CAS-2, CAS-3

Chinese satellites #2: CAS-2, CAS-3


Launch: 19 Sep 2015
Rocket: Long March-6 (LM-6 or CZ-6)
Taiyuan Satellite Launch Center


CAS-2A1
  270x270x250mm
  2m CW telemetry beacon 100mW
  2m AX.25 digital telemetry beacon 500mW
  2m FM voice beacon 500mW
  U/V mode Linear transponder 50 kHz 500mW
  L/S mode Linear transponder 200 kHz 320mW
  U/V mode APRS repeater

CAS-2A2
  70cm CW telemetry beacon 100mW
  70cm AX.25 digital telemetry beacon 500mW
  13cm CW telemetry beacon 200mW
  3cm CW telemetry beacon 200mW
  V/U mode Linear transponder 500mW

CAS-3A
  400x400x400mm 20kg
  Uplink: 70cm band
  Downlink: 2m band
  Amateur radio payloads:
  Callsign: BJ1SB
  CW Telemetry Beacon: 50mW, 22wpm
  U/V Mode Linear Transponder: 100mW, 20kHz bandwidth, spectrum Inverting
  AX.25 telemetry: 100mW, 19.2k/9.6k baud GMSK

CAS-3B, CAS-3C, CAS-3D
  250x250x250mm 9kg
  Uplink: 70cm band
  Downlink: 2m band
  Amateur radio payloads:
  Callsign: BJ1SC (for CAS-3B), BJ1SD (for CAS-3C), BJ1SE (for CAS-3D)
  CW Telemetry Beacon: 50mW, 22wpm
  U/V Mode Linear Transponder: 100mW, 20kHz bandwidth, spectrum Inverting
  AX.25 telemetry: 100mW, 19.2k/9.6k baud GMSK

CAS-3E, CAS-3F
  110x110x110mm 1.5kg
  Uplink: 70cm band
  Downlink: 2m band
  Amateur radio payloads:
  Callsign: BJ1SF (for CAS-3E), BJ1SG (for CAS-3F)
  CW Telemetry Beacon: 50mW, 22wpm
  U/V Mode Linear Transponder: 100mW, 20kHz bandwidth, spectrum Inverting
  AX.25 telemetry: 100mW, 9.6k baud GMSK

CAS-3G, CAS-3H, CAS-3I
  Amateur radio from other agencies of China will share the same launch.




Satellite              Uplink            Downlink          Digital   CW      Mode
CAS-3A(XW-2A)          435.030-435.050   145.685-145.665   145.640/145.660   9k6/19k2 GMSK CW
CAS-3B(XW-2B)          435.090-435.110   145.750-145.730   145.705/145.725   9k6/19k2 GMSK CW
CAS-3C(XW-2C)          435.150-435.170   145.815-145.795   145.770/145.790   9k6/19k2 GMSK CW
CAS-3D(XW-2D)          435.210-435.230   145.880-145.860   145.835/145.855   9k6/19k2 GMSK CW
CAS-3E(XW-2E)          435.270-435.290   145.935-145.915   145.890/145.910   9k6 GMSK CW
CAS-3F(XW-2F)          435.330-435.350   146.000-145.980   145.955/145.975   9k6 GMSK CW
CAS-3G(DCBB,KAITUO-1B)    .              145.475           437.950           9k6 GMSK
CAS-3H(LilacSat-2)     144.350/144.390   437.225/144.390   437.200           4k8 GFSK APRS CW
CAS-3I(NUDT-PhoneSat)     .              437.300              .              9k6 GFSK


[Supplement]
CAS-1  = XW-1/HO-68
CAS-3  = XW-2


[Reference]
http://www.amsat.org/?p=4181
http://lilacsat.hit.edu.cn/?page_id=257
http://starty.kosmonautix.cz/app/data.html
http://amsat-uk.org/2015/05/22/beijing-satellites/
http://amsat-uk.org/2015/05/24/nine-cas-3-ham-radio-satellites/
http://www.arrl.org/news/view/china-set-to-launch-several-amateur-radio-satellites-this-summer
http://www.arrl.org/news/chinese-amateur-radio-satellites-set-to-launch-in-early-september
http://www.arrl.org/files/media/News/XW-2CAS-3%20Sats.pdf, CAS-3 Frequency Allocation Diagram
http://www.dropbox.com/s/kpuj958wr8s00t8/LilacSat-2_Live_CD_User_Manual_en.pdf?dl=0