IOS Inc.
The Brewer experts
Important:
SETDATE: Automatic date correction in the OP_ST.### file before running the Brewer software. 
01.12.2005.
Calibration information tables. 09.12.2005.
How to find calibration information 25.01.2006.
Brewer operating software v3.76b 26.08.2008.
GWBasic: A help file. 12.12.2005.
Calibrations in 2013:
| Location | Country | Instruments | Month in 2013 | Julian days |
| Toronto | Canada | January | ||
| Bandung | Indonesia | March | ||
| Hong_Kong | H.K. | April | ||
| Taipei | Taiwan | April | ||
| Toronto | Canada | April | ||
| Hohenpeissenberg | Germany | May | ||
| Lindenberg | Germany | May | ||
| Boulder | USA | May | ||
| Hradec_Kralove | Czech_Republic | May | ||
| Aosta | Italy | May | ||
| El_Arenosillo | Spain | June | ||
| Oslo | Norway | June | ||
| Alomar | Norway | July | ||
| Vindeln | Sweden | July | ||
| Pohang | Korea | July | ||
| Jeju_Gosan | Korea | August | ||
| Seoul | Korea | August | ||
| Toronto | Canada | August | ||
| Athens | Greece | October | ||
| Toronto | Canada | October | ||
| Mauna_Loa | USA | October | ||
| Toronto | Canada | November |
Footnotes:
1-- Financially supported by the WMO
2-- IOS helped with the maintenance and calibration of this instrument, but it wasn't part of our official business.