Committee on Radio Astronomy Frequencies
The Committee on Radio Astronomy Frequencies (CRAF) is a committee of
the European Science Foundation (ESF).
The following CRAF Newsletters have been published:
- Latest newsletter
- Issue 20, December 2009
- * Editorial * Report from the 48th
CRAF meeting * Solar radio astronomy, global change and space weather * UK spectrum policy *
Wind turbines * Kick-off of the CRAF Spectrum monitoring
- Issue 19, May 2009
- * Editorial * Report from the 47th
CRAF meeting * Previous Chairmanship * Detection of Very Short
Pulsed Radio Signals * The International Year of Astronomy 2009
- Issue 18, November 2008
- * Editorial * Report from
the 46th CRAF meeting * Summary of technical
seminar on data loss * Data loss for radio astronomy as found
in Recommendation ITU-R RA.1513 * RFI data monitoring system
for the CRAF website * New CRAF memberships * On the Web
- Issue 17, May 2007
- * Editorial *
Report from the 45th CRAF meeting * Protection of Radio Astronomy: a Success
in South Africa * New prospects for solar radio astronomy in Belgium *
Bad news from the UK relating to frequency management * WRC-07 has gone!
WRC-11 is coming! * Summer 2008 meetings on spectrum management
- Issue 16, October 2007
- * Editorial *
Report from the 44th CRAF meeting 9-11 May 2007 * Iridium transmissions into
the radio astronomy band between 1610.6 MHz and 1613.8 MHz * The neighbourhood
watch * A new generation of Earth Exploration Satellite Systems can destroy receivers
in a radio telescope! * Interference from CloudSat? * Abbreviations not
explained in the text
- Issue 15, February 2007
- * Editorial
* Jim Cohen: In memoriam * Report from the 43rd CRAF meeting 16-17 November 2006 *
Geodetic VLBI: a fundamental technology underlying the global geodetic reference
frames * RFI protection in Greece
- Issue 1, 2006
- * Chairman's corner
* Report from the 42nd CRAF meeting [6-7 April 2006] *
Regulatory protection of frequencies above 275 GHz * A site for the SKA *
RadioNet support for CRAF activities * Attempted removal of "All emissions
are prohibited'' (ITU-R RR 5.340) clause from national radio regulations
- Issue 2, 2005
- * Chairman's corner * Report from
the 41st CRAF meeting [17-18 November 2005] * Summer School 2005 * RSPG actions and Radio Astronomy
* SKA Design Study (SKADS) * New CRAF Frequency Manager -
Issue 1, 2005
- Report from the 40th CRAF meeting [11-12 April 2005]
* In Memoriam Pierre Cugnon * Interference Mitigation Publications
* New 40-m radiotelescope at Yebes, Spain * Frequencies on sale *
CRAF Handbook for Radio Astronomy - 3rd edition
- Issue 2, 2004
- * Report from the 39th CRAF
meeting [11-12 October 2004] * ESF sponsored Workshop on Active Protection of
Passive Radio Services * Short Range Radar, SRR - conclusion? * Ultra-Wide band
(UWB) transmissions and radio astronomy * Iridium satellite system and radio astronomy *
Second Summer School in Spectrum Management and Radio Astronomy *
Coordination with 94 GHz CloudSat radar transmissions
- Issue 1, 2004
- * Report from the 38th CRAF
meeting [15-16 April 2004] * CRAF Review 2003 * ESF Workshop on Active Protection of
Passive Radio Services * LOFAR * Short Range Radar, SRR * henceforth RadioNet funding
- Issue 2, 2003
- * New CRAF chairman * Report of the 37th
CRAF meeting [16-17 October 2003] * Evaluation of WRC-03 * Pre-view on WRC-07 and WRC-10 * Further
developments of the Short Range Radar issue * GPS L3 * Global Transmission System experiment - conclusion
- Issue 1, 2003
- * Editorial * Introduction to CRAF *
European radio astronomy * New generation of radio telescopes: a challenge for the radio environment
* Short Range Radar at ~77 GHz * Power Line Communications and LOFAR * Views on WRC-03 agenda items
* Report of 36th CRAF meeting [27-28 March 2003]
- Issue 2, 2002
- * Report of 35th CRAF meeting
[10-11 October 2002] * Global Transmission System experiment - position of ESA *
Revision of Stockholm 1961 * Broadcasting satellite at ~700 MHz * URSI Resolution
on "International Radio Quiet Reserves" * WRC-03 agenda item 1.32 - on the
band 42.5-43.5 GHz
- Issue 1, 2002
- * Report of 34th CRAF meeting
