Q6 Specifications
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| ==Block Diagram== | ==Block Diagram== | ||
| - | [[FPQ-6 Radar|Back to 'FPQ-6 Radar']] | + | [[FPQ-6 Radar|Back to 'FPQ-6 Radar']] |
| [[Image:Q6-block.jpg|left|thumbnail|700px|Note the RCA computer at the heart of the system]] | [[Image:Q6-block.jpg|left|thumbnail|700px|Note the RCA computer at the heart of the system]] | ||
Revision as of 07:04, 2 February 2007
Block Diagram
Back to 'FPQ-6 Radar'
Brief System Details
| Antenna: | 29 ft Cassegrain feed, Gain - 51 db across the band. | ||||
| Feed: Five horn monopulse | |||||
| Depth of Null: 35 db | |||||
| Bandwidth: 0.4 degree. | |||||
| Polarisation: Transmit and receive vertical … | |||||
| … or Transmit left hand circular Receive right hand circular | |||||
| Rates: 500 mil/second. (both Azimuth and Elevation) | |||||
| Would track smoothly at 0.01mils/sec. (1 degree = 17.8 mils) | |||||
| Drive: Hydraulic, Azimuth bearing is hydrostatic. | |||||
| Rotation: Azimuth 360 degrees continuous. | |||||
| Elevation: -2 to +182 degrees. | |||||
| Receiver: | Three channel amplitude monopulse. | ||||
| Dynamic Range: 120 db. | |||||
| Threshold: Paramps on, 0.6 Mhz I.F. bandwidth, -112 dbm | . | ||||
| Preamplifier: Heated parametric amplifier (one per channel) Gain 17 db, bandwidth 100 khz. | |||||
| Noise Figure: Paramps on: 4 db. Paramps off: 10 db. | |||||
| I.F.: 30 Mhz | |||||
| I.F. Bandwidth: 4.8, 2.4, 1.6 or 0.6 Mhz | |||||
| Transmitter: | Power (pulse): 3.00 Megawatts, (average): 5.00 kilowatts | ||||
| Duty cycle: 0.00167 max. | |||||
| Pulse width: 0.25, 0.5, 1.0 or 2.4 microseconds | |||||
| Pulse Rep. Freq.: 150 or 640 p.p.s. normal (range from 142 to 1707 p.p.s. available) | |||||
| Frequency: 5.4 to 5.9 GHz. Variable in 243-KHz steps. | |||||
| Power Amplifier: Three-cavity klystron, gain about 30 db. | |||||
| Range System: | Digital, split gate auto track. | ||||
| Range: 600 yards to 32,768 nautical miles. unambiguous. | |||||
| Rates: Slew rate 240,000 yards/second maximum. | |||||
| Tracking rate: 20,000 yd/sec | |||||
| Target acceleration: 600 yards/sec/sec. | |||||
| Accuracy: Skin mode 5 yds Beacon mode 10 yards | |||||
| Angle System: | Rates: As for antenna | ||||
| Accuracy: 0.1 mil (S/N greater than 20 db) | |||||
| Scans: Rectangular, raster, circle or spiral. | |||||
| Max scan ampl: 2.8 degrees | |||||
| Major axis of rectangular or raster scans selectable | |||||
| Direction of rotation of circle and spiral selectable. | |||||
| Servo bandwidth: 5Hz. | |||||
| Data Ouput: | Range, Azimuth and Elevation at 0.1 second intervals. | ||||
| To data recorder (magnetic tape 200 bits per inch) … | |||||
| … and high speed modem (2400 bits per second). | |||||
| Range, Azimuth and Elevation at 6 second intervals. | |||||
| Low speed via teleprinter. (one line per 6 seconds) | |||||
| Displays: | 1 x 7 inch A scope. | ||||
| 1 x 5 inch A scope. | |||||
| 1 x 12 inch C scope. | |||||
