The following history shows the impressive development of impedance spectroscopy instruments over the last 20 years. This development has been significantly influenced by changing customer requirements, which have necessitated continuous innovation and improvement of the instruments.
Most importantly, instrument performance and accuracy have been continuously improved. Advances in electronics and signal processing technology enabled more precise measurements and faster data acquisition. This led to more accurate and reliable results, which in turn expanded the application areas of impedance spectroscopy.
![[Translate to Englisch:] [Translate to Englisch:] 5000 bus bar](/fileadmin/_processed_/6/5/csm_stromschiene_5000_79e04bf62e.jpg)
Direct current up to 5000 A
Extension of the DC current range for high current impedance spectroscopy (HC-EIS) to 5000 A
![[Translate to Englisch:] 36-Kanal-EIS-Meter](/fileadmin/_processed_/0/c/csm_G2930_18192c81b7.jpg)
36 channel impedance spectrometer
Improved multichannel impedance spectrometer enables simultaneous measurement of 36 cells or cell groups

Synchronous multi-channel analyzer
The electrochemical impedance spectrometer EIS-Meter is extended by a synchronous multi-channel analyzer.
![[Translate to English:] EIS-Meter V10](/fileadmin/_processed_/6/d/csm_G2931_01_8a85a9d68b.jpg)
EIS-Meter V10
EIS-Meter V10 for fuel cell stacks and electrolyze stacks with high voltages up to 1000V and DC currents up to 1500 A.
![[Translate to English:] Imperdanzspektrometer für Brennstoffzellenstacks](/fileadmin/_processed_/d/a/csm_GX0084_00_1500x1000o_bearb_a35755c2b9.jpg)
Impedance Spectrometer V08
Impedance spectrometer V08 for fuel cell stacks and electrolyze stacks with DC currents up to 1000 A.
![[Translate to English:] Brennstoffzellen-Pouch-Adapter](/fileadmin/_processed_/2/8/csm_GBZ3299_00o_9800a8a1d4.jpg)
Accessories for pouch cells
Accessories for battery pouch cells allow quick adaptation and accurate impedance spectra.
![[Translate to English:] Impedanzspektrometer bis 100V](/fileadmin/_processed_/2/a/csm_GBZ2629_00o_51f10a35ae.jpg)
Impedance spectrometer up to 100V
The impedance spectrometer V06 has been extended for test samples with a voltage of 100V.
![[Translate to English:] Impedanzspektrometer V06](/fileadmin/_processed_/0/2/csm_GBZ2263_00_o_a627742c4d.jpg)
Impedance spectrometer V06
The further development of the impedance spectrometer V06 includes more powerful current sources up to +-10 A modulation current.
![[Translate to English:] EIS für die Protonenleitfähigkeitsmessung von PEM](/fileadmin/_processed_/a/2/csm_GBZ2069_00o_fb3b03c200.jpg)
EIS for proton conductivity measurement
EIS for Proton Conductivity Measurement (PCM) of PEM Membranes
![[Translate to English:] EIS für Batteriezellen](/fileadmin/_processed_/7/3/csm_GBZ1865_00o_fddf43436a.jpg)
EIS for battery cells
Impedance spectroscopy for the investigation of battery cells.
![[Translate to English:] Impedanzspektrometer für den SOFC-Fügeprozess](/fileadmin/_processed_/5/6/csm_GBZ1795_00o_06991bae6d.jpg)
EIS for SOFC sinter monitoring
Impedance spectroscopy for quality control in the sintering process.
![[Translate to Englisch:] Zyklische Voltammetrie](/fileadmin/_processed_/1/6/csm_GBZ1681_01_3015dbfa43.jpg)
Cyclic Voltammetry
High performance of the impedance spectrometer for cyclic voltammetry (CV)
![[Translate to English:] 36-Kanal Multiplexer für EIS](/fileadmin/_processed_/0/5/csm_GBZ1596_00o_0884a456ec.jpg)
36-channel multiplexer
36-channel multiplexer for impedance spectrometer V04

Impedance spectrometer V04
Impedance spectrometer V04 for the investigation of fuel cells
![[Translate to English:] Impedanzspektrometer "Imped"](/fileadmin/_processed_/e/e/csm_GBZ494_00_8636a402ee.jpg)
Impedance spectrometer V02
Impedance spectrometer "Imped"