long290 links - and 5 categories
Antennas : 2M
- Quadruple-Quadlong for the 2-m-Band
- The DK7ZB-Quadruple-Quadlong for the 2 meter Band
[ Hits: 1420 | Votes: 28 | Rating: 8.72 ]
- Bobtail dipole
- Bobtails are vertical arrays that look like the letter "E" turned 90° clockwise onto its tails. They have 3 quarter wave vertical elements and are one wavelength long. The Half Square is a shortened Bobtail- it has 2 quarter wave vertical elements and is a half wave long.
[ Hits: 1752 | Votes: 0 | Rating: 0 ]
- Inside view of a Magnetic Loop Balun
- Inside view of the RF Systems magnetic longwire Bbalun
[ Hits: 711 | Votes: 0 | Rating: 0 ]
- Magnetic Long Wire UnUn 9:1
- An impedance transformer (9:1) to feed a high impedance long wire (~450 ohm), down to a 50 ohm unbalanced coaxial input.
[ Hits: 1776 | Votes: 3 | Rating: 6.33 ]
- TX Four Square Antenna
- A 220-ft tower that has five catenary lines, each about 500 feet long. Four of these lines, running NE, SE, SW, and NW support four 1/4-wavelength wire verticals used in a 160-meter four-square antenna.
[ Hits: 699 | Votes: 0 | Rating: 0 ]
- DL6WU Yagi antenna
- The DL6WU yagi antenna for 23cm band
[ Hits: 1079 | Votes: 11 | Rating: 7.55 ]
- Longwire Horizontal Antenna
- An SWL longwire horizontal antenna
[ Hits: 615 | Votes: 2 | Rating: 4.5 ]
- Long wire antenna random wire
- About longwire antennas, technically to be a true longwire an antenna needs to be at least one wavelength long, but common use of the term by Hams is for any random wire length that is end fed.
[ Hits: 1239 | Votes: 2 | Rating: 4 ]
- G6RV Antenna
- A 35 mt. long wire antenna by Maidstone Amateur Radio Society
[ Hits: 693 | Votes: 0 | Rating: 0 ]
- PY0FF online log
- PY0FF Online Long by Andre in SA-003 Fernando De Noronha Archipelago
[ Hits: 422 | Votes: 2 | Rating: 1.5 ]
- 70 MHz bandplan
- The long range bandplan for 70 MHz by OZ2M
[ Hits: 1371 | Votes: 2 | Rating: 1.5 ]
- GM0AYR Ayr Amateur Radio Group
- Founded in 1937, the Ayr Amateur Radio Group (AARG) has a long history of being the focus for amateur radio in Ayr and South Ayrshire
[ Hits: 204 | Votes: 1 | Rating: 5 ]
- N4OTC Old Town Amateur Radio Cruisers
- Old Cars and Amateur Radio. This club has a repeater on site of the World Longest Running car cruise. Part of the ARRG.US network
[ Hits: 347 | Votes: 1 | Rating: 10 ]
- Cobham Microwave
- Cobham Microwave has a long term experience in Microwave Systems and Components. Their five areas of capabilities are Systems and Components: Diodes & Modules, Ferrite Devices, RF Filters, and Waveguides.
[ Hits: 399 | Votes: 0 | Rating: 0 ]
- SK6AW Maidenhead Locator Conversion
- Convert to/from maidenhead gridsquare, decimal or DMS long/lat. Find your locator on smartphones via gps in your browser!
[ Hits: 973 | Votes: 4 | Rating: 10 ]
- Ham Radio below 9 kHz
- DK8KV Longwave information
[ Hits: 492 | Votes: 1 | Rating: 10 ]
- Ground Wave Signal Propagation
- Article on propagation basics. The ground wave used for radio communications signal propagation on the long, and medium wave bands for local radio communications
[ Hits: 322 | Votes: 0 | Rating: 0 ]
- HFUnderground.com is dedicated to documenting longwave, mediumwave, and shortwave stations, including broadcasters, utility/military stations, pirate radio and spy numbers stations.
[ Hits: 1929 | Votes: 3 | Rating: 5.33 ]
- ASAP Electronic Component Distributors
- ASAP Semiconductor is a premier source for all long lead-time, hard to find, and obsolete components.
[ Hits: 303 | Votes: 0 | Rating: 0 ]
- Ham Dashboard
- Iphone App with list of nearby repeaters in the UK, along with details of input and output frequencies, a map, and a handy bearing arrow for each repeater.
[ Hits: 748 | Votes: 1 | Rating: 10 ]
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