hytera Basic. Improved decoding and output of IP data as pcap file
  • DMR continuous: Implemented automatic decryption of Motorola Basic.  Decryption of ARC4/DES/AES with provided key. Improved decoding and output of IP data as pcap file
  • TETRA: Decryption of TEA 1/3/4 with given key (DMO, Downlink)
  • NXDN: Full decoding of trunking repeater frames
  • ACARS/HFDL,VSL2/INMARSAT AERO P/R/T:
    • Improved decoding of Media Advisory Messages
    • Media Independent Aircraft Messaging with reassembly
    • Reassembly of fragmented messages
    • XML output for post-processing

Receivers

  • R&S ESMD receiver: Added receiver control and IF-Panorama / Panorama-Scan support
  • R&S EB500 receiver: Added IF-Panorama / Panorama-Scan support
  • Jumbo-Frames to increases maximum bandwidth for R&S receivers
  • Update driver for USRP receiver to solve some communication problems

go2MONITOR

GUI, System

  • Bandwidth of 5 MHz for VHF/UHF and 1 MHz for HF
  • Signal activity triggered recording (Parameters: SNR, lead time, follow-up time max. duration, min. pause)
  • Decoders with additional files (for example alphabets) can now be used with go2MONITOR
  • In Viewer GUI configuration, File or Stream Playback address for narrowband channels will be determined automatically, without need to set “FilePlaybackIPAddress” value in the configuration
  • Various improvements in frequency management: Column group will be automatically enlarged during editing, new frequencies will remain visible after adding, speed up frequencies import with duplicated entries

Classifier

  • Modulation classifier for OQPSK
  • Modem classifier ALE-4G
  • Modem classifier DAB
  • Modem classifier DVB-T
  • Added DMR-Cont. variant

AMT

  • Additional AMT task type: Continuous fixed-frequency monitoring
  • Signal activity triggered recording (Parameters: SNR, lead time, follow-up time max. duration, min. pause)
  • The length of NB-recording files stored by AMT tasks changed from 30 s to 5 minutes to match the length of produced audio files
  • Changed triggering strategy in AMT: If begin of triggering emission cannot be reached by using delay buffer, the action will start with the current time and not with the maximal delay time
  • Improved detection of whether a frequency is already being processed to prevent duplicate processing of the same emission
  • Configuration with longer maximal delay time (license option) in a channel allow entering delay value manually instead of only choosing from a drop-down
  • If trigger based on detection in overview spectrum is used in an AMT-Live task, the option “Use modem list from trigger emission” will be turned off and disabled

ResultViewer

  • ---

Option Wideband Multi Production Channel

  • go2MONITOR-8 with WMPC-32 has 8 full decoding channels and 24 additional classification, recording, analog audio demodulation channels
  • go2MONITOR-4 with WMPC-16 has 4 full decoding channels and 12 additional classification, recording, analog audio demodulation channels

go2DECODE

GUI, System

  • ---

pyDDL

  • New helper functions for splitting a BitBuffer into smaller chunks
  • Added a predefi ned hamming code generator matrix for BlockDecoder
  • search_pattern: defining a pattern mask is no longer always neccessary
  • generate_lfsr_sequence: allow up to 64 bit (was 63 bit)
  • Faster hamming weight calculation (pop count) of long bitbuffers
  • Added alphabet CCIR 476 (SITOR)
  • Added alphabet ITA3
  • New/updated pyDDL decoders
    • ALCATEL 801H 8 Tone
    • ALIS2
    • APCO25
    • APCO25 Phase 2 Downlink
    • ARQ-M2-242/342
    • ARQ-M4-242/342
    • CIS11
    • CIS112 burst/stream
    • CIS128
    • CIS81
    • CIS36
    • CIS36-50
    • CIS14
    • CIS45
    • CHN MIL 4FSK
    • CHU FSK
    • CIS FSK 200 1000
    • CODAN Chirp
    • DGPS
    • DUP-ARQ
    • FLEX
    • FMS-BOS
    • Inmarsat AERO R/C/T/P
    • JSM
    • MFSK8/16
    • Olivia
    • POL-ARQ
    • QPSK31
    • RUM-FEC
    • SI-ARQ
    • SI-FEC
    • SP14
    • SELCALS: EURO, EIA, EEA, MODAT, NATEL, VDEW, CCIR-1, CCIR-2, CCIT
    • Tetrapol
    • THROB/X
    • XPA
    • XPA2
    • Yaesu Fusion

