daiwa swr watt meters

Delta Quad by F6CNE - A 4 element delta quad antenna for 15 meters in french

A 5 element beam for 10 meter band - Here is a very simple 5 element covering the entire 10 meter band (28.000-29.700) with a swr of less than 1.4 at the band edges

A Reduced Half- sloper for 160 meters - A half sloper antenna for 160 meter band Italian translation of a WD8DSB article appeared in a QST issue during 1998.

Inverted L for 160 meters - An inverted L antenna for 160 meters band by VE2DPE in french

Helical loop antenna for 20 meters - A Helical Loop Antenna for the 20-meters Band

VK5AH -HF 4 Bander dipole  ^pop - 80 - 40 - 20 - 15 meters dipole antenna

Antenna for 40 / 80 meters - A dipole antenna that can be used in 40 and 80 meter band in portuguese

A Full Wave Loop for 80 - 10 Metres - VE3HCR article of a home made loop antenna for 80 meters band

80 meter frame antenna - This projects was developed as a result of experiments to become QRV on 80 meters, again, using the little balcony by SM0VPO

20 meters Cage Dipole - Cage Dipole is based on the fact that a wireframe does emulate a tubing of the same diameter, supposed that the wires in the frame are close enough to resemble a solid surface.

De EH DipooleAntenne - EH Antennas, and some PDF file with plans to build an eh antenna, Calculate eh, 20 40 80 meters bands

Transmitting Line Condition vs. SWR Table - One another useful Table for the HAM's practice.

Antenna Cable Loss and SWR - Calculate Cable Loss from SWR and reverse. Text file with only two simply formulas

Actual Antenna SWR - Easy for calculate formula which could be a wake-up call for you. The SWR value at the input of antenna cable is not a actual SWR of your favorite antenna.

EC2APU multiband wire antenna - Wire antenna for 10-15-20-40-80 meters band, with many drawings and description in spanish

4 element yagi for 20 meters - Pictures and plans of a 4 elements yagi beam antenna for 14 Mhz

5 element yagi for 20 Meter band - Picture and construction details of a 5 element 20 meter monobander

Granta Contest Group - HF amplifier - The Granta Contest Group was founded in 1997 by Mark G4AXX, Colin G4CWH, Simon G4EAG, Andy G4KNO. The Group gets it's name from the River Granta (or Cam), which passes through Cambridgeshire and Essex. Using is a 160-10m "desktop kilowatt" linear amplifier using an Eimac 4CX1000A tetrode

6 Meters and Up: SSB/CW DX - This is a group for amateur radio operators interested in VHF and UHF SSB and CW, primarily in North America. It's intended for general discussions of V/UHF operation, beacon information, reports of tropo and Es openings and anything else of interest to V/UHF DX enthusiasts

RF Amplifiers - Solid State and TWT Amplifiers From 1 MHz to 40 GHz with Power Levels from .1 mil Watt to 2.5 Kw

GS Manufacturing - HF Mobile and maritime antennas for 40-80-160 meters

2 Meters Bicycle Antenna  ^pop - 2 Meter Antenna for Bicycle Mobile Operation

Coax Cable loss and SWR calculator - This small window application will calculate Coax Cable loss from SWR and SWR from Cable Loss

Meter - This meter scale drawing program is designed to have a computer do the hard work in making a precision scale for a d'Arsonval analog meter. The resulting scales will typically be nicer-looking than those found on many commercial meters.

Digital QRP SWR & Power meter - A KD1JV Melt solder kit, a swr and power meter operating from 160 to 6 meters ideal for portable and field use