LilacSat-1 Radio Info

Callsigh

ON02CN

Uplink

  • Frequency
  • 145.985 MHz
  • Antenna
  • 1/4 wavelength monopole
  • Polarization
  • Linear
  • Protocol
  • For repeater
  • Analog voice
  • For open camera interface
  • AX.25 UI
  • Modulation
  • For FM repeater
  • FM, 67 Hz PL
  • For open camera interface
  • 1000 bps AFSK

Downlink

  • Frequency
  • 436.510 MHz
  • Antenna
  • 1/4 wavelength monopole
  • Polarization
  • Linear
  • Protocol / Voice Coding
  • For telemetry
  • CSP
  • For repeater
  • Codec2
  • Channel Coding
  • (7, 1/2) convolutional
  • Modulation
  • 9600 bps RRC-BPSK NRZ-M
  • Power
  • 23/27 dBm

Telemetry and Digital Audio Decoder

Telemetry and Digital Audio Decoder based on GNU Radio

Source Code and GRC flowchart at: https://github.com/bg2bhc/gr-lilacsat

 

Please also check gr-satellites by Daniel Estévez, EA4GPZ, a GNURadio OOT to provide decoders for different satellites.

https://github.com/daniestevez/gr-satellites

 

"LilacSat-1 Codec2 downlink" by EA4GPZ: http://destevez.net/2016/10/lilacsat-1-codec-2-downlink/

"Low latency decoder for LilacSat-1" by EA4GPZ: http://destevez.net/2017/05/low-latency-decoder-for-lilacsat-1/

 

Open Camera Interface (The same as BY70-1)

Description: http://lilacsat.hit.edu.cn/?p=542

"Open telecommand for BY70-1" by EA4GPZ: http://destevez.net/2017/01/open-telecommand-for-by70-1/

Latest TLE

http://lilacsat.hit.edu.cn/tle/lilacsat1.txt

(To be deployed on May 23rd 2017. ISS data used for LEOP.)

IARU Amateur Satellite Frequency Coordination Page

http://www.amsatuk.me.uk/iaru/finished_detail.php?serialnum=343

(FM to Codec2-BPSK digital voice repeater instead of APRS digipeater and FM repeater with center frequency and bandwidth not changed.)

QSL Info

For Whom Successfully Sent Telemetry to LilacSat Server
Send an e-mail to lilacsat@hit.edu.cn with a snapshot of the contributor page and your postal address, we will mail you a QSL card directly.
 
For Others
QSL via BH2RO (Bureau or direct with SASE)
QINGYANG LI, ROOM 312, NO. 122-4 CHISHAN ROAD, YUHONG DISTRICT, SHENYANG 110034, CNINA