\begin{pspicture}(-3,-3)(3,3)
  \psgrid[subgriddiv=0,griddots=10,gridlabels=7pt]
  \psaxes[linewidth=1pt,%
  	ticks=none,%
  	labels=none]{->}(0,0)(-3,-3)(3,3)
  \uput[-30](3,0){$\mathbf{x}$}
  \uput[120](0,3){$\mathbf{y}$}
\end{pspicture}

\psset{xunit=0.0333,yunit=3}
\begin{pspicture}(0,-0.25)(190,1.25)
  \psgrid[subgriddiv=0,%
  	griddots=5,%
  	gridlabels=0,%
  	xunit=30,%
  	yunit=0.2](6,5)
  \psaxes[linewidth=1pt,%
  	ticks=none,%
  	showorigin=false,%
  	Dx=30,Dy=0.2]{->}(190,1.2)
  \uput{0.5}[-30](180,0){$\mathbf{\alpha}$}
  \uput{0.7}[90](0,1){$\mathbf{I/I_0}$}
\end{pspicture}

\psset{xunit=0.003,yunit=1.5}
\begin{pspicture}(-0.25,-0.25)(1950,4)
  \psgrid[subgriddiv=0,%
  	griddots=7,%
  	gridlabels=0pt,%
  	xunit=200](9,4)
  \psaxes[Dx=400]{->}(1800,4)
\end{pspicture}

\documentclass[12pt]{article}
\usepackage{pstricks}
\usepackage{pst-plot}
\usepackage{mathptmx}

\def\myGrid(#1,#2)(#3,#4){%
  \def\pshlabel##1{\footnotesize $##1$}%
  \def\psvlabel##1{\footnotesize $##1$}%
  \psgrid[gridlabels=0pt,subgriddiv=1,griddots=10]
  \psaxes[Ox=#1,Oy=#2,linestyle=none](#1,#2)(#3,#4)
}
\begin{document}

\begin{pspicture}(-4,-4)(4,4)
  \myGrid(-4,-4)(4,4)
   This is some text in times
\end{pspicture}

\end{document}

\documentclass{article}
\usepackage{pstricks}
\usepackage{pst-plot}
\definecolor{orange}{cmyk}{0,0.61,0.87,0}
\pagestyle{empty}
\begin{document}
\begin{pspicture}(10,10)
  \psgrid[subgriddiv=10,%
  	gridlabels=0,%
  	gridwidth=1pt,%
  	gridcolor=orange,
    subgridwidth=0.1pt,%
    subgridcolor=orange](10,10)
  \psset{unit=10}%
  \psaxes[axesstyle=frame,Dx=.2,Dy=.2,
          linewidth=0.5pt,linewidth=1pt](0,0)(1,1)
\end{pspicture}
\end{document}