MFJ MFJ-891 - Rear Panel Connections; TX Connector; ANT Connector; TX;ANT Connector Pair

mi Rear Panel
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7. TX connector : Coax connector to transmitter 50 ohm RF output
8. ANT connector : Coax connector to 50 ohm antenna system
9 & 10. 2nd pair of TX/ANT connector : Available on MF J-894 only
11. 13.8V DC connection (via power supply) for meter LED illumination
Note : DC power is only required to run the meter backlight or active
circuitry inMFJ-891. Except MF J-891, this meter will function
without DC power in the AVG mode, even when switch off.