Naval Surface Warfare Center, Carderock Division, 9500 MacArthur Blvd., West Bethesda, MD 20817-5700

J -- UPGRADE/ENHANCEMENT OF ELAN RADAR SYSTEM SOL N00167-98-R-0062 DUE 081398 POC Roger N. Branstiter (301) 227-5782 E-MAIL: ERROR --, BranstiterRN@crbesmtp.dt.navy.mil. 17. Naval Surface Warfare Center -- Carderock Division (NSWC-CD), Systems Development Branch, intends to obtain a Ka Band Frequency Converter, W Band Frequency Converter, and engineering and technical services for upgrading/ modifying its Elan Radar System. The units shall be commercial products modified as necessary to meet these requirements. This requirement is a sole source procurement with Aeroflex Lintek. SEE Note 22. (i) This is a combined synopsis/ solicitation for commercial items prepared in accordance with the format in FAR Subpart 12.6, as supplemented by the additional information included in this notice. This announcement constitutes the only solicitation; a proposal is being requested and no further solicitation will be issued. (ii) Solicitation N00167-98-R-0062 is issued as a request for proposal. (iii) This solicitation document and incorporated provisions and clauses are those in effect through Federal Acquisition Circular 97-05. (iv) The associated standard industrial classification code is 3812 and the business size standard is 500. (v) The following supplies, services, and documentation shall be procured through this solicitation: Item 0001, Ka Band Frequency Converter, one (1) each; Item 0002, W Band Frequency Converter, one (1) each; Item 0003, Provide the necessary engineering and technical services and supplies to upgrade/enhance the existing NSWC-CD Elan Radar System, one (1) lot; Item 0004, Documentation, not separately priced, price to be included under Items 0001, 0002, and 0003. (vi) The following information shall apply to all equipment and services being acquired under this procurement: STATEMENT OF WORK -- ELAN RADAR SYSTEM UPGRADES/ ENHANCEMENTS. 1.0 GENERAL -- This procurement is for materials and services to upgrade/enhance the Elan Radar System (ERS) supplied to NSWC-CD under Navy contract N00167-97-C-0072. These upgrades/enhancements will expand the operating frequency range of the radar and improve its ability to make Radar Cross Section (RCS) measurements. The work consists of adding a Ka and W band frequency converter to the radar and making hardware and software modifications to the existing ERS. 2.0 DESCRIPTION -- The contractor shall provide all materials and services to perform the following tasks: 2.1 Furnish and install one (1) Ka Band Converter compatible with the existing NSWC-CD owned ERS. See section 3.1 for detailed technical specifications for the converter. Make all software changes needed to interface the converter with the existing radar system. 2.2 Furnish and install one (1) W Band Converter compatible with the existing NSWC-CD owned ERS. See section 3.2 for detailed technical specifications for the converter. Make all software changes needed to interface the converter with the existing radar system. 2.3 Provide the necessary materials and engineering services to perform the following upgrades/ enhancements (modifications) to the existing NSWC-CD ERS. 2.3.1 Add Intermediate Frequency (IF) Attenuator -- Add a programmable step attenuator capable of 1 dB steps to the IF stage of the radar system. Minimum range 0-11 dB. 2.3.2 Add Radio Frequency (RF) Attenuators -- Add a programmable step attenuator to each of the three inputs of the RF Receive (Rx) switch. Each attenuator shall have a minimum range of 0-60 dB and a maximum step size of 2 dB. 2.3.3 Redesign RF Table Control Window -- Redesign RF Table control window to include RF attenuation, front end attenuation, calibration (CAL) attenuation, and front end path for all bands. 2.3.4 Add Test Points -- Add signal output sample ports of the A-Zero pulse and the phase pointer. 2.3.5 Add Parameter to Site File -- Add the maximum range gate movement parameter to the site file. 2.3.6 Enable Receive (Rx) Polarization Selection -- Enable Rx polarization selection in the waveform table. 