More infos:
http://www.subatomicglue.com/9090l0g/
Files from 9090 project (download from projectwebsite)
9090_partslist_5thJanuary2004.pdf
9090userguide161102.pdf (user and construction guide)
Extracted in pdf view:
Building Steps:
BC559 BC549 have CBE pinout
its needed to bend and change the 2SA115 2SC603 pins from ECB to CBE
check replacement transistoren for matching.
replace dual trannies 2SA798 by BC559 or 2SA115 matched
Frontpanel Powerswitch
the frontpanel don´t fit on the case due to enogh spac for the powerswitch..
the powerswitch must yet inserted on the rearpanel or order a new customcase
(wrong 19" rack ordered before)
Project cancelled: few Timelines broken, not enough ethuasm