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--- projects:maps:mapsadapter:analogsignalmodul:68amp_9lemo [2011/12/16 19:11]
carsten
+++ projects:maps:mapsadapter:analogsignalmodul:68amp_9lemo [2020/07/05 11:28] (current)
carsten
@@ Line 1: / Line 1: @@
+☚ [[projects:maps:mapsadapter:analogsignalmodul:overview|back to Overview Analog menü]] ★
 ====== Board "68AMP_9Lemo" ======
+As allready discribed in [[projects:maps:mapsadapter:analogsignalmodul:overview|Signal flow Messfenster]] there can be choosen one (up to all) of ten PFI-Lines as target for the incoming Messfenster. this is down at jumper J10-J18 (PFI9 not used):
 {{ :projects:maps:mapsadapter:analogsignalmodul:68amp-9lemo_curcuits.jpg?direct&800 |Curcuits}}
@@ Line 13: / Line 17: @@
   * **GND**: This are the screens from BNC analog signals arriving at the back from the digtizers. They are lead seperated through over the board but are combine because the feed throughs at the back of the chassis are not isolated against each other.
-Therefore there is although a forced connection of GND with protective earth about the chassis.
+Therefore there is although a forced connection of GND with protective earth about the chassis. AIGND (J20) and DGND (J21) can be individually pulled to protective earth via jumpers. That is done by default. This way all four grounds are feed together on this board:
+{{ :projects:maps:mapsadapter:analogsignalmodul:68amp-9lemo_layout.jpg?direct&800 |}}

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