2.3.7 Slave Rx Bracket -- Slave Rx Bracket movement to Range Gate movement. 2.3.8 Slave Transmit (Tx) Bracket and IF Tx Bracket -- Slave Tx Bracket and IF Tx Bracket width to Tx Pulse width. 2.3.9 Implement Frequency Dependent IF Tx Attenuator -- Implement the ability to make the IF Tx attenuator frequency dependent. 2.3.10 Implement Frequency Dependent Calibration (CAL) Attenuator -- Implement the ability to make the CAL attenuator frequency dependent. 2.3.11 Implement Automatic or Manual Telemetry Control -- Add the ability to have either automatic or manual telemetry control with manual heading entry. 2.3.12 Implement Communications (COM) Port Input of Antenna Angles -- Implement the ability to accept antenna pedestal azimuth and elevation data from the COM port. 2.3.13 Implement Flexible CAL Procedures -- Implement flexible CAL procedures allowing different CAL targets for different elements or bands. 2.3.14 Implement Automatic Range Tracking -- Add two range gates and implement automatic range tracking. 2.3.15 Implement Real-Time Display Scrolling Capability -- Implement the ability for real-time data display windows to scroll data per range and time. 2.3.16 Add Wideband Radar Cross Section (RCS) Real-Time Plots -- Add wideband RCS real-time plots to the real-time data displays. 2.3.17 Add Range Correction to Real-Time Plots -- Add R4 (R to the Fourth Power) range correction to RCS in all applicable real-time plots. 2.3.18 Implement Versatile Launch/Close for Real-Time Plots -- Implement the ability to launch (and close) real-time plots at any time during data collection. 2.3.19 Upgrade CPU -- Upgrade the VME bus CPU to a Motorola 604e to support the above features. 2.3.20 Implement Reflective Memory -- Implement a Windows NT reflective memory data pipeline. 3.0 Detail Specifications for Ka and W Band Frequency Converters -- At a minimum the Ka and W Band Frequency Converters shall meet the following specifications and be completely controllable by the Elan Radar. 3.1 Specifications for Ka Band Converter. 3.1.1 RF Specifications. 3.1.1.1 General -- Refer to Figure Al. (Which will be faxed to Aeroflex Lintek when this solicitation is published.) This diagram shows the converter and the associated cabling and equipment that the Government plans to use with it. The converter is the shaded block. This specification addresses only the converter. Figure A2, which will also be faxed, shows a generic frequency converter. This diagram is included to help clarify the nomenclature (for example, "Pre-Conversion Rx Attenuators) used in the specification. The general purpose of the converter is to extend the frequency range of the existing Elan radar into the 34 to 36 GHz area. The transmit side of the converter shall accept the transmit RF signals (in the range of 9 to 11 GHz) from NSWC-CD's Elan radar, mix them with the output of a phase-locked oscillator (PLO) of the appropriate frequency, and generate transmit signals in the range of 34 to 36 GHz. The receive side of the converter shall receive radar returns in the range of 34 to 36 GHz and translate them back to signals in the range of 9 to 11 GHz. The PLO shall be phase locked to a reference signal from NSWC-CD's Elan radar so as to maintain coherency between the 9 to 11 GHz signals and the 34 to 36 GHz signals. On the receive side, the converter shall incorporate a pre-conversion RF step attenuator followed by an RF amplifier. There shall also be a post-conversion amplifier. The converter shall include remote control capability, so that its features, such as RF attenuation, loop back modes (if any), and antenna polarization can be controlled from the existing Elan radar computer terminal. Also the existing Elan radar hardware and software shall be modified as required to correctly program converter frequency, attenuation, transmit and receive polarization, and any loop back or operational modes that are supplied. 