Using our vast FTIR service experience we have compiled this list of symptoms and causes for ailments common to all FTIR systems, regardless of the vendor. This list will be updated frequently. Please contact us with suggestions or inquiries.

DISCLAIMER: Many of the suggestions provided here should only be performed only by a qualified service engineer. High voltages may be present. Laser light is potentially harmful to your eyes. Improper handling of optical, electronic, and mechanical components can degrade performance. This information is provided for reference only. Madison Instruments, Inc. does not guarantee the accuracy of the information provided.

What type of problem are you having?

 Noise
 Spikes in data
 Scanning problems
 No signal, but scanning
 Sine wave in data
 Not meeting published resolution specification
 Wavelength Accuracy
 Absorbance Accuracy
 Broad spectral feature at ~3300 cm^-1;
 Short hold time for liquid nitrogen cooled detector. Detector is frosty
If you couldn't find your specific problem, call us or send us a description.