Don 100Base-TX, wanda ke aiki a 100 Mbps, lokacin da za a watsa bit ɗin bayanai ɗaya, wanda aka sani da "lokacin bit," ana lissafta kamar haka:

[ \rubutu {Bit Time} = \frac{1}{100 , \text{Mbps}} = 10 , \rubutu{ns}]

Wannan hanyar watsawa tana amfani da CSMA/CD (Cibiyar Hannun Mai ɗauka tare da Gano Ganewa), yana ba da damar ingantaccen gano karo akan hanyoyin sadarwa da aka raba. Koyaya, idan tsayin kebul ɗin ya wuce mita 100, yuwuwar gano haɗuwa yana raguwa, yana haɗarin asarar bayanai.

Yana da mahimmanci a lura cewa yayin da aka saita matsakaicin tsayi a mita 100, wasu sharuɗɗa na iya ba da damar yin sassauci. Ƙananan gudu, misali, na iya tsawaita nisa mai amfani har zuwa mita 150-200, dangane da ingancin kebul da yanayin cibiyar sadarwa.