LR and ER

What does LR and ER stand for/ mean on airplane names

LR= Long Range

ER= Extended range

so whats so special about these planes? are they the same as the normal models of the planes

Is there any difference with the VCR tape when you record betwen SP, LP or EP? :wink:

One carries more fuel then the other…next part to the question :stuck_out_tongue:

VCR? What’s that? :smiley:

VCR = Vertical Climb Rate! Duh! :stuck_out_tongue: