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323 cool links - Pages: 1 2 3 4 [>>]

Home : Antennas : 10M

10 Meters EH Antenna ^pop
PDF file with plans to build an eh antenna for 10 meters band by lloyd ...

[ Hits: 34064 | Votes: 37 | Rating: 5.3 ]
3 Element Antenna for 28 Mhz - DF9CY ^pop
The DF9CY three-element antenna for 28 MHz by Christoph Petermann DF9CY

[ Hits: 26641 | Votes: 40 | Rating: 4.73 ]
40 thru 10 Meter Zepp Antenna - NB6Z ^updated ^pop
A modified 20 meter double zepp wire Operating Bands 40 thru 10 meters with tuner ...

[ Hits: 86850 | Votes: 74 | Rating: 5.56 ]

Home : Antennas : 12M

2 element Quad antenna for 10 12 15 mt ^pop
Detailed instructions about a home made 2 element quad antenna made in diamond configuration resonating ...

[ Hits: 64176 | Votes: 94 | Rating: 6.49 ]

Home : Antennas : 160M

160 meter linear loaded voltage feed T ^pop
160 meter linear loaded voltage fed T antenna

[ Hits: 27945 | Votes: 7 | Rating: 6.14 ]
80 Meters frame antenna - SM0VPO ^pop
Frame antenna for 80 and 160 meters band

[ Hits: 65263 | Votes: 92 | Rating: 6.84 ]
A Practical Antenna for 160 Metres ^pop
140 feet of insulated wire the first half of which 70 feet is space wound ...

[ Hits: 91275 | Votes: 45 | Rating: 6.59 ]

Home : Antennas : 20M

20m delta loop - G4EZT ^pop
This antenna is fed for vertical polarisation to give a low angle of radiation for ...

[ Hits: 65727 | Votes: 69 | Rating: 6.71 ]

Home : Antennas : 20M : 20 meter Yagi antennas

2-Element-Yagis for HF ^pop
2 Element parasitic Yagis for the Shortwave Bands 10 12 15 17 20 30m The ...

[ Hits: 50052 | Votes: 146 | Rating: 7.08 ]
3 Element Yagis Antennas for HF ^pop
All these plans use the DK7ZB match

[ Hits: 27605 | Votes: 69 | Rating: 4.94 ]

Home : Antennas : 2M

2 meter Quagi 97 ^pop
Dimensions and plan to build a W5UN EME quagi antenna

[ Hits: 33881 | Votes: 43 | Rating: 6.22 ]
43 element Yagi for 2 mt. ^pop
43 Element Yagi for 144.200 MHz by VE7BQH

[ Hits: 27961 | Votes: 28 | Rating: 6.42 ]
7 Elements YAGI for 144 Mhz ^pop
The QM7 antenna is a simple 7 elements Yagi with 3 7 m boom length ...

[ Hits: 42748 | Votes: 49 | Rating: 5.87 ]
8 Element Quad for 145 Mhz ^pop
8 elements quad antenna for 2 meters band, centered on 145 Mhz

[ Hits: 30213 | Votes: 105 | Rating: 5.81 ]
9 element yagi for 2 meters band ^pop
A simple design of a 9 elem. yagi antenna for 2 meters band

[ Hits: 53447 | Votes: 263 | Rating: 5.23 ]
A 146 Mhz J-Pole Antenna ^pop
A 2 meter 146 Mhz J Pole antenna that is inexpensive and easy to build ...

[ Hits: 115813 | Votes: 190 | Rating: 4.86 ]
A portable 2-element VHF yagi - K3MT ^pop
Build a portable VHF yagi antenna for 2 meters All you need is two rabbit ...

[ Hits: 28669 | Votes: 26 | Rating: 7.23 ]
Build a 2 Meter 5/4 Wave Antenna - N1HFX ^pop
This antenna is unique in that it is enclosed entirely in 3/4" PVC

[ Hits: 37161 | Votes: 24 | Rating: 5.91 ]

Home : Antennas : 40M

40m/80m Portable antenna - VK5AH ^pop
Portable wire antenna for 40 and 80 meter made with a RF Chocke Can be ...

[ Hits: 61560 | Votes: 29 | Rating: 5.96 ]

Home : Antennas : 40M : 40 meter Magnetic Loop Antennas

A magnetic loop antenna for HF - VK3YE ^pop
Able to cover all frequencies between 3 5 and about 10 MHz the loop described ...

