open line

20 links and 1 categories about open line on dxzone.com

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Antennas : Feed Lines : Open Wire

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Antennas : Bazooka

The Double Bazooka Antenna - The Double Bazooka Dipole is a very efficient single band antenna which is very quite, and does not require the use of a balun. This antenna consists of coax (RG58) or other 50 ohm type with the shield split at the center and the feedline attached to the open ends
[Hits: 6605 | Votes: 4 | Rate: 8.25]

Antennas : Feed Lines

Better Feedline Loss Measurements with Antenna Analyzers - Various publications through the years have shown how the SWR measured on a shorted (or open) feed line can be used to calculate feed line attenuation
[Hits: 1150 | Votes: 1 | Rate: 10.00]

Antennas : Feed Lines : Open Wire

Open-wire Feedline - Homebrew Light-weight Open-wire feedline for Portable Ops by N5ESE
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N6RK Open wire line - 1000 feet of open wire line
[Hits: 835 | Votes: 0 | Rate: 0.00]
[TowerTalk] Open Wire Line - Discussion about open wire line on tower talk
[Hits: 380 | Votes: 0 | Rate: 0.00]
Two-Wire Open Line - Article on various type of transmissium medium, like parallel lines, twisted pairs, shielded pairs, coax lines
[Hits: 926 | Votes: 0 | Rate: 0.00]
True open wire line - Open wire line at W4NEQ
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The Merits of Open Wire lines - This article is devoted to pointing out the advantages of open wire lines and discussing a few particular applications where they might be the preferred choice to feed the antenna.
[Hits: 704 | Votes: 0 | Rate: 0.00]
Multiband Open Wire Antennas - Why Multi-band Dipoles Need HEAVY Open Wire Line by Tom, K1JJ
[Hits: 2385 | Votes: 0 | Rate: 0.00]
Open Wire Feed Line a second look - Put up the longest dipole you can fit, feed it with open wire line, connect it to the balanced output of your tuner and—poof! Instant multiband antenna. Is life really that simple? By Paul Danzer, N1II
[Hits: 1464 | Votes: 3 | Rate: 4.00]
[TowerTalk] Coax Vs Open Wire Line - Discussion at towertalk about coax cable feed lines vs Open Wire Lines
[Hits: 444 | Votes: 0 | Rate: 0.00]

Antennas : Multiband

80 Meter Multiband doublet antenna - 80 meter multiband doublet antenna with open wire feedline for 80-10 meters by N1LO
[Hits: 2142 | Votes: 5 | Rate: 4.40]

Antennas : Windom

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: 5666 | Votes: 2 | Rate: 7.00]

Antennas : Wire

Cebik antennas and limited space dipoles - An analysis of the cebik dipole and other small limited space dipoles fed with open wire ladder line.
[Hits: 2190 | Votes: 3 | Rate: 9.33]

DX Resources : Clubs

LZOPEN Contest Club - LZ Open Contest Club - free membership, event's calendar, compare logs online
[Hits: 62 | Votes: 2 | Rate: 10.00]

Ham Radio : Clubs : Europe : UK

Wrexham ham radio club - Wrexham is in North Wale's and our club is open to all radio fans
[Hits: 460 | Votes: 2 | Rate: 5.50]

Internet and Radio : Online Receivers

VR2HF Online Yaesu FT-817 ^updated ^pop Priority listing - Online Yaesu FT-817 transceiver (receive only over the Net) using R.A.T.S. control software and MS Netmeeting for program access and audio. Asia's first online receiver, first online FT-817, and worlds first full-featured online receiver (operates just like a desktop radio including audio encoding time of less than 1 second). Operating from a flat in Kowloon, Hong Kong. Open to all.
[Hits: 33808 | Votes: 102 | Rate: 5.18]

Software : Linux

phpHamLog - Amateur radio open source log program written in PHP. Put your log online for visitors to browse in real time. Access your log from any web browse, can run under windows linux and macos with apache, mysql and php
[Hits: 621 | Votes: 0 | Rate: 0.00]

Software : Software Defined Radio

SRL QuickSilver QS1R VERB - The QS1R VERB is the most advanced open source digital down conversion (DDC) receiver board on the market. It features a Linear Technologies LTC2208 16 bit, 130 MSPS Analog Digital Converter (ADC) and an Altera EP3C16 Cyclone III FPGA. Connectivity to the PC is through a high speed USB 2.0 interface. QS1R covers 15 kHz through 55 MHz in its standard configuration and can be used in undersampling applications to 300+ MHz.
[Hits: 2633 | Votes: 3 | Rate: 5.33]

Technical Reference : Amplifiers : HF Amplifiers

1500 Watt Solid State HF Amplifier - This is a project to develop an Open Source reference design for a 1500 watt solid state linear amplifier for 10 through 160 meters by K6IF
[Hits: 4789 | Votes: 8 | Rate: 2.88]

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20 links and 1 categories about open line on dxzone.com

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