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glossary:glossary_p [2019/02/11 22:44] – [PLA] Bob Vetterleinglossary:glossary_p [2020/12/07 16:22] – [Potentiometer] add POR JohnFletcher
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 ===== PCB ===== ===== PCB =====
  
-Printed Circuit Board. Are usually made of [[http://en.wikipedia.org/wiki/FR-4|Fibreglass]] or [[http://en.wikipedia.org/wiki/FR-2|SRBP]] (Synthetic Resin Bonded Paper) with a copper laminate on one or both sides, forming the electrical circuit. A detailed Wikipedia article is available [[http://en.wikipedia.org/wiki/Printed_circuit_board|here]]. Most MERG [[glossary_k#kits|Kits]] contain a PCB, the majority of them are single sided through hole construction. As the electronics become more sophisticated so double sided and surface mount technologies are being introduced.+Printed Circuit Board. Are usually made of [[wp>FR-4|Fibreglass]] or [[wp>FR-2|SRBP]] (Synthetic Resin Bonded Paper) with a copper laminate on one or both sides, forming the electrical circuit. A detailed Wikipedia article is available [[wp>Printed_circuit_board|here]]. Most MERG [[glossary_k#kits|Kits]] contain a PCB, the majority of them are single sided through hole construction. As the electronics become more sophisticated so double sided and surface mount technologies are being introduced.
  
  
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-Solenoid Point motor /relay driver with onboard relay see TBG16/26+Solenoid Point motor /relay driver with on board relay see TBG16/26
  
 ===== PMP ===== ===== PMP =====
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 Abbreviation for Potentiometer see below Abbreviation for Potentiometer see below
  
 +
 +===== POR =====
 +Power on reset i.e. just turning the power on to the whole system.
  
 ===== Potentiometer ===== ===== Potentiometer =====
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 Multiplex system using a RS485 bus, matching pairs of input and output modules communicate under the control of a master module.\\  Multiplex system using a RS485 bus, matching pairs of input and output modules communicate under the control of a master module.\\ 
 For details see these TBs: For details see these TBs:
-[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1054&userid=62|LC02/01]],  +[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1054|LC02/01]],  
-[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1055&userid=62|LC02/02]],  +[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1055|LC02/02]],  
-[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1056&userid=62|LC02/03]],  +[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1056|LC02/03]],  
-[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1066&userid=62|LC02/04]] &  +[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1066|LC02/04]] &  
-[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1067&userid=62|LC02/05]].\\ +[[http://www.merg.org.uk/merg_tbs/download.php?fileid=1067|LC02/05]].\\ 
  
 ===== Pulse ===== ===== Pulse =====
glossary/glossary_p.txt · Last modified: 2021/08/08 05:25 by Wayne

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