[ Hits: 100960 | Votes: 46 | Rating: 6.74 ]

Home : Antennas : 40M : 40 meter Vertical Antennas

A portable 10/20/40 mt vertical antenna - IK4DCS ^pop
A portable vertical antenna for 10 to 40 meters designed for mobile operations can be ...

[ Hits: 81663 | Votes: 55 | Rating: 5.01 ]

Home : Antennas : 6M

50 Mhz Dipole ^pop
This article describes a simple but effective wide bandwidth six metre antenna

[ Hits: 49092 | Votes: 81 | Rating: 4.96 ]
6 meters Delta Loop by KK5ID ^pop
The 6 Meter Band may be dead at times but help bring it to life ...

[ Hits: 26160 | Votes: 5 | Rating: 3.6 ]
A dipole for 6 meters band - K9STH ^pop
Six meters band dipole horizontal or vertical

[ Hits: 30511 | Votes: 28 | Rating: 5.35 ]

Home : Antennas : 6M : 6 meter J-Pole Antenna

50MHz J-Pole Antenna ^pop
Need a general purpose antenna on the magic band The J Pole is an easy ...

[ Hits: 33824 | Votes: 18 | Rating: 7.05 ]
6 Meter J-Pole Antenna - W8CWE ^updated ^pop
A home made J Pole antenna for 50 MHz an amateur radio project by W8CWE ...

[ Hits: 65479 | Votes: 129 | Rating: 6.58 ]

Home : Antennas : 6M : 6 meter Yagi Antennas

3 Element Yagi for Six meter band ^pop
Plans for 3 elements beam antenna and gamma matches

[ Hits: 40416 | Votes: 40 | Rating: 5.57 ]

Home : Antennas : 70cm

Build A 9dB, 70cm Collinear Antenna ^pop
70cm, Collinear Antenna From Coax

[ Hits: 32690 | Votes: 105 | Rating: 6.87 ]

Home : Antennas : 80M

80 Meters EH Antenna plan ^pop
Building this antenna is very easy and inexpensive, 6 Foot EH Antenna

[ Hits: 42176 | Votes: 58 | Rating: 6.35 ]
80 meters wire antenna ^pop
A reduced size 80 meter antenna designed for small lots portable use and a fine ...

[ Hits: 45436 | Votes: 23 | Rating: 4.43 ]
Build A Magnetic Loop - Neil Lowson ^pop
Documents and schema on how to build a Magnetic Loop Antenna fo 80 30 mtrs ...

[ Hits: 29502 | Votes: 12 | Rating: 6.76 ]

Home : Antennas : Antenna Calculators

A Simple 7 element Yagi calculator ^pop
A JavaScript to calculate the dimensions for a seven element Yagi-Uda Antenna

[ Hits: 26395 | Votes: 414 | Rating: 6.39 ]
Amateur Vertical Antenna Calculator ^updated ^pop
This basic calculator is designed to give the aproximate length height of a particular vertical ...

[ Hits: 46457 | Votes: 231 | Rating: 5.49 ]
Bazooka Calculator - W4BEJ ^pop
Calculate Double bazooka for Win3/Win95 by W4BEJ

[ Hits: 29012 | Votes: 139 | Rating: 4.89 ]

Home : Antennas : Baluns

Balun construction ^pop
PDF files describing how to homebrew a 1:2.5 balun

[ Hits: 26898 | Votes: 41 | Rating: 6.71 ]
Balun for HF wire antennas ^pop
Schema of a self made balun used to match randmon wire antennas mainly for shortwave ...

[ Hits: 36329 | Votes: 23 | Rating: 5.66 ]
Balun Theory - g4urh ^pop
The word balun means balanced unbalanced it s used to adapt a balanced device to ...

[ Hits: 38167 | Votes: 33 | Rating: 6.73 ]
Baluns: theory and projects - Talino ^pop
All about baluns with photos, projects and instructions, by IZ7ATH

[ Hits: 54080 | Votes: 48 | Rating: 6.01 ]

Home : Antennas : Baluns : 1 to 1 Balun

A 1:1 Coaxial Balun ^pop
PDF article about a coaxial 1 1 balun original concept by I4BBE using a quarter ...

