T-25/S Vertical
Mechanical/Electrical Data
[ORDERING] [COMMENTS] [REVIEWS] [BACKGROUND]T-25/S Vertical Mechanical/Electrical Data |
[ORDERING] [COMMENTS] [REVIEWS] [BACKGROUND] |
Mechanical Data
Radiator 25 ft. 7.5m Al Tube Radiator O.D. 1.125-.5" 30-12mm Wall Thickness 2 x .058" 2 x1.47mm Al- Material 6063 T6 or 832 or similar
Al-Mg-Si 0.5 or similarWind Surface Area 2.2 sq. ft +/- 16 sq..dm +/- Wind Survival Rating 80 mph +/- 130km/h +/- Weight 17 lbs. 7.7 kg Shipping Weight 20 lbs. 9 kg Mast Diameter 1.8.-2.0" 45-52mm Hardware All stainless steel
Electrical Data
Frequency Range 6-30 MHz (limited gain on 1.5-6MHz) Typical SWR 1.5 : 1 Power Rating 1.5 kW out, US legal power Feedpoint Impedance 200 ohm + 1 : 4 UN-UN-HF-transformer Feedline 50 ohm coax Tuning Line (part of kit) 50 ohm coax Radiation Angles depend on mounting height (see ARRL Antenna Book)
Typical Gain in dB/d
10-30 MHz 0 dB/d up to +2 dB/d depending on f 6-10 MHz minus 2 dB/d up to 0 dB/d depending on f 1.5-6 MHz minus 12-15 dB/d to -2 dB/d depending on f; 75/80m band about minus 6-8 dB/d +/-, depending on space for radials.
* All data typical.
[Working
Principles]
[Parts Supplied]
[Mechanical/Electrical Data]
Sommer Antennas 
