Carlisle Interconnect Technologies' (CarlisleIT) Passive Probe provides an industry leading combination of high bandwidth and high voltage in a low cost, rugged, general purpose probing solution. These probes are available in 1X,10X and 100X configurations providing broad application coverage. The small UL approved probe body and compact head enables the user to have access to small geometry circuit elements.


  • 500 MHz bandwidth; 1,000 V CAT III, 600 V CAT IV
  • Exceeds UL61010-31, IEC61010-31
  • Passive voltage probe; available in 1X, 10X and 100X configurations
  • 1.2 m length
  • Compact probe head for small geometry circuit elements
  • Small probe body for enhancing visibility to the DUT

Click here to download the Passive Probe sales sheet.


  • Low power device service
  • Manufaturing engineering
  • Test research and development
  • Relative low frequency measurements
  • Power supplies
  • Low frequency amplifiers
  • Inverter design
  • Power conversion

Specifications & Performance

Typical Specifications
Parameter TM50-0012-00 (1X) TM50-0013-00 (10X) TM50-0014-00 (100X)
Bandwidth DC to 50 MHz DC to 500 MHz
Attenuation Ratio 1:1 10:1 100:1
Max Input Voltage (V) *600 V Cat III *1000 V Cat IV *1000 V Cat IV
Input Resistance Impedance of measuring instrument 10 mOhm 100 mOhm
Input Capacitance (pF) 42 12 4.5
Compensation Range NA 10-25 pF, center @ 15 pF
Rise Time Instrument spec + 6 ns <1 ns
Safety Conformance to Low Voltage Directive (LVD) 72/23/EEC, amendment 93/68/EEC; IEC-61010-031:2008
Operating Temperature 0 to 60˚C, 80% RH
Storage Temperature -40 to 71˚C
Operating Altitude up to 3,000 m
Storage Altitude up to 15,000 m