A system for the delivery of ablation energy, the system comprising: a medical device configured to ablate and map tissue for the treatment of cardiac arrhythmias, the medical device including a treatment element having a plurality of electrodes , the electrodes being arranged in a plurality of pairs of a first electrode and a second electrode , the first electrode and the second electrode of each electrode pair being separated by a first distance, each electrode pair being separated by a second distance greater than the first distance; a mapping signal recording system ; an energy generator in communication with the treatment element, the energy generator being configured to transmit bipolar ablation energy to the plurality of electrodes and: electrically connect each of the plurality of electrodes to the energy generator ; electrically connect the first electrode and the second electrode of each of the plurality of electrode pairs to each other, every other electrode pair in the plurality of electrode pairs having the same polarity; and transmit bipolar ablation energy to the plurality of electrodes; and, when the energy generator is not transmitting ablation energy, the energy generator is configured to: electrically disconnect the first electrode and the second electrode of each of the plurality of electrodes from each other; connect each of the plurality of electrodes to the mapping signal recording system ; and record intracardiac electrogram signals from each of the plurality of electrodes with the mapping signal recording system . a medical device configured to ablate and map tissue for the treatment of cardiac arrhythmias, the medical device including a treatment element having a plurality of electrodes , the electrodes being arranged in a plurality of pairs of a first electrode and a second electrode , the first electrode and the second electrode of each electrode pair being separated by a first distance, each electrode pair being separated by a second distance greater than the first distance; a mapping signal recording system ; an energy generator in communication with the treatment element, the energy generator being configured to transmit bipolar ablation energy to the plurality of electrodes and: electrically connect each of the plurality of electrodes to the energy generator ; electrically connect the first electrode and the second electrode of each of the plurality of electrode pairs to each other, every other electrode pair in the plurality of electrode pairs having the same polarity; and transmit bipolar ablation energy to the plurality of electrodes; and, when the energy generator is not transmitting ablation energy, the energy generator is configured to: electrically disconnect the first electrode and the second electrode of each of the plurality of electrodes from each other; connect each of the plurality of electrodes to the mapping signal recording system ; and record intracardiac electrogram signals from each of the plurality of electrodes with the mapping signal recording system . electrically connect each of the plurality of electrodes to the energy generator ; electrically connect the first electrode and the second electrode of each of the plurality of electrode pairs to each other, every other electrode pair in the plurality of electrode pairs having the same polarity; and transmit bipolar ablation energy to the plurality of electrodes; and, electrically disconnect the first electrode and the second electrode of each of the plurality of electrodes from each other; connect each of the plurality of electrodes to the mapping signal recording system ; and record intracardiac electrogram signals from each of the plurality of electrodes with the mapping signal recording system . <EOS>