Release V21.2, July 2021

Common Features

Demodulators

  • QAM demodulator with variable constellation
    • Demodulation of user customizable constellations
    • Burst detection with preamble synchronization feature
    • Multichannel support
  • QAMn var:
    • APSK16_dvbs2
    • ASK2PSK2 abs/diff
    • ASK2PSK4 abs/diff
    • ASK2PSK8 abs/diff
    • ASK2PSK16 diff
    • QAM 8
    • QAM 16 circle/square
    • QAM 16 v17 abs/diff
    • QAM 16 v22 abs/diff
    • QAM 32 circle
    • QAM 64 circle/square
    • QAM 256 square
  • Added DTMF selcal support for FDM signals

Decoders

  • MPT1327 Uplink
  • Bell 103 / ASCII 8 11
  • DominoEx
  • Detector for ALE4G / WALE
  • STANAG 4285
    • Includes uncoded modes (no automatic detection)
    • Decoding of 8 Bit synchron ASCII (no automatic detection)
    • Improved performance and forward error correction
    • Decoder parameters to specify the alphabet
  • ASCII 8 Bit: number of stop bits and  output codec parametrisation
  • AIS: decoding of additional message types and minor fixes
  • DMR
    • Alinco decrypting with automatic key extraction
    • AES/DES decryption with known key
    • Output of MFID and short message as XML tags
  • TETRA DMO
    • Recognize communication type (normal / repeater / gateway)
  • STANAG 5511 Slew
    • XML tags for Message Type, Address, EOM
  • STANAG 4481 FSK
    • Decoder parameters tospecify codec and alphabet
    • XML tags for alphabet
    • Status output
    • HFDL: added status channel output
  • Baudot & ASCII7: define custom alphabet in external text file

Receivers

  • R&S ESMD receiver: Added receiver control and IF-Panorama / Panorama-Scan support
  • R&S EB500 receiver: Added IF-Panorama /Panorama-Scan support
  • Update driver version for USRP receiver to solve some communication problems

go2MONITOR

GUI, System

  • Emission structure display(Bit-Display) added to decoding channels
  • IQ-Display (Phase-Plane) added to decoding channels
  • Weather-FAX display using the Bit-Display
  • Scheduler for automatic post-processing, data filtering, deletion, export, alert generation,  etc).
  • Alarms, Alerts
  • Memory Scan / Step function now supports receiver-specific frequency range limitations to enable effective scan / step
    with multiple receivers simultaneously
  • New result database fields: Auxiliary information, Periodicity, Bearing /BearingDone-Flags, Alert-Flag
  • Detection of new emission from scan/overview spectra improved to reduce false-positives
  • Added separate metadata post-processing scripts for TETRA DMO and TETRA Uplink
  • Changed some mapping from tags to fields for APCO25 and TETRA modems
  • Units and number of decimal places for frequency display is configured in the application settings dialog. Default format is set to MHz with four decimal places
  • New functions in ResultViewer to create user-results from a selection of other results (available from table view and structuring)
  • New option in ResultViewer, signal detail, to set if the whole time-range of a recording will be displayed automatically instead of only the first 10s
  • Recording to binary file of raw data after channel decoding for many decoders

Classifier

  • DECT modem recognition added
  • All recognized modems are reported (including MIL and PMR) even in the standard version
  • New parameter auto-correlation peak and periodicity estimation for classified PSK signals
  • Optimizations for OTH (Over The Horizon) to reduce large number of unknown signal segments in certain
    HF radar emissions (optional)
  • NC-Library now classifies signals until End of File

AMT

  • AMT tasks now specify alerts or frequency blocking behavior even if no narrowband action was selected

ResultViewer

  • An additional standalone ResultViewer is now part of the delivery
  • Direct setup of the data source for the standalone ResultViewer (local/remote)

Option Wideband Multi Production Channel in manual mode

  • go2MONITOR-8 with WMPC-32 has 8 full decoding channels and 24 additional classification / audio channels
  • go2MONITOR-4 with WMPC-16 has 4 full decoding channels and 12 additional classification / audio channels
  • These additional hannels operate with modulation classification, recording and audio demodulation

go2DECODE

GUI, System

  • To be added

pyDDL

  • Added and updated several predefined aphabets
  • Binary (octal / hexadecimal decoder parameters up to 1024 bit (was 64 bit)
  • New command convert_symbols
  • New module RandomInterleaver for convenient and fast deinterleaving