[ Hits: 44472 | Votes: 30 | Rating: 7.22 ]

Home : Antennas : Bazooka

Build a bazooka dipole ^pop
Build Your Own Bazooka Dipole: A VHF/UHF vertical dipole made from coax

[ Hits: 55120 | Votes: 35 | Rating: 6.18 ]
Build a Double Bazooka HF antenna ^pop
Build a double bazooka coaxial dipole, broad-band dipole antenna

[ Hits: 34333 | Votes: 29 | Rating: 4.76 ]

Home : Antennas : Beverage

A $50 Beverage ^pop
This antenna makes 80 and 160 enjoyable Less than 50 to hear Europeans all summer ...

[ Hits: 40304 | Votes: 22 | Rating: 6.39 ]

Home : Antennas : Collinear

5/8 Collinear antenna ^pop
A 5/8 wave stacked j-pole antenna plan

[ Hits: 63161 | Votes: 110 | Rating: 4.51 ]
6dB colinear VHF antenna - simone70 ^pop
Building details of a VHF colinear antenna with 6 db gain

[ Hits: 63379 | Votes: 108 | Rating: 5.52 ]
Build a 2.4GHz Vertical antenna ^pop
Building a 2.4GHz vertical collinear omnidirectional antenna

[ Hits: 77422 | Votes: 118 | Rating: 6.27 ]

Home : Antennas : Delta loop

40 Meter Parasitic Delta Loop - Chuck Stigberg ^pop
40 Meter 2 element full size parasitic delta loop wire beam construction and switchable ...

[ Hits: 32910 | Votes: 37 | Rating: 6.07 ]

Home : Antennas : Feed Lines

A T-Match ATU ^pop
An homebrew antenna tuner project

[ Hits: 31519 | Votes: 22 | Rating: 5.91 ]

Home : Antennas : Halo

6 meter omni halo - KB1DIG ^pop
This halo antenna for 50 MHz is made with a true Gamma Section this time ...

[ Hits: 38184 | Votes: 28 | Rating: 7.56 ]

Home : Antennas : Helical

13 cm Helix Antenna ^pop
Here is the design of a 2 4 GHz antenna that is ideal for amateur ...

[ Hits: 65540 | Votes: 90 | Rating: 6.04 ]
2.4GHz Helix antenna ^pop
Concise instructions on making a broadband helical antenna for 2 4GHz use such as 802 ...

[ Hits: 50987 | Votes: 111 | Rating: 6.16 ]

Home : Antennas : J-Pole

144-430 portable j-pole antenna ^pop
A portable dual band j-pole antenna

[ Hits: 45565 | Votes: 33 | Rating: 5.49 ]
2 Meter J-pole from 450-Ohm Ladder Line - KB1DIG ^pop
Great first time J pole project Covers most of the basics This small and thin ...

[ Hits: 43393 | Votes: 49 | Rating: 7.04 ]
A J-Pole for 2-meters and 70-cm - KD6GLF ^pop
An Easy Dual Band VHF UHF vertical Antenna made with a TV twin lead and ...

[ Hits: 103711 | Votes: 135 | Rating: 5.97 ]

Home : Antennas : Loop

160 meter full wave loop antenna - K4QKY ^pop
The antenna is a 10 160 meter horizontal loop fed with 450 ohm ladder line ...

[ Hits: 97841 | Votes: 122 | Rating: 6.48 ]
A Small Wire Loop Antennas for 160 meters ^pop
Low noise receive only coax loop antennas for 160 10 meters HF bands ...

[ Hits: 49352 | Votes: 10 | Rating: 6.5 ]
AM Antennas ^pop
The ultimate AM loop antenna article It is the only article that includes the calculations ...

[ Hits: 56517 | Votes: 69 | Rating: 6.31 ]

Home : Antennas : Magnetic Loop

160/80m Coaxial Receiving Loop Antennas ^pop
Receiving loop antenna for top band This antenna allow to reduce noise on both bands ...

[ Hits: 65117 | Votes: 61 | Rating: 5.89 ]
A magnetic loop antenna ^pop
Magnetic loop antenna by GM3MXN

[ Hits: 32425 | Votes: 23 | Rating: 5.42 ]
A Small Loop Antenna for Forty Meters - W4KSY ^pop
Article on a small magnetic loop antenna for forty meters band by Ben Smith ...

[ Hits: 26863 | Votes: 8 | Rating: 5 ]

Home : Antennas : Mobile

Antennas for HF mobile operation ^pop
The following description should give you guidance on how to build a mobile antenna for ...

[ Hits: 90298 | Votes: 80 | Rating: 5.12 ]

Home : Antennas : Multiband

6-Band Windom antenna - ON4AA ^updated ^pop
Theory and construction of a novel trapless center loaded off center fed cl ocf dipole ...