3.1.1.2 Transmit (Tx) Input; Source -- Existing Elan radar; Input Power level -- minus 2 dBm, plus or minus 2 dB; Input frequency range -- At least 9 GHz to 11 GHz. 3.1.1.3 Tx Output; Output Power level -- At least 0 dBm; Output frequency range -- At least 34 GHz to 36 GHz. 3.1.1.4 Receive (Rx) Input; Input Power level -- minus 80 dBm to minus 5 dBm; Input frequency range -- At least 34 GHz to 36 GHz. 3.1.1.5 Receive (Rx) Output; Output Power level -- Specification driven by post conversion RF amplifier specification. 3.1.1.6 Pre-Conversion Rx Attenuator; Attenuation values -- At least 0 to 45 dB attenuation, controllable in steps from existing Elan radar. Steps may be as large as 3 dB. Attenuator may be mechanical, slow switching; Signal routing -- A means of bypassing the attenuator for maximum sensitivity shall be provided. 3.1.1.7 Pre- and Post- Conversion Rx Amplifiers; Combined gain of pre/post amplifiers and mixer -- At least 34 dB; Output 1 dB compression of post amplifiers -- At least 15 dBm. 3.1.1.8 Phase-locked Oscillator (PLO); Frequency of operation -- 45 GHz; PLO reference Input -- 0 dBm, plus or minus 3 dB, generated by existing Elan radar. 3.1.1.9 Rx Noise Figure of converter -- Less than 7 dB. 3.1.1.10 Loop back Modes; 9-11 GHz loop back -- This loop back shall be made operational; 34-36 GHz loop back -- This loop back shall be made operational except for the RF connections. 3.1.1.11 Tx Power Amplifier -- Space shall be left in the converter enclosure for installation of a Tx power amplifier. NSWC-CD will provide information on the amplifier's specifications within 30 days after the award of the contract. 3.1.1.12 Rx Detector and Coupler -- Refer to Fig. A-2. (Which will be faxed to Aeroflex Lintek when this solicitation is published.) A 10 dB coupler and detector shall be provided to monitor the converter Rx output. Detector should produce about 50 millivolts into 50 ohms for a 0 dBm RF input. 3.1.2 Control Specifications. 3.1.2.1 Pre-conversion RF Attenuator -- Attenuation shall be remotely controllable from O to 45 dB in steps from existing Elan radar. Steps may be as large as 3 dB. 3.1.2.2 Transmit Polarization -- Two TTL signals (complements of each other) shall be provided for control of Tx polarization, independent of Rx polarization. 3.1.2.3 Receive Polarization -- Two TTL signals (complements of each other) shall be provided for control of Rx polarization, independent of Tx polarization. 3.1.2.4 Loop back Modes -- Loop back modes shall be controllable from the existing Elan radar. 3.1.2.5 Tx Bracket -- A dedicated Tx bracket signal from the existing Elan radar shall be available for controlling transmit amplifiers or pin switches. 3.1.3 Connector Specifications. 3.1.3.1 Tx In, Rx Out -- Precision Type N female 3.1.3.2 Tx Out, Rx In -- WR-28 wave guide flange. 3.1.3.3 PLO Reference In -- BNC female. 3.1.3.4 Tx Bracket -- BNC female. 3.1.3.5 Control connector -- Contractor's discretion. 3.1.3.6 Connector placement -- Wave guide flanges must be located on same side of converter enclosure so that the antennas and polarization switches can be mounted directly to the enclosure, and the enclosure mounted directly to our antenna pedestal. Flanges should be separated by a minimum of 8 inches. 3.1.4 Environmental Specifications. 3.1.4.1 Ambient temperature -- 10 degrees F. to 100 degrees F. 3.1.4.2 Humidity -- O to 100 percent. 3.1.5 Enclosure Design -- NSWC-CD will provide the contractor with a description of the available space on the Government's antenna pedestal for mounting the converters along with suggested connector mounting locations. Based on this information the contractor shall work with NSWC-CD personnel to design a mounting enclosure(s) that will fit the available space. The design shall address cooling requirements for the converter enclosure and whether it is best to include DC power supplies in the enclosure or in a second, remotely-located enclosure. The enclosure design requires written NSWC-CD approval before it is implemented. The contractor shall be responsible for providing the enclosure(s) and installing the converter in them. Maximum weight of the converter, including the enclosure, is 50 lbs. 3.2 Specifications for W Band Converter. 