30m vertical

Hybrid Antennas - Antennas that use a combination of vertical and horizontal polarisation.

Vertical antenna for 40 and 80m - Homebrew a vertical antenna for 40 and 80 meters band based on popular HF2V model by DL7JV

Delta Loop for 50 MHz  ^pop - Delta loop and vertical antenna plans with translation in italian

Amateur Vertical Antenna Calculator  ^{updated  pop} - This calculator is designed to give the vertical length (height) of a particular antenna, for the frequency and wavelength chosen.

EFHW Vertical Antenna - Steve G0KYA project of and End Fed 1/2 Vertical

Crossed-Wire HF Antenna - This Crossed-Wire Electrically-Steerable HF Antenna, capable of transmitting signals over the entire 1.8 to 30MHz HF range, and capable of receiving signals at much lower frequencies is basically a crossed centre-fed wire system, consisting of four thin wires brought to a central mast by G3YNH

Quickie Vertical  ^pop - KQ6RH HF multiband vertical antenna plan

Center-Loaded Off-Center-Fed Dipole - 6 band - Multiband Center-Loaded Off-Center-Fed Dipole (CL-OCFD) antenna that work on 80m 40m 30m 20m 15m 10m by ON4AA

EI7BA's Amateur Radio Pages  ^updated - Multi Band Quad,Cushcraft R5, R7, R7000, repair and maintenance, Remote Antenna Switching, Hexagonal Beam, Automatic Band Decoder, Low Band Verticals, Crank-up Tiltover Tower etc

Short Vertical Antennas and Ground Systems  ^pop - This article describes how an effective ground system can be produced for a short vertical antenna.

Portable vertical antenna  ^pop - Vertical transportable HF antenna by CT1BYR

10M Vertical Antenna - A vertical antenna plan for 10 meters band made with copper pipe and PVC pipe

Bencher Antennas - HF Vertical and Beam Antennas, antennas accessories by Butternut

Mosley Electronics  ^pop - Wide variety of multi-frequency Yagis, Verticals, and Dipoles as well as other single and multi-frequency configurations to meet specific requirements.

Chameleon HF Multiband Antenna - The Chameleon V1 HF Multiband Antenna is a mobile antenna that can also be used as portable. Lightweight antenna system with 10 BANDS capability 6m, 10m, 12m, 15m, 17m, 20m, 30m, 40m, 60m & 80m.

Gizmotchy Antennas - The Gizmotchy high performance horizontal and vertical beam antenna for 2/6/10/11 meter bands

Ruzber Antennas - Ham Radio Vertical HF multiband antennas manufacturers based in Spain

GAP Antennas - GAP produces HF vertical antennas

Cushcraft  ^pop - Cushcraft Amateur Radio and commercial antennas HF and VHF vertical and yagi antennas owned by MFJ.

Titanex  ^pop - Low weight Titanium Verticals, Log-Periodics, Yagi antennas, Quads, towers and antenna accessories by Titanex

FT-950 mod - expand TX - Yaesu FT-950 MARS/CAP extend transmission to 1.8-30Mhz and 50-54Mhz.

Andrews Communications Systems - Australian dealer, HF linear amplifiers, power supplies, baluns, HF UHF yagis and verticals including multiband HF verticals.

SatSignal Priority listing - Program to demodulate NOAA, Okean, Meteor 3-5 and Resurs signals without the bent verticals resulting from WXSat.

30m QRP Transceiver kit - 38 Special, 30m QRP transceiver by Norcal QRP club, single super het receiver, full QSK with sidetone smoothly

Homebrew radio receiver  ^pop - Detailed plans of my homebrew receiver. Frequency coverage is from below 300kHz to 30MHz. Pictures, schematics, board layouts, parts lists and more can be found here.