DM.81: Difference between revisions
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[[File:DM81.jpg|thumb|450px|right|DM.81 (left), [[SN.662R]], right]] | |||
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Revision as of 23:47, 15 November 2014
DM.81 (left), SN.662R, right
Back to Control Functions
Origin
The signal was brought into use in December 1977.
[The WON entry shows that the signal replacing SN.60, but as SN.60 had a different number and a different position, this is being treated as a separate signal.]
The signal was given the capability to flash single yellow when the next signal, SN.62, was displaying proceed with the route set towards the Down Badminton, in May 1979.