Release V21.1, January 2021

Common Features

Demodulators

  • MIL-STD-188-110C Appendix D wideband HF data up to 24 kHz

Decoders

  • CHN MIL Hybrid 8FSK-PSK with output of raw transmission symbols
  • CIS Hybrid MFSK-68 PSK-9000 with output of raw transmission symbols
  • CIS Hybrid MFSK-80 PSK-250 with output of raw transmission symbols
  • APCO25: output of encryption algorithm
  • DMR: decryption of ARC4 encrypted transmission with known key
  • ELT, EPIRB, COSPAS-SARSAT, PLB: decoding of emergency radio beacon
  • FT8/FT4: full decoding of all burst types
  • MPT 1327: enhanced decoder output
  • POCSAG: output address in xml
  • Selcal ICAO: added status output
  • CODAN: Added binary output to CODAN 3212 1 Channel PSK, CODAN 3212 1 Channel PSK 75bps, CODAN 3212 1 Channel PSK HDR, CODAN Selcal, CODAN 3012 Chirp
  • Various decoders moved now to Python 3.8 (pyDDL)

Receivers

  • SignalHound SM200 A/B
  • IZT R3xxx 20MHz now with  spectrum overview (panorama display)
  • NARDA SignalShark with RF-Input selection

go2MONITOR

GUI-System

  • ResultViewer added export format for INNO Metascope (CIM)
  • Frequency spin boxes in NB-channels and WB-Input (Receiver-Frequency) remember units (kHz, MHz, GHz) and number of decimal places
  • Improved mission channels view
  • Added display of blocked frequencies in broadband spectrogram
  • Decoder parameter control added (for alphabets, deciphering keys, decoder parameters). It is possible to save settings in a new decoder.
  • Additional metadata extraction from decoder results for :
    • Support for ALE-3G and APCO-25 Phase2
    • Encryption property for DMR, DMR Continuous, NXDN & APCO-25
    • TETRA DMO, TETRA Uplink
    • DSC-HF, DSC-VHF

Classifier

  • UMTS/LTE mobile phone services detection
  • MIL-STD-188-110C Appendix D detection
  • CIS112-OFDM improved burst detection
  • OFDM classification improved
  • Wideband signal detection improved

AMT

  • Fixed Frequency Classification mode
  • VHF-UHF Fast Triggering mode

go2DECODE

GUI-System

  • Live audio playback: Improved voice quality
  • Decoder parameters: New editor

SOMO

  • OFDM signal generation added

Release V20.2, July 2020

Common Features

Demodulators

  • Multitone (MFSK), demodulator and decoder for simultaneous tones
  • DECT
  • GSM

Decoders

  • DECT (full decoding of GAP-Profile based connections including voice calls and meta information, voice if unencrypted)
  • GSM (Broadcast Channel, BCH)
  • DMR (automatic cracking of Motorola Basic Privacy encrypted calls, recognition of encryption modes)
  • Support for python based decoders (pyDDL). DDL remains supported

Detectors

  • Link 11 CLEW UHF

Receivers

  • USRP X310
  • R&S EB510
  • R&S EB500, ATT control added
  • CommsAudit CA 7852 receiver control (frequency, bandwidth, gain) added
  • SignalHound BB60C, scan mode added
  • R&S EM100/PR100/EB500, multicast UDP added
  • PLATH SIR 21XX, frequency range > 3GHz

go2MONITOR

GUI

  • "Live Processing" as new task type for all go2MONITOR products
  • Task triggering from the panorama display
  • Missions can be linked to a GUI perspective
  • Sample missions
  • "Inverse Trigger" for AMT tasks
  • Bulk file processing in the narrow band channels
  • Double-click the status bar to switch between minimum and maximum layout
  • Double-click on audio meter is mute/un-mute the audio
  • Monitor folders and automatically process any new or existing signal stored there
  • Added WAV files up to 4 GB
  • TCI Blackbird CAP signal file playback support
  • Results can be exported from the ResultViewer into the Innosystec Metascope CIM format
  • Import of the EiBi HF broadcast frequency list

Classifier

  • CHN hybrid

go2DECODE

Decoder Development

  • The decoder development Langauage (DDL) is extended by PYTHON
  • We will move step by step all included decoders from DDL to pyDDL
  • Customers can convert their existing DDL files to pyDDL using our migration tool
  • New editor and debugger for pyDDL decoders based on Spyder IDE

GUI

  • Sonagram with higher limit for number of lines per second
  • Bitdisplay: option to switch between LSB/MSB-first order
  • Button to manually refresh list of local decoders

PMO

  • Show hex output in plainresult