3 meter

593 links - and 3 categories

A 10 metre EH Antenna
An EH Antenna for 10 meters by Lloyd Butler VK5BR

[ Hits: 3044 | Votes: 1 | Rating: 10 ]

Vk5BR 20-40 Metre EH Antenna
VK5BR article on home brewing your own EH Antenna for 40 meters band

[ Hits: 1538 | Votes: 3 | Rating: 3 ]

EWE rx antenna for 80 meters
The antenna is an aperiodic inverted U which is operated against ground ewe antenna for ...

[ Hits: 1431 | Votes: 1 | Rating: 10 ]
80 Meter horizontal loop antenna - W4HM
An horizontal full wave wire loop antenna for the 80 meters band by W4HM ...

[ Hits: 4978 | Votes: 9 | Rating: 7.44 ]

Recycling TV Antennas for 2-Meter Use
Green that aluminum into something useful right in your own backyard by WB2CQM

[ Hits: 1129 | Votes: 1 | Rating: 8 ]

2 Meter Vertical Mobile Antenna
Mobile vertical antenna for 144 MHz suitable for satellite signals reception by K5OE

[ Hits: 5546 | Votes: 5 | Rating: 6.3 ]

International 70 MHz allocations
The Four Metres website offer a global overview graph of the four meter band plans ...

[ Hits: 684 | Votes: 1 | Rating: 1 ]

30 Meters receiver
A simple 30 meters receiver for low power QRSS Beacons and PSK31

[ Hits: 1178 | Votes: 1 | Rating: 10 ]

Cushcraft R7 Manual - Cushcraft
Manual for R7, 10 12 15 16 20 30 40 meters band antenna

[ Hits: 8283 | Votes: 29 | Rating: 6.07 ]

Audio Kit for iPhone - MLV
Audio Kit is a collection of four iphone applications which are essential for those working ...

[ Hits: 4198 | Votes: 4 | Rating: 5.5 ]

HF power amplifier using GI7B
Gi7b is tube designed for microwaves but working good as HF amplifier Idea is to ...

[ Hits: 4068 | Votes: 12 | Rating: 4.92 ]

A Two Meter Duplexer
How to get a cheap squeaky clean signal a 2 meter duplexer designed by Leonard ...

[ Hits: 3781 | Votes: 9 | Rating: 4.88 ]

Wavemeter for Two and 70cm
G8ACC article project for a 144 & 430 MHz wavemeter

[ Hits: 599 | Votes: 1 | Rating: 10 ]

RF Power Meter
RF Power Meter using for reading a standard Digital Voltmeter by Iulian Rosu YO3DAC VA3IUL ...

[ Hits: 1433 | Votes: 0 | Rating: 0 ]
G3TXQ Milliwatt meter
Meter capable of accurately measuring low levels of RF power

[ Hits: 1199 | Votes: 3 | Rating: 5.33 ]
OZ2CPU digital wattmeter
Plans and hex code for an RF wattmeter based on an Analog Devices AD8307 log ...

[ Hits: 1324 | Votes: 7 | Rating: 4.85 ]
Digital Wattmeter - 300nW to 30W
The digital wattmeter project was created for the purpose of measuring power in the range ...

[ Hits: 1455 | Votes: 3 | Rating: 1.67 ]

QRP Transceiver for 3.5 Mhz
A QRP transceiver for 80 meters band by W1FB

[ Hits: 1504 | Votes: 1 | Rating: 10 ]
50MHz SSB/CW Transceiver
A SSB CW transceiver for six meters band with schematic and block diagram

[ Hits: 1422 | Votes: 3 | Rating: 4 ]