A downhole tool for taking electromagnetic radiation based azimuthally sensitive formation resistivity measurements of a formation surrounding a borehole during a drilling operation, the downhole tool having a tool body and comprising: a source antenna mechanically coupled to the tool body, the source antenna to generate electromagnetic radiation; the downhole tool characterized by: a first plurality of directionally sensitive printed circuit board based ferrite core receiving antennas (86, 96) mechanically coupled to the tool body about a circumference of the downhole tool at a first spaced distance from the source antenna; and a second plurality of directionally sensitive printed circuit board based ferrite core receiving antennas (87, 97) mechanically coupled to the tool body about the circumference of the downhole tool at a second spaced distance from the source antenna, wherein each of the first and second plurality of receiving antennas (86, 87, 96, 97) comprises: a first circuit board having a length, a width, and a plurality of electrical traces spanning the first circuit board substantially parallel to the width; a second circuit board having a length, a width, and a plurality of electrical traces spanning the second circuit board at an angle relative to the width, the first and second circuit boards in a stacked configuration; an intermediate board between the first and second circuit board, the intermediate board having a length, a width, and an opening; ferrite material between the first and second circuit boards within the central opening of the intermediate board; wherein the electrical traces on the first circuit board are electrically coupled to the electrical traces on the second circuit board forming a plurality of turns of electrical conduction path around the ferrite material. a source antenna mechanically coupled to the tool body, the source antenna to generate electromagnetic radiation; the downhole tool characterized by: a first plurality of directionally sensitive printed circuit board based ferrite core receiving antennas (86, 96) mechanically coupled to the tool body about a circumference of the downhole tool at a first spaced distance from the source antenna; and a second plurality of directionally sensitive printed circuit board based ferrite core receiving antennas (87, 97) mechanically coupled to the tool body about the circumference of the downhole tool at a second spaced distance from the source antenna, wherein each of the first and second plurality of receiving antennas (86, 87, 96, 97) comprises: a first circuit board having a length, a width, and a plurality of electrical traces spanning the first circuit board substantially parallel to the width; a second circuit board having a length, a width, and a plurality of electrical traces spanning the second circuit board at an angle relative to the width, the first and second circuit boards in a stacked configuration; an intermediate board between the first and second circuit board, the intermediate board having a length, a width, and an opening; ferrite material between the first and second circuit boards within the central opening of the intermediate board; wherein the electrical traces on the first circuit board are electrically coupled to the electrical traces on the second circuit board forming a plurality of turns of electrical conduction path around the ferrite material. a first plurality of directionally sensitive printed circuit board based ferrite core receiving antennas (86, 96) mechanically coupled to the tool body about a circumference of the downhole tool at a first spaced distance from the source antenna; and a second plurality of directionally sensitive printed circuit board based ferrite core receiving antennas (87, 97) mechanically coupled to the tool body about the circumference of the downhole tool at a second spaced distance from the source antenna, wherein each of the first and second plurality of receiving antennas (86, 87, 96, 97) comprises: a first circuit board having a length, a width, and a plurality of electrical traces spanning the first circuit board substantially parallel to the width; a second circuit board having a length, a width, and a plurality of electrical traces spanning the second circuit board at an angle relative to the width, the first and second circuit boards in a stacked configuration; an intermediate board between the first and second circuit board, the intermediate board having a length, a width, and an opening; ferrite material between the first and second circuit boards within the central opening of the intermediate board; wherein the electrical traces on the first circuit board are electrically coupled to the electrical traces on the second circuit board forming a plurality of turns of electrical conduction path around the ferrite material. a first circuit board having a length, a width, and a plurality of electrical traces spanning the first circuit board substantially parallel to the width; a second circuit board having a length, a width, and a plurality of electrical traces spanning the second circuit board at an angle relative to the width, the first and second circuit boards in a stacked configuration; an intermediate board between the first and second circuit board, the intermediate board having a length, a width, and an opening; ferrite material between the first and second circuit boards within the central opening of the intermediate board; wherein the electrical traces on the first circuit board are electrically coupled to the electrical traces on the second circuit board forming a plurality of turns of electrical conduction path around the ferrite material.