drake w4 wattmeter

Dual Band Wire Beam 12 and 17 m - The Dual-Band Wire Beam was inspired by L.B. Cebik's (W4RNL) article The Elusive Moxon Nest. Fiberglass tubing spreaders, Flexweave elements, an aluminum hub, and two die-cast aluminum flanges combine to provide a 12/17m Moxon nest with one 50 ohm feed.

The Cobra antenna - This article explores the Cobra Junior linear loaded antenna for 80m to 10m bands. This antenna is a linear loaded dipole described by W4JOH in 73 magazine June 1997

W4AP - Montgomery Amateur Radio Club - The Montgomery Amateur Radio Club is an active organization that has earned the Special Services Club designation from the ARRL.

W4SHL Shelby County Amateur Radio Club - W4SHL amateur radio club in Shelby County

W4DUX Peace River Radio Association - Serving Amateur Radio Operators in Charlotte County Florida

W4DUX - Peace River Radio Association, Punta Gorda Florida hosting the W4DUX Repeater 147.255 PL 136.5 442.925 136.5

Short Mountain Repeater Club - The Short Mountain Repeater Club (W4YXA) maintains an open repeater operating at 146.910 MHz using a negative offset (146.310 MHz). The repeater is located about 60 miles SSE of Nashville, Tennessee

W4AM Chattanooga Ham Radio Club - The Chattanooga Amateur Radio Club (CARC) provides Chattanooga, Tennessee and the surrounding areas a fully operational and coordinated voluntary noncommercial communications service.

Telepost - Digital Vector Wattmeters, Dummy loads, software defined panadapter systems, SteppIR Tuning Relay, Digital SWR meters, LP-Pan Pan Adapter IQ Decoder for SDR based panadapter system

Drake TR-7 museum - Drake museum page dedicated to the TR-7 Transceiver

Drake TR7 Restoration - On these pages you will find articles and pictures reagarding a renewed Drake TR7 by DK4DDS

Drake TR7 - RadioReference.com page dedicated to the Drake TR-7 HF transceiver

Gagacom - Amateur radio accessories dealer based in Wehrheim Germany, offer Antennas, baluns, filters, antenna tuners, dummy loads, swr wattmeters by Palstar

JT65-HF - Download setup JT65-HF Free HAM software by IZ4CZL for Terrestrial JT65A mode by W4CQZ

Dentron MLA-2500 Retrofit to the GI-7B - How retrofit the MLA-2500 with the Russian GI-7B tube to replace the 8875's which are both expensive and hard to come by tubes by W4EMF

Simple Two Position Remote Antenna Switch - w4kaz antenna swicth

Remote Antenna Switches - W4KAZ article on antenna switches

CATV F11 and PL259 - Here is a story of installing field expedient PL259 coax connectors on ordinary Cable TV F11 an Rg11 equivalent

K2 Heat Sink Fan - Kazmo’s Kustom Kreations a cool accessory - aka Outboard Heat Management Project by w4kaz

DRAKE TR7 Downloads - Circuit diagrams drake tr7, Schaltbilder Drake Tr7, antenna tuners, baluns, and home brew power supplies, dual tone ssb test generator, zweiton ssb test generator, zweiton testgenerator, dual tone test generator by DK4DDS

OZ2CPU digital wattmeter - Plans and hex code for an RF wattmeter based on an Analog Devices AD8307 log amplifier.

Digital Wattmeter - 300nW to 30W - The digital wattmeter project was created for the purpose of measuring power in the range of 300nw to 30w.

Automatic 1.8 – 60 MHz SWR/WATTmeter - A PIC16F876 based, automatic 1.8 – 60 MHz SWR/WATTmeter A project from Il Club Autocostruttori of the Padova ARI club Italy

DL4MEA Wattmeter - The DL4MEA Power Meter

What Does Your S-Meter Reading Mean - Two receivers compared, Drake R8A and Palstar R30