"Since the present invention involves commonalities with, as well as improvements upon the previous model, relevant portions of the previous model will be described hereinbelow, with reference to FIGS. 2, 3, 3A, 3B and 3C. [0079]FIG. 2 is a block diagram of the model 3070C RF transponder 200 (compare 102), illustrating the major functional components thereof." . . . . .