download hrd 4.0 sp4 kit

Balloon Antennas - Launching a balloon or kite supported tall vertical or protracted inverted L.

HF Antennas 101 - Here are 10 tips and truisms that every ham should know about antennas, by W20QI

EB5AGV Vintage Radio and Test Equipment - EB5AGV / EC5AAU Boatanchor collection. Useful data on TV-testers, Collins, Drake, Hammarlund, Hallicrafters, National, Heathkit, EF Johnson.

UK CB Radio.org.uk - Set up for CB radio users in the UK and also world wide to exchange knowledge and experiences, generally hang out, with relevant news, articles, downloads and gallerys.

Rodeo City Radio Club - Ellensburg, Kittitas County, Washington, USA

KC7Z North Kitsap Amateur Radio Club - Promoting Amateur Radio in Kitsap County Washington

WR7UKC Upper Kittitas County Amateur Radio Club - First started in the early 80's by a small group of Hams that resided in Cle Elum, Washington.

N7IG South Kitsap ARC - ARRL affilitated club and a Washington Sate nonprofit corporation.

HexKit.com Hex Beam Base Plates - Fabricates baseplate components, and provides hardware kits for DIY hex beam antennas.

K1EL Ham Radio Kits - Morse Code Keyers / Processors and other PIC products. CW RTTY serial and usb interfaces and keyers kits.

KD1JV Designs - QRP Kits and Projects for the low power Amateur Radio enthusiast

Shell Engineering : E-Z-TY - Ezty rope clamp manufacturer making your rope and anchor line tasks simpler. Custom made products for all your boating needs. ropes lines, rope clamps, dock lines, end tips, sleeves, sliding locks, clamps, hooks, plastic hooks, tie down kits

HxPI Radio - First Steps Radio - First steps in science and technology. First steps radio. Color graphics and simple explanations of basic concepts in radio. An introduction to radio communication as a technical hobby. Resources for teaching, training, learning, self-study. Modern morse code. Morse code in the 21st Century. Morse code as a technical hobby. Morse training and practice material. Exercise files to download.

AA4DF's Consumer Electronics Repair - Look for free manuals (download) in amongst paid offerings for test equipment manuals. The freebies page also has mostly ham material. We do also sell major ham collections at pretty much close to our production and distribution costs.

2 kW HF Amplifier Rebuild - Heathkit SB-220 amplifier repaired at W8UM

Tower Electronics - PL-259, Motorola & N connectors, Coax Seal, universal adapter kit, TNC, Mini-UHF, SMA, F & BNC connectors, audio connectors,antenna mounts and antennas

M.C. Howard Electronics - Distributor of Common Electronic Components Such As Memory, Integrated Circuits, Discrete Components, Cables And Services. We Also Provide Prom Programming, Simm Manufacturing, Testing And Custom Kitting.

HamGadgets.com - Manufacturer of morse keyers, ID-O-Matic Kit, electronic components

Cupeles Electronics LLC - Two way radio communication services for Kenwood Icom Yaesu radio and ameritron drake cliperton henry heathkit amp yaesu kenwood linear amplifiers based in Harrisburg, PA by WB3M

5MhzLog - This logging application has been developed to improve the accuracy of the data being captured for the 5MHz Experiment.

HxPI Morse Jabberwocky - A translation of Jabberwocky into Morse Code. The famous nonsense poem Jabberwocky by Lewis Carroll, from Alice Through the Looking Glass, has been translated into many languages. Here it is in Morse Code, as MP3 audio files that can be downloaded. The files are at different speeds (words per minute, wpm) to suit those at different stages of learning morse code.

SigJenny - SigJenny turns your PC into a flexible and powerful audio signal generator for free. It can create multiple waveforms, sweep, fire single or repeating tone bursts. You can save your sound as a wav file, display a frequency response, use SigJenny a bit like an oscilloscope, and do a very good impression of a police car!

Winding Toroids - A Guide to safely wind toroidal cores by vu2fd

Tools and Links for RF Power Amplifier Builders - This document lists a few tools, documents and websites which are valuable in the design and construction of amateur RF power amplifiers. The list is small but it represents a good starting point for the amateur amplifier builder.

SoftRock SDR Interest Group - 5000+ member discussion group for the low-cost series of SoftRock SDR receiver and transceiver kits.