ameritron als 500

Multiband wire antennas and ATUs  ^pop - DC1YB experience on multiband wire antennas. In particular examine FD4 windom and G5RV antenna, considering noise levels and matching aspects. Author reviews also the usage of Automatic antenna tuners in TS-50 TS-480 and GC-3000

A Potpourri of 160-Meter Verticals - A potpourri of 160-Meter vertical antennas and modeling issues, inverted-L, 3-element parasitic array, 1/4-wavelength monopole

Slim Jim 2m Vertical - 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.

The flower pot antenna - A portable dual-band antenna working principally on 10 meters but also close to the 30 meter band. It�s compact, light, economical and doesn�t need any radial.

Magnetic Loop calculator - Windows antenna design program for magnetic loops antennas by DG0KW

CobWebb multiband folded dipole - It is basically a 5 band antenna comprising of 5 full half wave dipoles for each band - between 10M & 20M, the antenna is also resonant on 6M

A quadrifilar helix weather satellite receiving antenna - This article describes how to make a quadrifilar helix (QFH) antenna easily, from inexpensive materials: uPVC plumbing pipe and RG-58U co-axial cable.

Skywire Loop Antenna - Also known as W0MHS Loop Skywire or Full Wave Loop Antenna, here you can find N1SU interesting observations

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.

DX base from UA9LP - QSL managers - The database on DX to stations and their qsl managers, and also addresses of the managers and addresses of some DX-stations, which one work without the manager.

QSY Society Amateur Radio Club - The QSY Society is a group of amateur radio enthusiasts dedicated to having FUN with the hobby, while still fulfilling the stated goals of the amateur radio service. The majority of our membership comes from the Mid-Hudson region of New York State

Getting started on RTTY - A complete guide from the station setup, rtty software customization, tips on tuning rtty signals and setting the proper audio level and filters by Andrew G8GNI M5AEX

Repeaters database on Google Maps - Interesting google map and repeater database integration that let you search, display and also edit repeaters and relative coverage using google maps api by K5EHX

Mirageamp Manuals - This is the manuals section for the Mirage website

OPTIBEAM Manuals - Optibeam antennas manuals by 9k2hn

RadioShack.com online manuals - Got a question about a product? Not a problem. RadioShack offers an extensive selection of product information.

Vectronics manuals - This is the manuals section for the Vectronics website.

Drake Manuals - R-4A, R-4C, TR-4C, SW-4A, 4-NB , RV-4C, RV-7, PS-7, SP-75, R-8B, SPR-4, SW-8, Qx-er, AUX-7, T-4XC Owner & Service manuals

Ameritron AL-811 manual - Ameritron AL-811 owner's manual pdf file

TS-850 service manual - Here is the Service Manual for the Kenwood TS-850 Transceiver split into four parts for download. TS-850 instruction manual also available

KWRTTY - Freeware RTTY windows decoding program in German by DG�KW, Klaus

Clean Up Your Signals with Band-Pass Filters - These inexpensive, easily built filters can be the buffer you need between the signals you want to hear and send and those you don�t!

Clean Up Your Signals with Band-Pass Filters part 2 - Part 2�You�re now much closer to saying goodbye to your unwanted signal problems!

DC to DC (12 to 24 V) Voltage Converter - This page describes a DC to DC voltage converter, pretty simple, for currents up to 500 mA by sv1bsx