70 cm vertical

Petlowany Three-Band Burner Antenna - The Petlowany Three-Band Burner is a simple, low-cost, trapless short vertical antenna which amazingly works on three HF bands (20, 15 and 10 meters). This web page contains pictures, performance data, and enough construction details so you can homebrew your own.

The Lazy-H vertical antenna - A versatile antenna for dx work

Slim Jim 2m Vertical  ^updated - This VHF 145 MHz antenna is easy to build and with no radials. It shows equal gain of 5/8 lambda. It is light weight, you can hang it somewhere (on a tree may be) and work.

Using the half-square antenna for low bands - Can’t put up a really high horizontal antenna for 80-meter DXing? Maybe the vertically polarized Half-Square might be the antenna for you.

80 meters Short Dipole - The best antenna is the simple Dipole. If you have height, you even can put up a quarter wave vertical or an inverted, but sometimes you may need shorten version by 4S7NR

Build a hanging dipole for 2 metres - Described here is a simple omni-directional, vertically-polarized dipole for two meters. Made from coaxial cable, it can be rolled up and stored in a small container

Multi-pitch Helical Antenna - Creating multiple, overlapping resonance at 700-800 MHz band and leaving the VHF part of the response as in ordinary, narrow band helical antenna.

Radial System Design - Are the lengths of antenna radials related to the height of a vertical? By N6LF

Another way to look at vertical antennas - What iss the difference between a dipole and a vertical? Maybe not as much as you think. Come along and try another point of view.

Verticals. Ground systems and some history - Article gives a good overview of the basics and reflects the accepted wisdom from BC antenna work.

Short radials for ground-plane antennas - Think your elevated radials always have to be full size? N6LF lets you in on some great ideas to lessen the “wingspan” of radials, especially near the beach.

PSK 31 Contest Calendar - PSK31 and other digital modes contest calendar mantained at the podxs 070 club

KN2MET NYC Metro - NYC METRO is a not for profit 501(c)(3) publicly supported organization, supporting the Amateur Radio Communities Emergency Services.

CMARA -- Central Massachusetts Amateur Radio Association - Since 1935 serving amateur radio in Worcester MA

N2SE Repeater Association NJ

N2CMC Cape May County Ham Radio Club - The Cape May County Amateur Radio Club (CMCARC) in Southern New Jersey is an ARRL affiliated club

Larkfield Amateur Radio Club Inc. - Currently operate 3 repeater locations in Dix Hills, Huntington and Smithtown on 2 Meters, 1.25 Meters & 70 Centimeters.

W5AUM Brenham Amateur Radio Club - We are located in Brenham, TX, which is about 70 miles northwest of Houston, TX. We currently have about 34 members in our club.

K5DX The Texas DX Society - The Texas DX Society, founded in 1970, is an organization of radio amateurs in Houston, Texas who have a primary interest in DX chasing and contest operating on HF, VHF, and UHF

AJ3U - TM-D700 Tips and Tricks - The TM-D700 is an amazing radio AJ3U share some interesting tips

Yaesu.com FT-847 Product page - Current Yaesu product page for FT-847

FT-847 on 70 Mhz - A further study of the spurious emissions from an FT-847 on 70MHz

Cushcraft R5 maintenance - Maintenance and repair of a Cushcraft R5 vertical antenna

RUMLog - RUMlog is a short-wave logging and QSL handling/printing tool for MacOSX RUMlog is available with an interface for transceiver control. Supporting Kenwood, Elecraft and ICOM. (IC-7400/IC746PRO, IC-7000 and IC-706)

RUMtrol7000 - Windows and MacOS programming software for the ICOM IC-7000