W B Johnson Instruments

WB Johnson Radiation Instruments

WB Johnson Radiation Instruments

WB Johnson Instruments is now offering a 2 year warranty on all of its products. WB Johnson products are considered to be of the highest quality and a 2 year warranty will further set them apart from the competition. WB Johnson Instruments, formerly WM B. Johnson, was founded in 1955. Mr. William Johnson, a health physicist who attended Purdue University and worked on the Manhattan Project.

In the beginning, our products were mainly specialty instruments and detectors built under contract for the U.S. Navy, including quartz fiber pocket dosimeters and hand held survey meters. In the 1970’s WM. B Johnson developed a significant market for very high range telescoping survey meters (utilized around nuclear reactors) and quartz fiber pocket dosimeters, and thereby obtaining the rights to manufacturer a high quality, flexible alpha scintillator used extensively by government and private laboratories to measure radon and special nuclear materials.

W B Johnson Instruments

AM-801 Transportable Portal Radiation Monitor

AM-801 Transportable Portal Radiation Monitor

Excerpt - WB Johnson AM-801 Radiation Portal Monitor, transportable radiation personnel portal monitor, audible-visual alarms, meets FEMA sensitivity requirements.  The WB Johnson AM-801 Radiation Portal Monitor is a transportable radiation personnel portal monitor. It is easily assembled by stacking the sections in less than five minutes. There are no tools required. there are no cables or cable connections.   It comes with Voice Operational Commands, Full Color Touch Sensitive graphics panel, and Auto Cal for Maximum Sensitivity.  The audible and visual alarms meet or exceed FEMA's sensitivity requirements of 1uCi or less Cs-137 detection.

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AM-806 Portal Radiation Monitor

AM-806 Portal Radiation Monitor

Excerpt - The Model AM-806 is a ruggedized, industrial grade monitor that can be utilized to detect radioactive material. The 806 utilizes 2 large area plastic scintillators totaling 360 cubic inches to detect the movement of gamma emitting isotopes passing through doorways, entrance gates or other similar openings.

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NORM-PKP

NORM-PKP

Excerpt - The NORM-PKP includes the DSM-525, a GM Pancake Probe (cpm) and MRSP-1 Plastic Scintillation probe (Dose Rate). The combination of the two probes are perfect for measuring NORM and TENORM radiation. The Pancake and Scintillation probes are both connected to the instrument at the same time so the user can switch between them at any time without having to power the instrument down.

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NORM-PKN

NORM-PKN

Excerpt - The NORM-PKN includes the DSM-525, a GM Pancake Probe (cpm) and GSP-1 NaI Scintillation probe (Dose Rate). The combination of the two probes are perfect for measuring NORM and TENORM radiation. The Pancake and Scintillation probes are both connected to the instrument at the same time so the user can switch between them at any time without having to power the instrument down.

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Probes/Detectors

Probes/Detectors

Excerpt - There are a full range of Probes and Detectors available for the WB Johnson line of hand held instruments and survey meters. With most of these probes, there is never a need to power down or "re-boot" the instrument when switching between scales or probes.

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