Exhibit 1

1944-EX-PL-1991 Text Documents

CARDION, INC.

1999-07-06ELS_9445

RADBR,_ SNSTEA__ $PEc\GicAtiow$ SPECIFICATIONS ExXnHi®itT & | ANTENNA IF Frequency — 30 MHz MT} Gate — Operator control of point in range at which displayed video Type — Modified parabolic reflector IF Amplification — Linear or log— switches from MTI to normal with integral search and IFF feedhorn arithmic system Dynamic Range — 65 dB INTERROGATOR Aperture — Greater than 15 feet hori— Limiting Modes — Wideband—limiting zontal, and 9 feet vertical and/or noise—limiting Beamwidth: 1F Bandwidth — 1 MHz for 14 usec Azimuth: 4 degrees maximum pulse mode 1/3 MHz for 2.8 usec {measured 3.8 degrees) pulse mode Elevation: 8 degrees with greater— RF Bandwidth — 10 MHz than—cosecant—squaring above 7 de— grees Sensitivity Specifications: ~109.5 dBm (typi— Polarization cally —111 dBm) for 1 MHz band— INTERFERENCE BLANKER Search: Horizontal width, and —115 dBm for 1/3 MHz bandwidth Signal to Noise enhancement —— Auto— IFF: Vertical matic noise thresholding and pulse Gain Automatic Frequency Control —— Single width discrimination . knob tuning of system, local osciliator Search: 27 dB at 7 degrees; 29 dB Blanking —— Four mode pulse—to—pulse follows transmitter frequency auto— at peak of beam defruiting . matically 1FF:. 25 dB at 7 degrees; 27 dB at Outputs — Separated, Composite, peak of beam Sensitivity Time Control Tagged video Lobes Selectable ON/OFF, 12 dB per oc— tave with four octaves of range Side lobes down 25 dB min. DEcODER — Back lobes down 30 dB min. Signal—to—Noise Ratio—Adjustable, typ— ically set to 4: 1 nominal Mode Compatibility — 1, 2, 3, C Lower vertical lobes down 30 dB min. Signal Processing Interlace — Any Positioning Moving Target Indicator {(MT1) Passive Decoding — 4 Channels, Selec— Azimuth: Electrically driven clock— Digital, I—pulse canceller with stag— table Modes 1, 2 and 3 wise at 6 RPM. gered PRF. Provides 42 dB cancella— Elevation: Manually adjustable tion ratio with no significant blind Selected Altitude Layer — 4 Channels, from —3 degrees to +6 degrees speeds (first blind speed in excess of Selectable Modes 1, 2 and 3 3000 knots) Selected Aititude Layer — 0 to 99,000 TRANSMITTER Video Sweep Integrator (VSI) feet in 1000 ft increments Type .— Pulsed magnetron asciliator Digital Integrator with 0.875 feed— Active Readout — 1 target 2 modes, {(QK3§58) with DC resonant line charg— back factor. Provides two indepen— 2 targets 2 modes, 4 targets 1 mode ing modulator dent VSI channels. One is for MTI video and the other is for Normal Unique symbology for each type of Power —1 MW minimum putse power video. Both channels are simultan— decode Pulse Width eously available. Alarms — 7600 for Communications 1.4 usec for use with PRF up to 800 failure, 7700 for Civil Emergency, 4X Pulse Width Discriminator (PWD) pps and 2.8 usec for use with PRF for Military Emergency, Communica— up to 400 pps Pulse blanking type: Eliminates tion Emergency (7800), audible and video signals having widths less than visual emergency alarms are also actu— Pulse Repetition Frequency 1 usec or greater than 2, 3, or 4 ated on the decoder. Internal: Three basic rates staggered usec. (Upper blanking width is man— with four different inter—pulse peri— ually selectable.) ods. Maximums of these rates are POWER REQUIREMENTS 800, §33, and 400 pps OPERATOR‘S DISPLAY CONSOLE 3—phase, 120/208 volt, 4—wire, 400 cps External: Will follow any PRF up to 800 pps in the 1.4 usec mode and Type — 16" PPI 40 kW ({maximum) including approxi— . 400 in the 2.8 usec mode. mately 15 kW for air conditioning/ Range Strobe/Cursor — Trackball con— heating Frequency trolled, Electronic readout of range Continuousty tunable over 1.25 to and bearing WEIGHTS AND DIMENSIONS 1.35 GHz range Off Centering — One radius in any direction Sheiter Group RECEIVER Display ranges — 10 to 200 Nautical Weight: 4420 pounds Miles Dimensions: Length —— 148 inches; Type — Low—noise, solid—state RF am— Width — 87 inches; Height — 84 plifier followed by image rejection Display Channels — Separate video inches heterodyne receiver having several IF mixing for MTI/VSt, Normal/VSt, processing circuits IFF/SSR, Normal plus one spare video Antenna Group channel Weight: 4142 pounds Noise Figure — 3 dB maximum speci— fication value, typically 2.5 dB Range Marks — 2, 5, 10, 25 Nautical Dimensions: Length — 145 7/8 Mile rings with independent intensity inches; Width — 87 inches; Folded Image Rejection — 20 dB control Height — 90 inches Printed in U.S.A. BULLETIN 65


Document Created: 2001-08-20 15:24:00
Document Modified: 2001-08-20 15:24:00
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