Icom ID-51A Basic Instructions page 52

4
BASIC OPERATION
D About transmit power levels
❍ When the external DC power cable (13.5 V DC) is con-
nected or BP-271/BP-272 is attached.
: 5 W (High)/2.5 W (Mid)/1.0 W (Low2)/
0.5 W (Low1)/0.1 W (S-Low) (approximately)
❍ When the BP-273 is attached.
: Approximately 0.1 W (S-LOW) (fixed)
NOTE: When using the BP-273 battery case, "SLO,"
"LO1," "LO2," "MID" or no icon (high power) appears on
the display by holding down [LOW]
But "SLO" appears while transmitting, and the output
power is limited to approximately 0.1 watts.
• Transmit power level display
39
for 1 second.
High power (5 W)
Mid power (2.5 W)
Low2 power (1.0 W)
Low1 power (0.5 W)
S-Low power (0.1 W)