Search Results for "number"127 links - and 1 categories
Antennas : 20M : 20 meter Vertical Antennas
- Build your own 20m vertical
- Build your own 50ohm coax fed 20m vertical antenna, so easy a 9 year old can do it, or at least help! And the budget? You may already have the materials on hand, or worse case spend $15 by Andrew Daniel - KI4QFY
[ Hits: 27556 | Votes: 32 | Rating: 8.37 ]
- Build a HB 4:1 voltage BALUN for 1KW
- In depth detail with photos on how to build your own HB 4:1 voltage BALUN that will run 1KW. Inexpensive and fun to build.
[ Hits: 7206 | Votes: 16 | Rating: 6.81 ]
- Build a multiband dipole
- A nicely documented procedure to build a multiband dipole spending $30 in material and half an hour in assembling by Andrew Daniel - KI4QFY
[ Hits: 10098 | Votes: 9 | Rating: 8.00 ]
- Antenna Trimming Chart
- Use this chart as an aid in trimming the length of your antenna. It gives you an idea of the change in wire length needed to move antenna resonance a specific number of KHz.
[ Hits: 2959 | Votes: 3 | Rating: 7.00 ]
- A Horn Antenna for 2.4 GHz.
- This Antenna is not really practical for AO-40 reception, but horn antennas have a number of qualities useful in microwave antenna testing and noise figure measurements.
[ Hits: 10380 | Votes: 27 | Rating: 3.48 ]
- Super J-Pole for 435MHz
- The Super J Pole antenna is a co-linear vertical consisting of a number of half wave length vertical elements separated with half-wave length stubs (Tuning stub) feed with a folded matching stub by vk6ysf
[ Hits: 3106 | Votes: 6 | Rating: 5.00 ]
- A screwdriver antenna in a fixed install
- Tired of tuners and wires? Put up a screwdriver antenna in a fixed install for multiband operation (80m to 10m) with low SWR. No tuner is needed!
[ Hits: 5769 | Votes: 2 | Rating: 9.00 ]
- Australian Vintage Radio
- How old is my valve Radio? this website host a reference of model numbers and year of manufacture for many antique radios
[ Hits: 1819 | Votes: 2 | Rating: 10.00 ]
- The VHF Dxpedition to Dominica
- Main goals of this dx pedition was test out a MID SIZE 2MXP20 dual polarity or cross polarized Yagis in a field environment and shoot for a record number of EME QSO's using this system
[ Hits: 379 | Votes: 1 | Rating: 10.00 ]
- IOTA Bearing & Distance list for your QTH
- A list of all IOTA reference numbers and IOTA groups for the Islands On The Air award, personalised to your own QTH
[ Hits: 3255 | Votes: 11 | Rating: 7.22 ]
- Southern California Repeater and Remote Base Association
- SCRRBA is a volunteer organization providing coordination of a number of heavily utilized amateur radio frequency bands in Southern California.
[ Hits: 513 | Votes: 0 | Rating: 0.00 ]
- East Kootenay Amateur Radio Club
- One of the oldest amateur radio clubs in Canada, the E.K.A.R.C. is a very active community member, participating in a number of events each year.
[ Hits: 312 | Votes: 1 | Rating: 7.00 ]
- The Kamloops Amateur Radio Club
- The Kamloops Amateur Radio Club is a non-profit organization that has been incorporated under the Society Act.
Our organization has been building and maintaining a network of Amateur Radio mountain top repeaters to enable voice and digital communications between a number of interior communities for many years.
[ Hits: 379 | Votes: 0 | Rating: 0.00 ]
- ARRLWeb: A Study of Amateur Radio Gender Demographics
- A Study of Amateur Radio Gender Demographics. How many ham radio operators in the usa ? Estimated Number of Hams in Each State, by Gender
[ Hits: 2105 | Votes: 4 | Rating: 8.75 ]
- Australian amateur population trends 1998 - 2007
- Over recent years the number of issued amateur licences has been declining, the trend was about 2.8% pa decline over the five years to 2002.
[ Hits: 501 | Votes: 1 | Rating: 10.00 ]
- Ontario Swap Shop
- The Ontario Swap Shop Club is a place where Canadian Hams can record their e-mail address or phone number where it will always be available to fellow other Canadian hams even if you have nothing currently listed on the swap shop.
[ Hits: 2251 | Votes: 8 | Rating: 6.38 ]
- Swedish Key
- Straight Brass is located in Ventura, California. The key is the only product. Each key has a serial number. and only a few are built at any one time, and I am the one who builds them.
[ Hits: 2662 | Votes: 4 | Rating: 6.50 ]
- GIGAVAC Ham Radio Relays
- Gigavac is a leading designer, manufacturer, and worldwide seller of contactors and high voltage relays using vacuum, gas filled, and high voltage reed relay technology. hv relay applications information with cross reference charts for kilovac / tyco, jennings, and crydom part numbers.
[ Hits: 358 | Votes: 3 | Rating: 4.00 ]
- W6JOE's Power Box
- This is W6JOE's description of a battery box installation for an HF Mobile rig, which followed a number of messages on the subject on the Mobile - Portable mailing list. Interesting batteries setup.
[ Hits: 492 | Votes: 1 | Rating: 10.00 ]
- One stop site for scanner users in Louisville Kentucky. Frequencies,10-Codes,Unit Numbers,Scanner News and more. Covering Fire,Police,EMS,Disaster,Civilian Emergency,Aviation,Railroad and other services.
[ Hits: 1166 | Votes: 9 | Rating: 9.00 ]
- QSL Card Albums and Organizers
- Cheap qsl card holders, albums and organizers. Fast delivery also has a number of other archival safe products through archivesafe.com and qsl card paper for printing your own qsl cards.
[ Hits: 1508 | Votes: 15 | Rating: 8.72 ]
- The KB6IBB Utilities for Palm OS
- designed for the ham radio operator or radio scanner hobbyist. It houses four databases that organize your frequency lists. EDACS Trunk - A database that houses the entire EDACS ID table. Conventional - A database that houses lists by channal number. Radio Call Log - A database that allows the user to log calls/notes. Ham Radio Repeaters - A database for ham radio repeaters.
[ Hits: 692 | Votes: 2 | Rating: 5.50 ]
- Gpredict is a real-time satellite tracking and orbit prediction application. It can track an unlimited number of satellites and display their position and other data in lists, tables, maps, and polar plots.
[ Hits: 1471 | Votes: 4 | Rating: 9.50 ]
- Toroid cross reference
- Construction articles in magazines and books often use part numbers of firms no longer in business or whose parts are hard to find. Here you can locate the palomar toroids equivalent
[ Hits: 1035 | Votes: 8 | Rating: 2.63 ]
- K8RA P2 Iambic Key Review
- A short review of the K8RA P2 Iambic key, and a few pictures by W4INF
[ Hits: 1136 | Votes: 4 | Rating: 9.50 ]
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