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SP-1 switch
open-in-new
<h2 id="see-also">See also</h2> <ul><li><a href="/facts/DMS-100/ptf2Ykj3">DMS-100</a></li> <li><a href="/facts/Electronic_Switching_System/rqHUmBML">Electronic Switching System</a></li> <li><a href="/facts/1ESS_switch/zLe0sHrF">1ESS switch</a></li> <li><a href="/facts/TXE/tCNYGB4D">TXE</a></li> <li><a href="/facts/Stored_Program_Control_exchange/FXtRRPlr">Stored Program Control exchange</a></li> <li><a href="http://www.krten.com/~rk/documentation/sp1.pdf">SP-1 Technical Bulletin</a></li></ul>