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linux Linux (centos / debian) notes
Mac OSX
mac Mac related notes
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virtVirtualisation Xen/Virtualbox/openvz etc
Vodaphone useful numbers
vodafone Vodafone numbers
Apps and software
Dovecot
dovecot Things about dovecot and postfix
Doc Manager
Docmgr Installation notes
DNS
DNS related Notes on dns, mostly out of date
Mac DNS mac flush cache
Microphone pre-amp for apple mac
This simple circuit was built on vero board in a matter of 40 mins. Not pretty but it was made of mostly second hand bits, infact two of the resistors bellow where from a PC board from a 1980's computer!

