l match
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Antennas : 15M- 21 mhz half wave GP Antenna
- 21 mhz half wave ant -very low radiation angle - full size and light weight- all coax matching system - decoupling care to prevent low angle radiation degrade
[ Hits: 3104 | Votes: 6 | Rating: 2.17 ]
- 2-Element-Yagis for HF
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- 2-Element parasitic Yagis for the Shortwave-Bands 10-12-15-17-20-30m. The antennas are feeded with the DK7ZB-match. A quarter-wave choke of coax is grounded at the socket.
[ Hits: 50047 | Votes: 146 | Rating: 7.08 ]
- 3 Element Yagis Antennas for HF
updated
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- All these plans use the DK7ZB match
[ Hits: 27602 | Votes: 69 | Rating: 4.94 ]
- A Hairpin match for 5 el. Tonna
- An interesting modification to improve the gain of your 5 element Tonna Yagi beam for 50 MHz by roughly 3 db!
[ Hits: 1962 | Votes: 3 | Rating: 5.67 ]
- Single Coil Z Match
- Single Coil Z Match, circuit Diagram and homebrewing notes
[ Hits: 1321 | Votes: 6 | Rating: 8.33 ]
- The Ultimate transmatch
- Usage and benefits of transmatch. A pdf document from a QST article made available for novices and beginners by ARRL
[ Hits: 16641 | Votes: 11 | Rating: 5.64 ]
- 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: 3370 | Votes: 6 | Rating: 5 ]
- Novel Gamma Match Construction
- A novel approach to contruction of a gamma match.
[ Hits: 1288 | Votes: 2 | Rating: 5 ]
- Gamma match example
- A gamma match example
[ Hits: 17838 | Votes: 63 | Rating: 4.16 ]
- A Multi-type "one-box" Antenna Tuner
- This antenna tuner is a multi-type matching system in the same box, which includes L - Pi and T networks.
[ Hits: 7826 | Votes: 3 | Rating: 9.67 ]
- Z Match for High RF power
- Based on VK5BR's Z-Match and designed for High RF Power covers 160 to 10 meters by VK6YSF
[ Hits: 4800 | Votes: 6 | Rating: 7.33 ]
- The EZ-Tuner
- The "EZ-Tuner" is a homebrew automatic legal-limit antenna tuner that covers all amateur HF bands from 160-10 meters. Using a T-network design and controlled by a BASIC Stamp BS2sx microcontroller, the EZ-Tuner will match at least a 16:1 VSWR for either unbalanced or balanced transmission lines.
[ Hits: 5569 | Votes: 1 | Rating: 9 ]
- S-MATCH Universal ATU
- PA0FRI's "S-MATCH ATU" published in RSGB's RadCom March 2003). The Balanced Universal ATU Photographs of ZL2ML's S-Match were added.
[ Hits: 5463 | Votes: 15 | Rating: 6.14 ]
- DK7ZB 144 mhz Yagis
- High gain, good pattern and acceptable bandwidth. These aims can be realized with a radiation-resistance of 25-35Ohms, because the 28-Ohm-feedpoint is very simple to match.
[ Hits: 1908 | Votes: 7 | Rating: 6.86 ]
- 6m Half wave vertical
- This antenna is very useful for receiving or scanning purposes, but you can use it for transmitting, too. It is 2,94m long and has a pi-configuration (Collins-Filter) for the matching.
[ Hits: 3962 | Votes: 4 | Rating: 7.75 ]
- D3 Antenna for Field Day
- D3+ High Performance Antennas for Field Day.
This article describes versatile broadband wire antennas. These antennas will double your effective radiated power over a dipole, will be easy and inexpensive to build and install, and will be simple to match.
[ Hits: 2643 | Votes: 7 | Rating: 4.86 ]
- Logbook of the World - LoTW
- ARRL's Logbook of the World (LoTW) system is a repository of log records submitted by users from around the world. When both participants in a QSO submit matching QSO records to LoTW, the result is a QSL that can be used for ARRL award credit.
[ Hits: 1350 | Votes: 7 | Rating: 6.85 ]
- TANT 136
- DOS program for calculating the performance of a T antenna. Gives loading coil info and matching plus ERP by Reg G4FGQ
[ Hits: 531 | Votes: 2 | Rating: 2.5 ]
- Fcc Lookup System
- The FCC Lookup System software uses the standard FCC data files in an advanced lookup system for matching a call sign to a user. The software creates index files to allow rapid searches without modifying the FCC data file. Available for both Windows and Linux.
[ Hits: 1164 | Votes: 2 | Rating: 1 ]
- RevLoad
- This graphics-intensive program reveals the load on the output of a matching-network, based on measurements of the components in that network. Adjust the network (tuner) for a flat input, measure or look up the network component values and you will immmediately see the R and jX values of the load on the network, presented as both a schematic with the component values and as a Smith Chart normalized to the specified system impedance.
[ Hits: 698 | Votes: 1 | Rating: 10 ]
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