Use more 1/4 single characters

diff --git a/doc/altusmetrum.xsl b/doc/altusmetrum.xsl
index 9020881f11d2127b7f14814613a7caf781e3d7f5..68cb22ec354fbea79391dd3fbbc63604db728559 100644 (file)
--- a/doc/altusmetrum.xsl
+++ b/doc/altusmetrum.xsl
@@ -549,7 +549,7 @@ NAR #88757, TRA #12200
        fit inside coupler for 29mm air-frame tubing, but using it in a tube that
        small in diameter may require some creativity in mounting and wiring
        to succeed!  The presence of an accelerometer means TeleMetrum should
-       be aligned along the flight axis of the airframe, and by default the 1/4
+       be aligned along the flight axis of the airframe, and by default the ¼
        wave UHF wire antenna should be on the nose-cone end of the board.  The
        antenna wire is about 7 inches long, and wiring for a power switch and
        the e-matches for apogee and main ejection charges depart from the
@@ -2657,7 +2657,7 @@ NAR #88757, TRA #12200
          in the environment and avoid having wire lengths near a
          natural resonant length. Altusmetrum products transmit on the
          70cm amateur band, so you should avoid lengths that are a
-         simple ratio of that length; essentially any multiple of 1/4
+         simple ratio of that length; essentially any multiple of ¼
          of the wavelength (17.5cm).
          </para>
        </listitem>