17 meter

W1ZY 40 meter moxon antenna - W1ZY's 40 Meter MOXON is the product of 9 months of experimentation. The final array is reversible and constructed from No. 12 insulated wire fed through two RF current baluns

40-meter Rectangular Loop Antenna - A 40-meter antenna that provides good local and regional coverage during the day and good DX capability at night

JA7KPI Windom antenna for 40-80 - The total length of this antenna is 41m, height is about 11m, and diameter of element is 2mm. JA7KPI modified this antenna originally used as Inverted-V type of 80m band Dipole. Works on 40 - 80 meters band with acceptable swr.

50 Mhz 5 element EMT Conduite Beam - VA3EXT 5 element beam antenna for 6 meters band

K0FF's 6 meter SLOOP antenna - It is more or less omni-directional, and horizontally polarized, it's just a dipole folded around on itself, and supported at the far (open) end with a plastic insulator.

Coax Dipole Calculator - An efficient program to calculate dimensions of coax dipoles, or bazooka antennas considering velocity length of different coax cables. Express dimensions in feet/inch and meters/cm. Freeware by VE3SQB

4el. Hentenna for 50MHz - A 4 elements Hentenna for six meter band

What make the carolina windom so good - The off-center fed CAROLINA WINDOM provides outstanding performance on all bands. This includes all the WARC bands, 30, 17, and 12 meters.

Bicone antenna - This antenna is a simple double bowtie biconical dipole design. It was designed as a broadband scanner antenna resonant on the 2 meter ham band.

The Small Loop Project - AM loop antenna for 75/80 meters band

DCTL Antennas and other compact antennas - The Distributed Capacitance Twisted Loop is an inexpensive, effective, resonant alternative that can fit in a 8' tall by 12' or so wide space, like a wall, or balcony, even on 80 meters. 160 meters from an apartment, a full wave look and a cage dipole

LF MF Antenna Tuner - W5JGV antenna tuner for 150 - 500 Khz band

Backyard 7 Mhz Vertical - A vertical antenna for 40 meters band by PA5MW

The World Radio Club - Ssb radio club for those who enjoy talking to others all over the world on their 11 meter radio

TenMeterBeacons Group - Yahoo group of people interested in ham radio beacons

W8NGA Beacon - 28.207 MHz 5 watts into a 10 meter Ringo

KB9NK - 10 Meter Beacon - 28.2845 Mhz Location: Jamestown Township, Michigan USA - Grid EN72bu

IW3FZQ/B - 6 meter beacon from Monselice Italy JN55VF

IZ3DVW/B - 40meter band beacon on 7,039.6 MHz

i1-21171's blog - SWL and amateur radio by IZ1CRR

Stealth ham radio forums - Antennas for Restricted Space, operating from apartaments or cannot setup antennas, discuss here.

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,

Phase Noise. - This is perhaps the most important parameter in many oscillators and it deserves an in-depth discussion on what it is, how it affects a system and how it can be minimised in an oscillator design.

TANKIT Priority listing - A free design aid for vacuum tube linear RF power amplifiers. Determine plate circuit operating parameters and design pi or pi-L tanks quickly and easily.

50 Mhz solid state 600W amplifier - G3WZT John Matthews project of a 600 Watt solid state linear amplifier for the 6 meters band