NASA/Glenn Research Center, 21000 Brookpark Road, Cleveland, OH 44135

58 -- HIGH SPEED SATELLITE MODULATOR/DEMODULATOR SOL 3-146056 DUE 062100 POC Carol K. Sharp, Contracting Officer, Phone (216) 433-2771, Fax (216) 433-2480, Email Carol.K.Sharp@grc.nasa.gov WEB: Click here for the latest information about this notice, http://nais.msfc.nasa.gov/cgi-bin/EPS/bizops.cgi?gr=D&pin=22#3-146056. E-MAIL: Carol K. Sharp, Carol.K.Sharp@grc.nasa.gov. The Government intends to acquire a commercial item using FAR Part 12 and the Simplified Acquisition Procedures set forth in FAR Part 13. This notice is a combined synopsis/solicitation for commercial items prepared in accordance with the format in FAR Subpart 12.6, as supplemented with additional information included in this notice. This announcement constitutes the only solicitation, which is issued as a Request for Quotation (RFQ); quotes are being requested and a written solicitation will not be issued. The information required by FAR Subpart 12.6 is included in the on-line RFQ linked above or it may be accessed at http://procurement.nasa.gov/cgi-bin/EPS/bizops.cgi?gr=C&pin=. NASA/GRC plans to acquire high speed modulator/demodulators per the following salient characteristics: 1) 8PSK Modulation/Demodulation, Rate 5/6, 68 Mbit/s, Maximum for a 36 MHz transponder; 2) QPSK Modulation/Demodulation, Rate 7/8, 45 Mbit/s, Maximum for a 36 MHz transponder; 3) HSSI Serial Interface; 4) 76 Ohm modulatorinput, demodulator output impedances; 5) Digital data rates 1 to 100 Mbit/s, in 1bit/s steps; 6) Symbol rates 1 to 37.5 Msyms/s; 7) Reed-Solomon(outer) FEC; 8) DVB compliance; 9) convolutional interleaving; 10) front panel and remote control interfacing (terminal-type or advanced); 11) front panel status indicatins; 12) modulator and demodulator manuals. Desirable characteristics include modulator weight of less than 15 lbs., demodulator weight of less than 15 lbs., and delivery 30 days after vendor receipt of order. Questions regarding this acquisition must be submitted in writing (e-mail is acceptable) no later than June 19, 2000. It is the quoter's responsibility to monitor this site for the release of amendments (if any). Potential quoters will be responsible for downloading their own copy of this notice, the on-line RFQ and amendments (if any). An ombudsman has been appointed -- See NASA Specific Note "B". Any referenced notes can be viewed at the following URL: http://genesis.gsfc.nasa.gov/nasanote.html. Posted 06/07/00 (D-SN462464). (0159)

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