R&S M3SR Series 4100 HF Transceivers Radio Controller - Function
6124.9007.82.01 1.16
¾ two codec's used as audio interfaces, one for line (wideband) and one for headset (voiceband)
• back-up power distribution and backup battery of 3.6 V
• back-up real-time clock (RTC)
• back-up-SRAM
¾ filters and drivers/ receivers for internal interfaces
¾ filters and drivers/ receivers for external interfaces
The individual functional blocks are interconnected via bus systems. All processes of addressing and
data exchange are controlled centrally by the CPU.
The voltage of the backup battery is measured during the BIT. If the backup battery is (nearly) empty,
a battery warning is displayed.
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