NASA Goddard Space Flight Center ATTN: Donna Broderick, Code 217, Greenbelt, MD 20771

59 -- PM TRANSMITTER SOL RFQ5-81568 POC Donna Broderick Purchasing Agent. NASA Goddard Space Flight Center intends to issue RFQ5-81568 on a sole source basis to Aydin Vector Division, 47 Friends Lane, Newtown, PA 18940-0328, for the purchase of one PM Transmitter under the authority of 10 U.S.C. 2304(C) (1)-Only One Responsible Source. The PM Transmitter shall transmit a modulated Continuous Wave signal to either the Space Transporting System or the Spaceflight Tracking and Data Network station. The transmitter shall receive a data stream at either 4 MSPS or 1 MSPS from the spacecraft Communication/Control Node (Com/Con). It shall then linearly phase modulate the carrier with the data and transmit the modulated carrier signal. The transmitter shall include one premodulation filter that is specifically designed for high data rate PSK data transmission requirements. The transmitter shall have a maximum weight of 15 ounces and a maximum footprint of 3.5 x 2.5 inches and a height not exceeding 1.4 inches. The transmitter shall be equipped with enable and standby, power out monitoring and temperature monitor functions. The transmitter shall incorporate an ultra high stability Crystal Oscillator to meet the frequency aging stability of plus or minus 3 PPM. The government will provide complete specifications as part of the RFQ package. Any other firms desiring consideration must provide a written technical narrative statement of their capability, including detailed technical information and other technical literature demonstrating their ability to meet the specifications within 15 days of the publication of this notice to the address above, via facsimile at 301 286-1720, or by e-mail at Donna.J.Broderick.1@gsfc.nasa.gov. Responsibility of verifying receipt of faxed and/or e-mail requests rests soley with the interested party. The response shall be sufficient to permit agency analysis to establish bona fide capabiltiy to meet all requirements. ''THIS PROCUREMENT IS CONDUCTED UNDER SIMPLIFIED ACQUISITION PROCEDURES.'' The Standard Industrial Classification Sic Code is 3769, with a small business size of 1000 employees. No collect calls will be accepted. See numbered Note(s): 22. (0235)

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