Q6 Specifications
- Antenna structure
- Tracking and Ranging
- Brief system details
- RCA Computer
- Key Q6 Mission Activity
- Research activity
- BDA, CRO & RCA: Q6 partners
- Other Q-6 tales
Back to Station Equipment
Block Diagram
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. |