Tektronix has added four new high-voltage probes and performed significant upgrades to three existing offerings. New models include the THDP0100, THDP0200 and TMDP0200 probes. The P5202A is another new model which offers lower attenuation and improved signal to noise ratio. The upgraded probe models include the P5200A, P5205A and P5210A probes. The THDP0100 with ±6000V differential and common mode specifications and the upgraded P5210A and both offer 40 M? of resistance and less than 2.5-pF capacitive loading. The TMDP0200 has a starting price of $1,690 and the P5200A has a starting price of $899. TEKTRONIX INC., Beaverton, OR. (800) 426-2200.