U.S. Department of Justice, Federal Bureau of Investigation, J. Edgar Hoover Building, Rm 6875, 935 Pennsylvania Ave., N.W., Washington, DC 20535-0001

58 -- LOG PERIODIC ANTENNAS, MULTI-OCTAVE HORN ANTENNAS SOL RFQ-70198070962 DUE 032097 POC Mr. Charles P. Taylor DESC: This is a combined synopsis/solicitation for commercial services prepared in accordance with the format in subpart 12.6, as supplemented with additional information included into this notice. This announcement constitutes the only solicitation; proposals are being requested and written solicitations will not be issued. This is a request for quotation (RFQ) number RFQ70198-7062. This solicitation document will incorporate provisions and clauses that are in effect through the Federal Acquisition Circular 90-42. The standard industrial classification code is 3663 and the size standard is 750. The following is a description of the antennas requested: Item #1 Dual Polarized Log Periodic Antenna, Frequency 0.1 to 1.0 Ghz (3 each), and Item #2 Dual Polarized Log Periodic Antenna, Frequency 1.0 to 12.4 Ghz (3 each), the following are the specifications for the Dual Polarized Log Periodic Antennas -- Isolation between polarizations (low-band LPA to be tested with feed lines positioned at the vertical,60 degrees from the vertical, and horizontal for both polarization planes)***23dB minimum to -30 dB, One-Half Power Beamwidth *** 45 degrees minimum, Gain in decibels relative to a linear isotropic source (dBli) versus frequency *** +6.5 dB minimum, Impedance ****50 Ohms, Voltage standing wave ratio steel) **** 2.5:1 maximum, Coaxial Connector (stainless steel) ****N female, Power Handling **** 5 watts CW maximum, and Mounting Provisions **** AFT plate normal to feed lines with bolt pattern to attach to faceplate of source positioner. Item #3 Multi-Octave Horn, frequency 0.5 to 6.0 Ghz (2 each), Item #4 Multi-Octave Horn, frequency 2.0 to 18.00 Ghz (2 each). The following are specifications for the Multi-Octave Horn antennas -- - Permissible aperture size (diagonal dimension) *** 35" maximum, Nominally uniform one-half power beamwidth E and H planes *** 30 degrees minimum, Cross polarization *** -20 minimum to -25 db or greater, Impedance *** 50 Ohms, Voltage Standing Wave Ratio (VSWR) *** 2.5:1 maximum, Coaxial Connector (stainless steel in all cases ) ****N Female and when frequency is greater and Mounting Provisions *** Aft plate with mounting bolt pattern parallel to aperture. Horns re to be mounted on a polarization source positioner where the rotational axes are coincident with each other and with the tapered anechoic chamber boresight axis. PERIOD of PERFORMANCE -- The offeror shall be capable of delivering these antennas within 45 days to ARO. As prescribed in FAR 52.12-2 Evaluation-Commercial Items. The Government will award a contract resulting from this solicitation to the responsible offeror whose conforming to the solicitation will be most advantageous to the government, price and other factors considered. The following factors shall be used to evaluate offers: Technical Compliance with the above specifications, Price, and Required Delivery date. The following FAR Clauses will apply to the this solicitations: 52.219-6 Notice of Total Small Business Set-aside. Offers are due on March 20, 1997, by 12:00 Noon, Federal Bureau of Investigation, Room 6888, JEH FBI Building, 935 Pennsylvania Avenue, NW, Washington, DC 20535, Attn: Charles P. Taylor. For information and copies of the Specification call (703)630-6703. (0062)

Loren Data Corp. http://www.ld.com (SYN# 0286 19970306\58-0005.SOL)