\addvspace {10\p@ } \addvspace {10\p@ } \contentsline {figure}{\numberline {2.1}{\ignorespaces Schematic of {\scshape {AMBuSh}}\ hardware}}{10} \contentsline {figure}{\numberline {2.2}{\ignorespaces Physical layout of the {\sc SuRF}\ board. Connectors are shown in red, diagnostic {\scshape {led}}s in green and jumpers in blue.}}{11} \contentsline {figure}{\numberline {2.3}{\ignorespaces Locations of the most invasive kluges required on the {{\sc SuRF}}\ board. Refer to Sec.\nobreakspace {}2.4\hbox {} for explanation.}}{13} \addvspace {10\p@ } \contentsline {figure}{\numberline {3.1}{\ignorespaces Regulator schematic}}{15} \contentsline {figure}{\numberline {3.2}{\ignorespaces LP2975 schematic}}{16} \contentsline {figure}{\numberline {3.3}{\ignorespaces LP2975 schematic}}{16} \contentsline {figure}{\numberline {3.4}{\ignorespaces The dependence on the high-tolerance (20\%) internal 24-k$\Omega $ resistor is shown. The solid line indicates 0\% deviation from 24 k$\Omega $, the dashed lines $\pm 10$\% and the dotted lines $\pm 20$\%. }}{17} \contentsline {figure}{\numberline {3.5}{\ignorespaces The {\sc SuRF}\ board}}{18} \addvspace {10\p@ } \addvspace {10\p@ }