144 MHz The Best G/T=-2 dB low noise Yagi antenna with extreme suppressions of all side lobes PA144-16-12DGP.
| Electrical Specifications PA144-16-12DGP | |
| Frequency Range: |
144 – 145 MHz |
| Free Space Forward Gain: | 17.55 dBi |
| Front to Back Ratio: |
39 dB |
| 3 dB Horizontal Beam width: | 26.7° |
| 3 dB Vertical Beam width: | 27.9° |
| G/T for Tsky=290K and Tearth=5400K | -2.00 dB |
| Polarization | Horizontal |
| Nominal Input Impedance: | 50 Ohms |
| SWR Across Entire Band: | < 1.2 |
| Maximum Power Input: | 1500 W |
| Matching Method: | Direct feed through common mode choke (current balun) |
| Connector: | “N” |
| Mechanical Specifications PA144-16-12DGP | |
| Number of elements: | 16 |
| Element Diameter: | 8 mm Aluminum tube |
| Dipole Diameter: | 8 mm Hard Copper tube |
| Longest element: | 1040 mm |
| Element Mounting Position: | Below the Boom |
| Balun and Connector: | Included |
| Boom Length: | 11.3 m |
| Boom Size: | Tapered Boom 50×50, 40×40, 30×30, 20×20 mm |
| Number of Boom Pieces: | 7 |
| Guy rope support: | Yes, Included (4pcs) |
| Mounting Mast Diameter: | 43 – 60 mm 1-1/4″ – 2″, Clamp M10 Stainless Steel |
| Survival Wind Speed: | 150 km/h |
| Transportation Length: | 2 m |
| Antenna Weight: | 16.5 kg |
| Gross Weight: | 19 kg |
World’s best G/T super low noise 144-145 MHz 16 elements contest and EME Yagi antenna with extreme suppression of all side lobes PA144-16-12DGP. Appearance
Horizontal stacking distances for two antennas. G/T Reference Tsky=290 K Tearth=5400 K
| 4 m | Gain 20.25 dBi (+2.7 dB), G/T -5.27 dB, F/S=-15.1 dB |
| 4.1 m | Gain 20.30 dBi (+2.75 dB), G/T -5.22 dB, F/S=-14.2 dB |
| 4.3 m | Gain 20.37 dBi (+2.82 dB), G/T -5.13 dB, F/S=-12.8 dB |
| 4.5 m | Gain 20.44 dBi (+2.89 dB), G/T -5.08 dB, F/S=-11.7 dB |
| 4.7 m | Gain 20.49 dBi (+2.94 dB), G/T -5.04 dB, F/S=-10.6 dB |
Vertical stacking distances for two antennas. G/T Reference Tsky=290 K Tearth=5400 K
| 4 m | Gain 20.32 dBi (+2.77 dB), G/T -5.45 dB, F/S=-14.1 dB |
| 4.3 m | Gain 20.43 dBi (+2.88 dB), G/T -5.25 dB, F/S=-12 dB |
| 4.5 m | Gain 20.49 dBi (+2.94 dB), G/T -5.14 dB, F/S=-11 dB |
| 4.6 m | Gain 20.52 dBi (+2.97 dB), G/T -5.09 dB, F/S=-10.5 dB |
| 4.7 m | Gain 20.54 dBi (+2.97 dB), G/T -5.03 dB, F/S=-10 dB |
| 4.8 m | Gain 20.56 dBi (+3.02 dB), G/T -4.98 dB, F/S=-9.5 dB |
Stacking Distances 4 antennas in “H” configuration for BEST G/T
4700 mm / 4800 mm. Gain 23.4 dBi G/T -2.00 dB. Used by VE7BQH Antenna performance table.
Tant calculations G/T -2.00 dB
144MHz Double Guy Rope Support Low Noise EME Competition Yagi -PA144-16-12DGP
Excellent gain and maximum suppression of all side lobes.Â
Elevation radiation pattern of G/T -2 dB super Yagi Antenna PA144-16-12DGP
144 MHz extreme low noise Yagi antenna double guy rope support 4 ropes bracket view EME and competitions PA144-16-12DGP
144 – 145 MHz low noise long Yagi lower antenna upper forward connector PA144-16-12DGP. World’s Best G/T -2 dB.
2 m long boom super Yagi low noise design upper antenna lower forward connector PA144-16-12DGP.Â
Connector DOWN and REVERSED dipole for stack (by order)
Maximum Power Input options (by order)
| “E” 7/16 DIN Input connector SM250 Teflon balun cable: | 2000 W (PA144-16-12DGE) |
| “EX” 7/16 DIN Input connector RG115 Teflon balun cable: | 5000 W (PA144-16-12DGEX) |
Measured SWR at antenna connector:
144-145 MHz The Best Low Noise Yagi Antenna GT -2 dB EME Competition PA144-16-12DGP Measured SWR at Antenna Connector
Ultimate design with with latest professional full-3D electromagnetic modelling software.
Precision design not possible with amateurish programs like EZNEC Pro/4 – NEC4.2 engine, 4NEC2, EZNEC v 6.0 or AO.
Beoordelingen
Er zijn nog geen beoordelingen.