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power is measured at the tuner input where the load resistance is always constant
(50 ohm). Do not expect external power meters to match the displayed power.
Note: ATTENTION: When the amplifier is either in the “STANDBY” or in the “OPERATE”
mode, always disable the automatic tuner in your transceiver.
Note: On the display, next to the number of the antenna in use, the following indications may
appear. Below identifies those meanings (see specific chapters):
"b" = ATU bypassed.
"t" = tunable antenna.
"r" = receiving antenna.