QTY (2) Transient recorder - 16 Blt 20 Ms/s analog acquisition, 250 MHz photon counting, summation up to 64k shots, memory depth 64k bin.

QTY (1) Rack 6 - Rack and Power supply, 230V/110V, 50/60Hz, linear regulated, +5.4V, -5V for up to 6 transient recorders.

QTY (1) Power Supply, Stronger power supply: 230 V/110V, 50/60 Hz, +5.1 V,/14 A, -5.1V/14A, for up to 12 transient recorders of type TR-10-160P

QTY (13) Gated housing for Hamamatsu R9880 PMT, 1.062" X 32 thread without PMT. (HV, GATE AND SIGNAL OUTPUTS ON HOUSING ARE ALL LEMO RECEPTACLES).

QTY (7) Gated housing for Hamamatsu R 9880 PMT, 1.062" x 32 thread without PMT. (HV, GATE AND SIGNAL OUTPUTS ON HOUSING ARE ALL LEMO RECETACLES).

QTY (1) Ethernet-IO, Ethernet interface module option for transient recorder rack. Control and readout of up to 6 transient recorders. PMT

NASA/GSFC intends to purchase the items from Boston Electrical Corporation.

The Government intends to acquire a commercial item using FAR Part 12. Interested organizations may submit their capabilities and qualifications to perform the effort in writing to the identified point of contact not later than 2:30 p.m. local time on September 24, 2015. Such capabilities/qualifications will be evaluated solely for the purpose of determining whether or not to conduct this procurement on a competitive basis. A determination by the Government not to compete this proposed effort on a full and open competition basis, based upon responses to this notice, is solely within the discretion of the government.

Oral communications are not acceptable in response to this notice.

All responsible sources may submit an offer which shall be considered by the agency.

NASA Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at http://prod.nais.nasa.gov/pub/p ub_library/Omb.html .