ESC/MCK, MITRE Bldg "D," 50 Griffiss Street Hanscom AFB, MA 01731

58 -- UHF POWER AMPLIFIER/PRE-AMPLIFIER SOL F19628-00-R-0040 DUE 071400 POC Bill Donaldson (781)271-6091; Contracting Officer Joseph A. Zimmerman (781)271-6279 WEB: ESC Business Opportunities Web Page, www.herbb.hanscom.af.mil. E-MAIL: Click Here to E-mail the POC, bill.donaldson@hanscom.af.mil. Reference previous solicitation number F19628-00-R-0040, title UHF SATCOM Power Amplifier/Pre-amplifier, printed issue date of 19 June 2000 and modified in the 22 June printed issue. Change the following sentence in section (vi) from: "Other characteristics of the PA/Preamp shall include: receive band rejection in transmit mode (243 to 270 MHz) of 70 dB minimum, transmit harmonics -180 dBc maximum (with -80 dBc beyond second and third harmonics as an objective), and out-of-band rejection in receive mode (DC to 230 MHz and 291 to 1000 MHz) of 50 dB minimum." To: "Other characteristics of the PA/Preamp shall include: receive band rejection in transmit mode (243 to 270 MHz) of 70 dB minimum, transmit harmonics -60 dBc maximum (with -80 dBc beyond second and third harmonics as an objective), and out-of-band rejection in receive mode (DC to 230 MHz and 291 to 1000 MHz) of 50 dB minimum." Posted 06/21/00 (D-SN466872). (0173)

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