Notepad: On the product pages you can add product numbers with one click on the notepad symbol to the notead and later request information or quotes in one go.

The passive probe ENVI® is ideal for environmental testing, and measurements in climate chambers from -55°C bis +155°C. 



The world's first modern probe for this high temperature range with 400V / 1250V peak input voltage range, 10:1 divider and 350MHz bandwidth is suitable for a variety of applications.


Individual contacting with high signal fidelity in different applications is ensured with the replaceable spring tip and a variety of contacting accessories. 


Due to its BNC connector with divider read-out function(RO)  the probe is universally connectable to any oscilloscope with 1 MΩ BNC input including automatic scaling on the oscilloscope display.


All probes are calibrated at the end of production. The factory calibration certificate is optional.


ENVI® Accessories (5mm-HT)

Models & Specifications

Order numberArticleAttenuationBandwidth (-3 dB)Input VoltageInput ImpedanceRise timeCable Length
add to Notepad
835-312-001PHT 312-RO10:1350 MHz400V / 1250V peak5 MΩ / 20 pF1.2 ns2 m
add to Notepad
KAL-ENVICalibration Certificate      

product search


embedded world 2023

Nuremberg, March 14 - 16, 2023

Hall 4 Booth 502


APEC 2023

Orlando,FL March 19 - 23, 2023

Booth 207


PCIM 2023

Nuremberg, May 09 - 11, 2023

Booth 7-157

Since December 2018 PMK Mess- und Kommunikationstechnik GmbH is

DIN EN ISO 9001:2015 certified


We do not use any tracking cookies, but only session cookies that are necessary to perform the core functions.