DJB Instruments UK has announced the launch of the AF/50/5 and AF/100/10 IEPE Impedance heads which integrates an IEPE accelerometer and force sensor into one device to measure dynamic acceleration and force simultaneously. The AF impedance head is manufactured in stainless steel, has a mass of 30 grams and an operating temperature range of -40 to +121°C (-40 to +249°F).