Wednesday 14 March 2012

What To Take To Site With You Part II



7. Serial Break out box






8. Lcom DB9-Terminal blocks (or similar)
http://www.l-com.com/item.aspx?id=8141 Male and Female


9. DB9 and DB25 make and female connector make-up kits (Solder free)




10. Rx / TX cross cross over.






It is useful to be able to swap the conductors connected to pins 2 and 3. Take a module with you. It is easier than changing the wires.

EG. Ziotek Null Modem Adapter DB25
http://www.cyberguys.com/product-details/?productid=751&rtn=750&core_cross=SEARCH_DETAIL_SIMILAR#page=page-1


11. Terminating Resistors

Take 52.3, 75, 100, 120 and 150 Ohm resistors with you. 0.25 Watt is usually more than enough.

12. Gender Benders








 





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13. Ethernet Patch cables

14. Hub

A hub is not a switch. A hub can be used for trouble shooting whereas only as ‘supervised’ switch can. Most switches are not supervised. For more information read Appendix.

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