3.2.1 RF Specifications. 3.2.1.1 General -- Refer to Figure B1. (Which will be faxed to Aeroflex Lintek when this solicitation is published.) This diagram shows the converter and the associated cabling and equipment that the Government plans to use with it. The converter is the shaded block. This specification addresses only the converter. Figure B2, which will also be faxed, shows a generic frequency converter. This diagram is included to help clarify the nomenclature (for example, "Pre-Conversion Rx Attenuator") used in the specification. The general purpose of the converter is to extend the frequency range of the existing Elan radar into the 93 to 95 GHz area. The transmit side of the converter shall accept transmit RF signals (in the range of 9 to 11 GHz) from NSWC-CD's Elan radar, mix them with the output of a phase-locked oscillator (PLO) of appropriate frequency, and generate transmit signals in the range of 93 to 95 GHz. The receive side of converter shall receive radar returns in the range of 93 to 95 GHz and translate them back to signals in the range of 9to 11 GHz. The PLO shall be phase locked to a reference signal from NSWC-CD's Elan radar so as to maintain coherency between the 9 to 11 GHz signals and the 93 to 95 GHz signals. On the receive side, the converter shall incorporate a post-conversion RF step attenuator followed by an RF amplifier. Provision shall be made for later installation of a pre-conversion Rx amplifier. The converter shall include remote control capability, so that its features, such as RF attenuation, loop back modes (if any), and antenna polarization can be controlled from the existing Elan radar computer terminal. Also the existing Elan radar hardware and software shall be modified as required to correctly program converter frequency, attenuation, transmit and receive polarization, and any loop back or operational modes that are supplied. 3.2.1.2 Transmit (Tx) Input; Source -- Existing Elan radar; Input Power level -- Minus 2 dBm, plus or minus 2 dB; Input frequency range -- At least 9 GHz to 11 GHz. 3.2.1.3 Tx Output; Output Power level -- At least 0 dBm; Output frequency range -- At least 93 GHz to 95 GHz. 3.2.1.4 Receive (Rx) Input; Input Power level -- Minus 80 dBm to minus 5 dBm; Input frequency range -- At least 93 GHz to 95 GHz. 3.2.1.5 Receive (Rx) Output; Output Power level -- Specification driven by post conversion RF amplifier specification. 3.2.1.6 Post Conversion Rx Attenuator; Attenuation values -- At least O to 45 dB attenuation, controllable in steps from existing Elan radar. Steps may be as large as 3 dB. Attenuator may be mechanical, slow switching. 3.2.1.7 Pre-Conversion Rx Amplifier -- Space shall be left in the enclosure for future installation of such an amplifier. 3.2.1.8 Post-Conversion Rx Amplifier; Gain -- At least 34 dB; Output at 1 dB compression -- At least 15 dBm. 3.2.1.9 Phase-locked Oscillator (PLO); Frequency of operation -- 84 GHz; PLO reference Input -- O dBm, plus or minus 3 dB, generated by the existing Elan radar. 3.2.1.10 Rx Noise Figure of converter -- Less than 12 dB. 3.2.1.11 Loop back Modes; 9-11 GHz loop back -- This loop back shall be made operational; 93-95 GHz loop back -- Not required. 3.2.1.12 Tx Power Amplifier -- Space shall be left in the converter enclosure for installation of a Tx power amplifier. NSWC-CD will provide information on the amplifier's specifications within 30 days after contract award. 3.2.1.13 Rx Detector and Coupler -- Refer to Figure A-2. (Which will be faxed to Aeroflex Lintek when this solicitation is published.) A 10 dB coupler and detector shall be provided to monitor the converter Rx output. Detector should produce about 50 millivolts into 50 ohms for a O dBm RF input. 3.2.2 Control Specifications. 3.2.2.1 Post conversion RF Attenuator -- Attenuation shall be remotely controllable from O to 45 dB in steps from existing Elan radar. Steps may be as large as 3 dB. 3.2.2.2 Transmit Polarization -- Two TTL signals (complements of each other) shall be provided for control of Tx polarization, independent of Rx polarization. 