Topcom U8006178 manual ~ Long, Preamble Type should be set to Long

Mode the transmitting timing including Synchronization and Start frame delimiter. (Note: Please check the setting of AP first.)

~Auto Select Auto for the USB adapter to

select the Preamble type automatically depending on the Access Point Preamble type.

~ Long	In a "noisy" network environment, the
	Preamble Type should be set to Long
	Preamble.

~Short The Short Preamble is intended for applications where minimum overhead and maximum performance is desired. In a "noisy" network environment, the performance would be decreased.

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