How to Identify Alarm States on GPS over Fiber Modules
Sean Walker, ViaLite‘s customer support engineer, shows how use the GPS mode on ViaLiteHD Blue OEM Modules, which allows the user to know when there is a fault in the system. If there is no current loading on the RF connector port, either due to no connection or a fault with the amplifier in the antenna, the transmitter switches off its laser, forcing an alarm condition at the receiver end.
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