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12AU7 - DOUBLE TRIODE 12-6V INDIRECTLY HEATED
SCD40-D-R2 - Photoacoustic NDIR sensor
SCD40-D-R1 - Photoacoustic NDIR sensor
B329 - DOUBLE TRIODE 12-6V INDIRECTLY HEATED
W3013 - W3013 Indirect Quadrature Modulator with Gain Control
SCD41-D-R1 - Photoacoustic NDIR sensor
MH-440D - NDIR Infrared CH4 Sensor
SCD41-D-R2 - Photoacoustic NDIR sensor
OGS-335F4 - NDIR SENSOR
MH-410D - NDIR Infrared CO2 Gas Sensor
