Arcom Digital Quiver XT User Manual page 61

In the appearing channel list select the working channel and press <Enter> to
confirm the new value.
When the direct frequency input mode is
used the submenu will open a field for
where the required frequency can be input
using the numerical keypad:
After <Enter>ing the frequency, press
<OK> soft button to confirm the new
values. If a mistake in the Input is made, use
<Clear all> soft key to clear the wrong value
and retype the correct value.
When changing frequencies, remember
that the antenna length need to be matching
the ¼ wave length but doesn't need to be matched precisely when the user needs
temporarily to verify signal presence at roughly the desired frequency.
61