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Planar : Markus and Spokas Chambers SeeDOS provides the world-famous Exradin ion chambers. For over 25 years, Exradin chambers have provided uncompromising quality, scientific integrity and dependability. Exradin ion chambers are waterproof, fully guarded, and the chamber electrodes are made entirely of homogenous conducting plastic, providing excellent conductivity. For more information on Exradin products click here. Exradin ionization chambers are available from SeeDOS for a wide range of dosimetric measurements in diverse radiation beams. The chambers find applications in the fields of radiation therapy, diagnostic radiology, and radiation protection and research. Applications for which Exradin chambers are suited include beam calibration, quality assurance, dose assessment, depth-dose studies, mixed field dosimetry, monitoring, background measurements, and a variety of research studies. For an Electrometer for use with your Exradin Chamber please click here For a pictorial listing of available Cable Connectors, please click here Model A10 - Planar Electron Chamber, Markus®-Type, SeeDOS Code Number 92702
Collecting Volume: 0.051 cm3 Nominal Calibration Factor: 60 R/nC Centroid of Collecting Volume: 1.0 mm from inside window surface Collector Diameter: 5.4 mm Window-Collector Gap: 2.0 mm Window: Conductive Kapton film, 3.86 mg/cm2 Window Support Rings, Collector, and Guard Material: Model A10 – Shonka air-equivalent plastic C552 Maximum Polarizing Potential: No greater than 1000 V Inherent Leakage Currents: Less than 10-15 Amperes Cable: 50 Ohms, 29pF/f, 1.5 m long Signal Connector: Triaxial BNC Plug High Voltage Connector: Integral with triaxial connectors (window of chamber is common with connector body). Venting: Vented to the ambient via the flexible vent tube surrounding the triaxial cable. Stem: Integral with chamber. Black delrin, 0.350" OD by 3" long.
For an Electrometer for use with your Exradin Chamber please click here
For a pictorial listing of available Cable Connectors, please click here
If you are interested in any of the products mentioned here, please fill out an Enquiry Form or Go To the Ion Chamber Product List / Quotation Request Form, so that we may promptly respond to your request.
Model 11 - Spokas Planar Chamber, SeeDOS Code Numbers (A11) 92701, (T11) 92704, (P11) 92703
Collecting Volume: 0.62 cm3 Nominal Calibration Factor: 5.5 R/nC Centroid of Collecting Volume: 2.0 mm from surface of window Collector Diameter: 20.0 m Window-Collector Gap: 2.0 mm Window Thickness: 1.0 mm Body, Collector, and Guard Material: Model A11 – Shonka air-equivalent plastic C552 Maximum Polarizing Potential: No greater than 1000 V Inherent Leakage Currents: Less than 10-15 Amperes Cable: 50 Ohms, 29 pF/f, 1.5 m long Signal Connector: Triaxial BNC Plug High Voltage Connector: Integral with triaxial connectors (window of chamber is common with connector body). Venting: Vented to the ambient via the flexible vent tube surrounding the triaxial cable. Stem: 7/16" OD black phenolic two-piece (4" + 5") long
For an Electrometer for use with your Exradin Chamber please click here
For a pictorial listing of available Cable Connectors, please click here
If you are interested in any of the products mentioned here, please fill out an Enquiry Form or Go To the Ion Chamber Product List / Quotation Request Form, so that we may promptly respond to your request.
Model 11TW - Spokas Thin-Window Planar Chamber, SeeDOS Code Numbers (A11TW) 92708, (T11TW) 92710, (P11TW) 92709.
Collecting Volume: 0.94 cm3 Nominal Calibration Factor: 3.4 R/nC Centroid of Collecting Volume: 1.5 mm from surface of window Collector Diameter: 20.0 mm Window-Collector Gap: 3.0 mm Window: Conductive Kapton film, 3.86 mg/cm2 Body, Collector, and Guard Material: Model A11TW – Shonka air-equivalent plastic C552 Maximum Polarizing Potential: No greater than 1000 V Inherent Leakage Currents: Less than 10-15 Amperes Cable: 50 Ohms, 29 pF/f, 1.5 m long Signal Connector: Triaxial BNC Plug High Voltage Connector: Integral with triaxial connectors (window of chamber is common with connector body). Venting: Vented to the ambient via the flexible vent tube surrounding the triaxial cable. Stem: 7/16" OD black phenolic two-piece (4" + 5") long
For an Electrometer for use with your Exradin Chamber please click here
For a pictorial listing of available Cable Connectors, please click here
If you are interested in any of the products mentioned here, please fill out an Enquiry Form or Go To the Ion Chamber Product List / Quotation Request Form, so that we may promptly respond to your request.
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