K-Probe (V-Probe with kink), 48-channels w/ 15um electrode diameter; Sites 1-24 with 100um interelectrode spacing; 4.0mm between sites 24 and 25, Sites 25-48 with 75um inter electrode spacing; 260um shaft diameter; 122mm total probe length; 34mm, 640um diameter reinforcement tube; kink at 22mm of reinforcement tube with 30 degree angle; two CON/32m-V connector interface; 210um from tip to first site; connector rotated 90 degrees. Sites 12, 19 are not working. On 2nd connector one reference is not working.