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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