AFFTC/PKAB Directorate of Contracting, 5 S Wolfe Ave, Edwards AFB, CA 93524-1185

66 -- CRYOGENIC QUARTZ CRYSTAL MICROBALANCE SOL F004700-97-T-3238 DUE 041797 POC Cheryl Fowler, Contract Specialist, (805) 277-3900, x 2247, John Adair, Contracting Officer, (805) 277-3900, x 2230 WEB: On-line Acquisition Solicitation Information System, http://cpf.edwards.af.mil/contract/rfp.html. E-MAIL: click e-mail link to contact the POC, fowlerc%pk@mhs.elan.af.mil. The Air Force Flight Test Center has an immediate requirement for a Cryogenic Quartz Crystal Microbalance(2 each) with the following specifications: (1) Crystal Frequency: 10 Mhz; (2) Beat Frequency Output: to 50 KHz; (3) Mass Sensitivity: 4.42 X 10-9 g/cm2 Hz at 100 K; (4) Crystal Cut: 35z'18' AT cut; (5). Polish: Optical (specular); (6). Electrode Material: Aluminum; (7). Temperature Range: 100K to 3600K; (8). Hybrid Chip Electronics: Operates at T=3400K (2.5) mW power);:(9)...In-Situ Heater: 25Q wire-wound power resistor with 1.5 watts capable of raising the crystal to large T =3400K with the flange on the case maintained at 100K. (10). Temperature Sensor: Cryogenic Silicon Diode: (11). Case and Base Material: Stainless Steel (303): (12). Strut Material: Stainless Steel (303); (13). Crystal Pack: Gold Plated OFHC Copper; (14). Weight: 28.5 grams; (15). Lead Wires: Constantan wire, 28 guage 0.6 meters(2.0 ft. provided); (16). 15 Mhz Crystal. The Simplified Acquisition Procedure (SAP) will be usedin awarding this contract by written quotation. This requirement is 100% set aside for small business, SIC -- -- ; size standard -- -- employees. Interested sources must submit clear and convincing documentation to demonstrate their ability to meet the Government's requirement to Cheryle Fowler, AFFTC/PKAB, 5 South Wolfe Ave, Edwards AFB, CA 93524-1185. Fax responses to (805) 258-7810. This notice is the only solicitation that will be issued. (0092)

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