SIGMA EURO-COMM HF AM-PRO Mini Dipole 40m 7.1 MHz
P LEASE NOTE THAT CARRIAGE COST IS BASED ON UK MAINLAND ONLY. ALSO, SOME SCOTTISH HIGHLAND POSTCODES ARE ALSO EXCLUDED. CUSTOMERS FROM ISLANDS AROUND THE WORLD E. BALAERICS, CANARIES, COUNTRIES NOT CLASSED AS AMERICAN MAINLAND, EXTREMELY REMOTE AREAS ETC. These consist of two Pro-HF mobile whips for the band of choice, a short stub mast fitted with a dipole centre and a fixing bracket. Loosen the grub screws at the top of the loading coils and slide the whips in to the point where the black ring is marked on them and tighten the grub screws with the supplied alan key. Screw the two completed whips into either side of the dipole centre. A 13mm spanner may be necessary to ensure they are tight. Also attach your coaxial cable (50ohm) to the SO239 socket. Using either an antenna analyser, or your transceiver with a SWR meter, adjust the whips to tune on your favourite spot.
Remember that the shorter the antenna, the higher the resonant point. As it is a balanced dipole antenna remember to adjust each side equally. Use of an external ATU can extend the tuneable. Range / bandwidth of the antenna.
Once you have your match, fit the stub boom and antenna to your mast using the supplied clamp and raise it up to operating position. This is also suitable for loft mounting. The 40m (7MHz) version will also be resonant on 15m (21MHz) (third harmonic). 5 Meters / 16 feet 4 inches (Approx). Whip 17.7 ph stainless. The item "SIGMA EURO-COMM HF AM-PRO Mini Dipole 40m 7.1 MHz" is in sale since Friday, September 27, 2019. This item is in the category "Mobile Phones & Communication\Radio Communication Equipment\Antennas\Ham/Amateur Radio Antennas".
The seller is "sigma-4-antennas" and is located in Birmingham, West Midlands. This item can be shipped worldwide.
- Model: HF AM-PRO Mini Dipole 40m 7.1 MHz
- Modified Item: No
- Compatible Product: Base Station Radio
- Country/Region of Manufacture: United Kingdom
- Custom Bundle: No
- Compatible Brand: Universal
- Band: HF
- Type: Enter your own
- Frequency Band(s): HF
- Non-Domestic Product: No
- MPN: Does Not Apply
- Manufacturer warranty: 1 year
- Brand: Sigma Euro-Comm