NASA/George C. Marshall Space Flight Center, Procurement Office, Marshall Space Flight Center, AL 35812

66 -- IMAGE INTENSIFIER TUBE WITH POWER SUPPLY SOL 8-1-8-10-B9789 POC Kimberly R. Day, Contract Specialist, Phone (256) 544-8999, Fax (256) 544-4080, Email kimberly.day@msfc.nasa.gov -- Teresa A. Foley, Contracting Officer, Phone (256) 544-0335, Fax (256) 544-4080, Email teresa.foley@msfc.nasa.gov WEB: Click here for the latest information about this notice, http://nais.nasa.gov/EPS/MSFC/date.html#8-1-8-10-B9789. E-MAIL: Kimberly R. Day, kimberly.day@msfc.nasa.gov. NASA/MSFC plans to issue a Request for Quotation (RFQ) for Line Item: 1 Qty: 1 Unit: Ea Inverter Type Image Intensifier Tube (Without Mcp), 1st Generation Hamamatsu Model V4440u-01, In Accordance With The Following Specifications: Quantum Efficiency Of Bialkali Photocathode Typical 22% At 430 Nm (Minimum 20% Q.E.) Minimum Effective Diameter Of The Fiber Optic Input Window Shall Be 100mm And Made Without Ema. Phosphor Screen Material On The Fiber Optic Output Window Shall Be P-11 With A Minimum Effective Diameter Of 25 Mm (Magnification 0.25). Minimum Gain Shall Be 90 Photons Out/Photons In (Typical Gain Is 100). Limiting Resolution At The Center Of The Photocathode Shall Be 14 Lp/Mm. Dark Count Shall Be Less Than 50 Counts/Sec/Cm2 At 22 Deg C. Vendor Shall Modify This Image Intensifier Tube With A Coupling Fiber, 6 Micron Fiber, Na Equals 1.0, 30 Mm Diameter X 30 Mm In Length. Sic: 3671 Line Item: 2 Qty: 1 Unit: Ea High Voltage Power Supply, Hamamatsu Model C4986, For The 1st Generation Image Intensifier In Item 1 (Model V4440u-01). This Power Supply Shall Be Capable Of Operating From A 24 Volt Dc Supply During A High Altitude Balloon Flight. Sic: 3677 Line Item: 3 Qty: 1 Unit: Ea Custom Made Power Supply Cable To Connect The Hamamatsu 1st Generation Inverter Type Image Intensifier Tube, V4440u-01 To The Hamamatsu C4986 Power Supply. Sic: 3357 This procurement is being conducted under the Simplified Acquisition Procedures (SAP). NASA/MSFC intends to purchase the items from Hamamatsu Corporation, 104 Ardenlee, Peachtree City, GA 30269. This sole source is based on system compatibility. The Government intends to acquire a commercial item using FAR Part 12. Interested firms have until July 13, 1998 to submit in writing to the identified point of contact, their qualifications/ capabilities. Such qualifications/capabilities will be used solely for the purpose of determining whether or not to conduct this procurement on a competitive basis. Responses received after July 13, 1998, or without the required information will be considered nonresponsive to the synopsis and will not be considered. A determination by the Government to not compete this proposed effort on a full and open competitive basis, based upon responses to this notice is solely within the discretion of the Government. Oral communications are not acceptable in response to this notice. All responsible sources may submit an offer which shall be considered by the agency. An Ombudsman has been appointed. See Internet Note "B". Posted 07/08/98. (0189)

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