SWCBR SERIES
CAVITY BACK RESONATOR
SWCBR SERIES
Frequency Range: Bands I, II, III (54-230 MHz)
Polarization: Circular or Elliptical
Power Rating: 15 kW Per Bay
System Input: 3 1/8″EIA or 6 1/8″ EIA
Half Power Beam Width: 3 dB / 90°
Circularity: ± 2 dB (6 ft. face)
VSWR (Visual): 1.05:1
VSWR Over Channel: 1.1:1
Features:
•DESIGNED FOR VHF & FM
Ideal for multi station use in FM and VHF stations.
•CIRCULAR OR ELLIPTICAL POLARIZATION
•EXCELLENT AXIAL RATIO CONTROL.
•OMNI DIRECTIONAL OR DIRECTIONAL PATTERNS
Many standard patterns available. SWR, Inc. can also provide patterns for specific coverage areas and FCC filing documentation.
•BEAM TILT AND/OR NULL FILL AVAILABLE UPON REQUEST
•RUGGED CONSTRUCTION.
Each panel is constructed of high grade 304 stainless steel which provides excellent corrosion resistance and optimal mechanical properties. The balun assembly and feed system are built with high quality copper and naval brass.
•PRESSURIZED AND GROUNDED
The antenna system is pressurized to the feed point of each bay and each bay is DC grounded. Non-pressurized models also available.
•WEATHERIZATION (OPTIONAL)
Radomes or electrical deicers available for areas that experience periods of heavy icing and/or snow conditions.
•CUSTOM MOUNTING BRACKETS AVAILABLE
•WARRANTY
2-year limited warranty on defects and workmanship to the original purchaser.
Notes:
1. 1. Antenna weight and windload are based on mid-band operation (98.1 MHz).
2. Final gain figures depend on final elevation and azimuth patterns.
3. SWR, Inc. maintains a continuous program of product improvement and
therefore reserves the right to change specifications without notice.
Electrical and Mechanical Specifications
# of Bays | # of Panels | Power Gain | dB Gain | Weight in Lbs. | Windload (50/33 psf) Lbs. | Antenna Aperture |
---|---|---|---|---|---|---|
1 | 2 | 2.5 | 4 | 350 | 651 | 6.25 ft. |
3 | 1.6 | 2.1 | 525 | 904 | ||
4 | 1 | 0 | 700 | 1156 | ||
2 | 2 | 3.2 | 5 | 700 | 1301 | 10 ft. |
3 | 2.1 | 3.2 | 1050 | 1808 | ||
4 | 1.6 | 2 | 1400 | 2313 | ||
4 | 2 | 6.3 | 8 | 1400 | 2602 | 30.1 ft. |
3 | 4.2 | 6.2 | 2100 | 3614 | ||
4 | 3.2 | 5 | 2800 | 4626 | ||
6 | 2 | 9.5 | 9.8 | 2100 | 3903 | 50.1 ft. |
3 | 6.3 | 8 | 3150 | 5422 | ||
4 | 4.7 | 6.7 | 4200 | 6939 | ||
8 | 2 | 12.6 | 11 | 2800 | 5204 | 70.25 ft. |
3 | 8.4 | 9.2 | 4200 | 7228 | ||
4 | 6.3 | 8 | 5600 | 9252 |