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Base station
Process control
Two-way radio
Current source
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Key terms: ma dc control circuit current loop device radio analog signal pair digital might voltage operate base station channel transmitter allow input wires audio telephone functions taxi send mean passive remote control serial instruments required receive interface supply maximum electrical presence ma might only one discrete radio use ma current loop continuity resistance chart recorder communication current level dispatch office analog current loops pressure transmitter Search external links cited by footnotes on Wikipedia page Current loop: |
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