[8-9 April 2002] * CRAF Handbook for Frequency Management * Global Transmission System
experiment * GONETS * Protection of "services" or stations * Power Line Communications
- Issue 2, 2001
- * Report of 33rd CRAF meeting [22-23
October 2001] * Footnote S5.340 * Interpretation of Recommendation ITU-R RA.769 *
24 GHz Short Range Radars * A radio telescope cannot be used for compatibility tests and
standard development
- Issue 1, 2001
- * Report of 32st CRAF meeting [19-20
April 2001] * IUCAF Workshop on RFI Mitigation (28-30 March 2001) * Establishing radio quiet zones * Digital
broadcasting * WRC03 agenda item 1.15
- Issue 3, 2000
- * New CRAF Chairman *
Report of 31st CRAF meeting [9-10 November 2000] * ITU-R TG1/5 * 1.4 GHz and WRC-03
agenda item 1.16 * High Altitude Platform Stations (HAPS) * Ultra-Wide Band transmissions
(UWB)
- Issue 2, 2000
-
* Report of 30th CRAF meeting [11 August 2000] * Results of the WRC-2000 *
Agenda items of WRC 2003 relevant for radio astronomy * CRAF and Inmarsat: is there an
agreement? * Aeronautical Earth Stations at 1.6 GHz
- Issue 1, 2000
-
* Introduction to European Science Foundation * Introduction to CRAF * European radio astronomy
* WRC-2000 agenda items relevant for radio astronomy * ITU-R Working Party 7D * ITU-R
Task Group 1/5 * Radio Astronomy and space systems * Use of microwave techniques for
passive remote sensing of the terrestrial atmosphere * In memoriam Jean-Claude Sémiond
* Report of the 29th CRAF meeting [20-21 March 2000]
- Issue 4, 1999
-
* Report of 28th CRAF meeting [6-7 September 1999] * Channel 38 and DVB-T *
Detailed Spectrum Investigation - Phase III * XXVIth URSI General
Assembly 1999 * TG1/5 Fifth Meeting, Assen, The Netherlands
- Issue 3, 1999
-
* Report of 27th CRAF meeting [12-13 April 1999] * ITU activities * EC Green Paper on Radio
Spectrum Policy * Preserving the Astronomical Sky (IAU-COSPAR-UN Symposium No.196)
- Issue 2, 1999
- * Radio Astronomy at 1612 MHz * ESF-Iridium LLC
Agreement for 1 May 1999 - 1 January 2006 * ESF Press Release * Evaluation
- Issue 1, 1999
- * Report of 26th CRAF meeting [8-9 October
1998] * ITU activities * CRAF and IUCAF in the ITU * Preparations for WRC2000 * 1.4 GHz
developments
- Issue 3, 1998
- * ESF-Iridium LLC Framework Agreement * ESF
Press Release * Evaluation
- Issue 2, 1998
- * CRAF Meeting 25 [2-3 April 1998] * 1st CRAF
workshop * Radio Astronomy in Europe and Iridium * ITU-R activities * Radio astronomy issues
in CEPT project teams * Unknown Space Station finally traced
- Issue 1, 1998
- * CRAF Meeting 24 [20-22 October 1997] * IAU
General Assembly 1997 * Kyoto Declaration * World Radiocommunication Conference 1997 * Radio
Astronomy and Remote Sensing at mm-wave frequencies * Iridium and Radio Astronomy: still an
unsolved problem * Look into Teledesic
- Issue 2, 1997
- * CRAF Meeting 23 [24-25 April 1997] * CRAF
Handbook for Radio Astronomy * CEPT SE28 * ITU-R TG1-3/TG1-5 * ITU-R WP7D * Cloud Radar at
3-mm Wavelength * mm-wave working group * 1.6 GHz in Italy * ASTRA and radio astronomy *
1400-1427 MHz band endangered
- Issue 1, 1997
- * CRAF Meeting 22 [25-26 November 1996] * CEPT
SE28 * Interference to COSPAS-SARSAT * The Satellite-Borne Cloud Radar at 3-mm Wavelength *
Cloud radar frequencies * Iridium and radio astronomy
- Issue 3, 1996
- * CRAF Meeting 21 [2 September 1996] * 25th
URSI General Assembly * CEPT SE28 * mm-wave radio astronomy * 328.25 MHz interference:
Unregistered space station detected?
- Issue 2, 1996
- * CRAF Meeting 20 [11-12 April 1996] * CRAF
Handbook for Radio Astronomy * ITU-R WP7D * ITU-R TG1/3 * A Satellite-Borne Cloud Radar at
3 mm Wavelength * CEPT SE28 * CEPT FM civil/military meeting 20-24 May 1996
- Issue 1, 1996
- * New CRAF Chairman * CRAF Meeting 19
[28-29 September 1995] * CRAF Handbook for Radio Astronomy * Major activities *
Policy * WRC 1995 * CEPT SE28
- Issue 1, 1995
- * Introduction to the ESF -
Committee on Radio Astronomy Frequencies * CRAF membership * Management and
operation of the committee * Major activities * Outstanding problems *
Relations with other bodies * Outlook * Publications * CRAF memberlist
Last modified: January 08, 2010