gca500-en
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gca500-en [2018/11/12 08:56] – created - external edit 127.0.0.1 | gca500-en [2025/08/29 10:58] (current) – [Unit is made on the same basics as GCA50] phg | ||
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===== Unit is made on the same basics as GCA50 ===== | ===== Unit is made on the same basics as GCA50 ===== | ||
GCA50 was originally made for Modelspoor Groep Venlo (MGV) to be used for the modules of the large layout with K-rails from Märklin.\\ | GCA50 was originally made for Modelspoor Groep Venlo (MGV) to be used for the modules of the large layout with K-rails from Märklin.\\ | ||
- | Because these modules were frequently | + | Because these modules were frequently separated, transported and joined together on various shows, the choice was made to use\\ |
Sub-dconnectors instead of the mechanical rather weak RJ12 connectors.\\ | Sub-dconnectors instead of the mechanical rather weak RJ12 connectors.\\ | ||
Also because of the large amount of GCA50 units ( up to 90 !) the current in a RJ12 connector and cable was rather limited.\\ | Also because of the large amount of GCA50 units ( up to 90 !) the current in a RJ12 connector and cable was rather limited.\\ | ||
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| {{: | | {{: | ||
| {{: | | {{: | ||
- | | {{:gca500_parts.pdf|The bill of materials}} | + | | {{:gca: |
+ | | {{: | ||
\\ | \\ | ||
===== Connections and port information ===== | ===== Connections and port information ===== | ||
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This switching regulator can handle up to 1 Amp constant current, with very low loss of energy in heating.\\ | This switching regulator can handle up to 1 Amp constant current, with very low loss of energy in heating.\\ | ||
For larger setups with many units, this is preferable because it takes about 60% less load from the 12 Volt power supply.\\ | For larger setups with many units, this is preferable because it takes about 60% less load from the 12 Volt power supply.\\ | ||
- | Also, when one or two GCA107 boards are connected, and many relays continiously activated, the VR1 is needed.\\ | + | Also, when one or two GCA107 boards are connected, and many relays continiously activated, the VR1 is the best option.\\ |
\\ | \\ |
gca500-en.1542009373.txt.gz · Last modified: 2018/11/12 08:56 by 127.0.0.1