Specialty Instruments

Precision low noise amperometric measurement amplifier for use with polarographic electrodes.
Model 1900 Polarographic Amplifier
Meter capable of measuring resistance and capacitance of glass electrodes up to 1000 megohms and 200 pF.
Model 2700 Glass Electrode R/C Meter
Audio monitor that converts amplifier output to sound for monitoring of cell activity levels.
Model 3300 Audio Monitor