ISS Frequencies

  • Voice and SSTV downlink - 145.800
  • Voice Uplink- ITU 1 (Europe, Africa & Russia) - 145.200
  • Voice Uplink - ITU 2&3 (Everywhere else) - 144.490
  • VHF Packet up and downlink - 145.825
  • UHF packet up and downlink - 437.550
  • V/u Repeater Uplink - 145.990 (PL 67.0)
  • V/u Repeater downlink - 437.800

Dave Jordan, AA4KN

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ARISS SSTV Joins with NASA On The Air for a Special Event

Oct. 19, 2018: Amateur Radio OnThe International Space Station (ARISS) is planning a very special Slow Scan TV event currently scheduled to start October 27 about 10:00 UTC and end October 29 around 19:30 UTC. Helping to support the event will be NASA’s Space, Communication and Navigation (SCaN) Dept.

The Space Communications and Navigation (SCaN) program manages NASA’s three most important communications networks. The Space Network (SN), Near Earth Network (NEN), and the Deep Space Network (DSN.

Just as in past ARISS SSTV commemorations, 12 images will be downlinked, but this time with 6 featuring the SCaN educational activities while the other 6 images will commemorate major NASA anniversaries, ie when NASA was established, astronauts first landing on the moon, etc.

In addition to the fun of receiving these images, participants can qualify for a special endorsement for the NASA On The Air (NOTA) celebration event. To learn more about NOTA, visit (

Once received, Images can be posted and viewed at http://www. .The transmissions are expected to be broadcast at the usual frequency of 145.800 MHz using the PD-120 SSTV mode.

Please note that the event is dependent on other activities, schedules and crew responsibilities on the ISS and are subject to change at any time.

More information will follow soon, so please continue to check for news and the most current information on the and websites, This email address is being protected from spambots. You need JavaScript enabled to view it., the ARISS facebook at Amateur Radio On The International Space Station (ARISS) and ARISS twitter @ARISS_status.

NASA on the air & SCaN SSTV event Oct 27

Who Am I

Personal details:-
David Underhill:- 65years
ADVANCED Class Amateur
First Licensed in 1982 (AOLCP)

Previous callsigns

What I love

Areas of Interest:
Repeaters FM, 80M SSB, Digital Modes

Other Hobbies:
Electronics, Computers, ARDUINO

Base Rig


HF Antenna: Diamond CP6 Vertical

VHF/UHF: Diamond X50A Vertical
P/S Manson 33A.