all band

all band

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• Random wire Unun - Get all band coverage with a single wire and the icom 703
  [ Hits: 4086 | Votes: 12 | Rating: 7.58 ]

• Practical Guanella 1:1 balun - This article proposes a lossy transmission line model of a practical Guanella 1:1 balun that is effective for all frequencies within and immediately adjacent to the pass band
  [ Hits: 3618 | Votes: 3 | Rating: 3.33 ]

• QRP Fan Dipole - Attic Fan dipole antenna that allow to operate QRP from 40 metres to 10 metres, specifically 40, 20, 17, 15 & 10 meter band
  [ Hits: 8497 | Votes: 8 | Rating: 5.63 ]

• The DBJ-2 portable J-Pole - A Portable VHF-UHF Roll-up J-pole Antennam that resonates on both bands but actually performs as a half wave radiator on both bands
  [ Hits: 4334 | Votes: 4 | Rating: 7 ]

• W0OXB All-band Zep Antenna - W0OXB All-band Centerfed Zep Antenna 160m-6m
  [ Hits: 3483 | Votes: 15 | Rating: 7.27 ]
• N3OX Multiband vertical - This vertical antenna consist of a 18 meters telescopic pole and allow operations from 160 to 30 meters band, project by Daniel Zimmerman N3OX
  [ Hits: 2093 | Votes: 1 | Rating: 8 ]
• W3HH Multiband antenna - A french pdf file that explain how to build a T2FD antenna in all its parts including balun
  [ Hits: 2289 | Votes: 3 | Rating: 4.67 ]
• IC706/FT817 portable whip antenna - Suitable antenna for owners of an IC706 or FT817, 857 and other HF portable transceivers. You can an be QRV in a few minutes on all ham-bands from 80m to 6m and even on 2m by PA0FBK
  [ Hits: 7611 | Votes: 5 | Rating: 2.6 ]
• Vertical antenna for Vacation - Vertical Vacation Antenna for 80, 40 and 20 Meter-Band, by Herbert OE3BMB This antenna is a full size λ/4 for 20m and 40m band, and a shortened λ/4 for the 80m band. Generally on the 40m band the SWR is under 1,6. In 80m and 20m band at the resonant frequency the SWR is about 1,1.
  [ Hits: 5037 | Votes: 4 | Rating: 8 ]
• A Stealthy HF Coat Hanger Antenna - A multiband stealth antenna. Tuner is required. The antenna is made from a $15, 500 ft roll of black #14 insulated stranded wire, about 120 small black wire ties, and maybe 30 or so large black wire ties.
  [ Hits: 7403 | Votes: 5 | Rating: 9.4 ]

• HB9MTN C-Pole Porable antenna - A vertical monoband that's small, light and portable, needs no counterpoise and performs as well as a home antenna
  [ Hits: 4139 | Votes: 7 | Rating: 8.43 ]
• Pedestrian mobile HF antenna - This antenna allow transmission and reception on all bands between 7Mhz and 28 Mhz. Similar in concept to the Miracle Whip by VK3YE
  [ Hits: 2703 | Votes: 2 | Rating: 6 ]

• The Small Loop Project - AM loop antenna for 75/80 meters band
  [ Hits: 3650 | Votes: 1 | Rating: 1 ]

• A Z match tuner for HF bands - This small tuner by KC8AON has only 2 controls and will tune almost anything from 10 to 80
  [ Hits: 9798 | Votes: 5 | Rating: 4.6 ]

• Windom Antenna with 4:1 balun - The Windom is an Off-center wire multiband Antenna. The old version was fed just by a single-wire connected on 1/3 of antenna's overall length or with an open-line feeder (later versions). Here is another model with coaxial feeder, which is compatible with Solid States - 50 Ohm output transceivers .
  [ Hits: 8027 | Votes: 9 | Rating: 6.89 ]

• GlobalTuners - GlobalTuners provides access to remotely controlled radio receivers over the internet. You can listen to ham radio, shortwave radio, air traffic control, airband, ACARS, airports and much more. Tune remotely controlled receivers from all over the world with your browser and listen live.
  [ Hits: 23189 | Votes: 58 | Rating: 7.47 ]

• Russian VHF Trophy - For carrying out of bilateral QSOs on band of 2 meters, 70 and 23 centimeters all kinds of modulation. It is authorized to spend QSOs, using all kinds of passage: TROPO, ES, AURORA, MS, FAI, EME, IONO,
  [ Hits: 652 | Votes: 0 | Rating: 0 ]

• Sights and Sounds of Digital Signals - Preview the waterfall signature of various digital signals and listen to the sound of the digital modes. Learn about the bandwidth requirements and why a linear transmitter path is critical to successful and correct use of many modes on the amateur bands by W1HKJ
  [ Hits: 1044 | Votes: 3 | Rating: 6.67 ]

• Kenwood TS-2000 Review - The Kenwood TS-2000 All-Mode Multiband Transceiver review
  [ Hits: 1373 | Votes: 3 | Rating: 10 ]

• Interdigital bandpass filter designer - Fill out the form to design a bandpass filter as described in the January 1985 issue of Ham Radio Magazine. These filters are generally limited to frequencies above 200 MHZ because their size is slightly longer than 1/4 wavelength
  [ Hits: 1117 | Votes: 6 | Rating: 7.67 ]

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