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\title{Wisconsin Photoreactor \\ Assembly Instructions}
\author{
  Philip Lampkin \\
  Blaise J. Thompson \\
  Samuel H. Gellman
  }
\date{\today}

\begin{document}

\maketitle

\includegraphics[width=\textwidth]{"../coverart.jpg"}

\tableofcontents

\section{Introduction}

Throughout this document we refer to an online repository containing source and design files.
This repository appears at \url{https://github.com/uw-madison-chem-shops/wisconsin-photoreactor}.
This repository contains everything including the source for this very document.

\section{3D Printed Enclosure}

\includegraphics[width=\textwidth]{"./3dp-coverat.jpg"}

\section{Electronics}

\includegraphics[width=\textwidth]{"./electronics-coverart.jpg"}

\subsection{Analog}

\includepdf[landscape=true]{"../analog-driver/driver.pdf"}

\subsection{Digital}

TODO: document I2C connection choice.
Consistent with Adafruit, Sparkfun, Seeed...

\subsubsection{Driver}

\includepdf[landscape=true]{"../digital-driver/driver.pdf"}

\subsubsection{Controller}

\section{Assembly}

\includegraphics[width=\textwidth]{"./assembly-coverart.jpg"}


0.5'' standoff: RAF 4505-440-AL

\subsection{Base}

\subsubsection{LED and Heatsink}

TODO: LED PCB part number

TODO: heatsink part number

\begin{figure}[H]
  \centering
  \includegraphics[width=\textwidth/2]{"./tap-heatsink.jpg"}
  \caption{Two of the innermost holes on the extruded heatsink must be 4-40 tapped.}
\end{figure}

Tap the heatsink.
We used thread-forming tap: OSG 1400105300.

TODO: heatsink compoud

Install with wires facing towards printed hole

Use 4-40 1/4''.

\subsubsection{Fan}

TODO: fan part number

Noctua NF-A12x15 PWM

pins:
blue: PWM (5 V)
yellow: +12 V
black: ground

Use 4-40 3/4'' into captured nuts

\end{document}