3.2.2.3 Receive Polarization -- Two TTL signals (complements of each other) shall be provided for control of Rx polarization, independent of Tx polarization. 3.2.2.4 Loop back Modes -- Loop back modes shall be controllable from the existing Elan radar. 3.2.2.5 Tx Bracket -- A dedicated Tx bracket signal from the existing Elan radar shall be available for controlling transmit amplifiers or pin switches. 3.2.3 Connector Specifications. 3.2.3.1 Tx In, Rx Out -- Precision Type N female. 3.2.3.2 Tx Out, Rx In -- WR-10 wave guide flange. 3.2.3.3 PLO Reference In -- BNC female. 3.2.3.4 Tx Bracket -- BNC female. 3.2.3.5 Control connector -- Contractor's discretion. 3.2.3.6 Connector placement -- Wave guide flanges must be located on same side of converter enclosure so that the antennas and polarization switches can be mounted directly to the enclosure, and the enclosure mounted directly to our antenna pedestal. Flanges should be separated by a minimum of 8 inches. 3.2.4 Environmental Specifications. 3.2.4.1 Ambient temperature -- 10 degrees F. to 1OO degrees F. 3.2.4.2 Humidity -- O to 100 percent. 3.2.5 Enclosure Design -- NSWC-CD will provide the contractor with a description of the available space on our antenna pedestal for mounting the converters along with suggested connector mounting locations. Based on this information the contractor shall work with NSWC-CD personnel to design a mounting enclosure(s) that will fit the available space. The design shall address cooling requirements for the converter enclosure and whether it is best to include DC power supplies in the enclosure or in a second, remotely-located enclosure. The enclosure design requires written NSWC-CD approval before it is implemented. The contractor shall be responsible for providing the enclosure(s) and installing the converter in them. The maximum weight of the converter, including enclosure, shall not exceed 50 lbs. 4.0 Government Furnished Equipment (GFE) -- The contractor shall establish his work schedule for performing this work to minimize the time that they require the use of NSWC-CD's Elan Radar System. NSWC-CD will send the unit to the contractor when they request it. NSWC-CD requires at least 15 days notice to have the unit packed and shipped to the contractor. 5.0 Documentation Requirements. 5.1 Software Documentation -- The contractor shall provide documentation of all new software and/or modifications to the existing software that completely describe the software and the use/operation of the software in accordance with CDRL item A001 of the DD Form 1423. (Which will be faxed to Aeroflex Lintek when this solicitation is published.) Source code shall be provided for all software. 5.2 Hardware Documentation -- The contractor shall provide 2 sets of documentation that completely describe the new converters and all hardware changes that are made to the existing unit in accordance with CDRL item A002 of the DD Form 1423. (Which will be faxed to Aeroflex Lintek when this solicitation is published.) Only items that change from the original system documentation must be documented for modifications to the existing system. The documentation shall include parts lists, system schematics and architecture down to a major component level (e.g., amplifiers, mixer, etc.). A copy of all systems diagrams and schematics shall also be provided on CD-ROM in DXF format (or other format readable by AutoCAD Release 13). For components provided by a subcontractor, their standard documentation package is acceptable. (vii) Final inspection and acceptance will be made at NSWC-CD, West Bethesda, MD. Units shall be delivered within 180 days after execution of the contract to the Naval Surface Warfare Center-Carderock Division, Rudy Decatur, Code 7310, 9500 MacArthur Blvd., West Bethesda, MD 20817-5700. (viii) Provision 52.212-1, entitled, "INSTRUCTIONS TO OFFERORS -- COMMERCIAL (OCT 1995)" applies to this solicitation. (ix) Pro Posted 07/28/98 (W-SN229470). (0209)

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