[ Hits: 50584 | Votes: 46 | Rating: 6.89 ]

Home : Antennas : Portable

A Portable Multi-Band Magnetic Loop Antenna - G4FON ^pop
Described here is a simple multi band magnetic loop antenna designed for 20 30 and ...

[ Hits: 34660 | Votes: 12 | Rating: 6.33 ]

Home : Antennas : Quad

Boomless quad antenna ^pop
VU2GX Girimajij article on boomless quad antennas

[ Hits: 35263 | Votes: 9 | Rating: 6 ]

Home : Antennas : Theory

Antenna basics ^pop
Basics by From Ian C. Purdie, VK2TIP

[ Hits: 39795 | Votes: 37 | Rating: 5.13 ]

Home : Antennas : Vertical

5/8 Wave Vertical Antenna Calculator ^pop
Design your own 5 8 wave vertical antenna A simple jscript calculator at Antenna Elmer ...

[ Hits: 27852 | Votes: 227 | Rating: 5.11 ]
7 MHz Vertical antenna - PY1BEK ^pop
7 MHz Vertical antenna for ham radio band of 40 meter text in spanish and ...

[ Hits: 34600 | Votes: 98 | Rating: 8.43 ]
80 and 40 Meters vertical antenna - EI7BA ^pop
This is a custom home made antenna based on concept of commercial HF antennas that ...

[ Hits: 38240 | Votes: 25 | Rating: 5.89 ]
9 band vertical HF antenna by RW3XA - RW3XA Serge ^pop
Simple vertical radiator with matching box No traps no tuner required for this multiband antenna ...

[ Hits: 38751 | Votes: 43 | Rating: 7.34 ]
A low cost fishing pole vertical antenna - G4AON ^pop
This antenna is based on a 10 Metre long fibreglass fishing pole

[ Hits: 25679 | Votes: 52 | Rating: 7.19 ]
Antenna for deed restricted lots - K7ZB ^pop
An effective 10 20m DX antenna for deed restricted lots The article by K7ZB introduces ...

[ Hits: 56295 | Votes: 13 | Rating: 6.46 ]

Home : Antennas : WiFi

2.4 Ghz double quad antenna ^pop
An easy to build compact antenna for wireless lan applications that offers a reasonable amount ...

[ Hits: 27911 | Votes: 83 | Rating: 5.17 ]
2.4GHz Cubic Quad Antenna - WIFI ^pop
The Cubic Quad antenna is a commonly homemade antenna in the range of about 150 ...

[ Hits: 37194 | Votes: 70 | Rating: 5.46 ]
2.4GHz Short Backfire Antenna ^pop
My short backfire antenna for 2.45ghz by carl rabe - g6nlc

[ Hits: 27220 | Votes: 27 | Rating: 6.07 ]
43.33 Km LOS with USB WiFi stick ^pop
Simple USB 802 11b WiFi adapter with original antenna used for this 27 miles long ...

[ Hits: 51135 | Votes: 103 | Rating: 5.64 ]
802.11b Homebrew WiFi Antenna Shootout ^pop
Guide to homebrew your wifi antenna using a tin can in this cases using a ...

[ Hits: 71701 | Votes: 62 | Rating: 6.59 ]
A 2.4 Ghz High gain antenna ^pop
Here is how to build a high gain antenna for 2 4 gHz wireless networks ...

[ Hits: 61435 | Votes: 91 | Rating: 5.53 ]

Home : Antennas : Wire

40m Short Antenna ^pop
GM4JMU shortened dipole for 40 meters band

[ Hits: 27705 | Votes: 32 | Rating: 5 ]

Home : Ham Radio : Band Plans

Amateur Radio Band Plan Layout - W1CGS ^pop
Free downloadable band plans layouts ready to print in pdf format by C Gustave Sandberg ...

[ Hits: 52958 | Votes: 156 | Rating: 7.16 ]

Home : Internet and Radio : Police Scanners

Baltimore City Live Police Scanner Radio Feed - Roy Wood ^pop
Listen to the Baltimore City Police Live Scanner Radio Feed.

[ Hits: 26372 | Votes: 111 | Rating: 6.68 ]
Boston ^pop
by Scanboston.com

[ Hits: 37678 | Votes: 137 | Rating: 5.52 ]

Home : Manufacturers : Antenna Masts and Mounts

ACOM - Acom ^pop
ACOM international manufacturer of HF power amplifiers HF Antennas Antenna tuners Switches and Crankup masts ...

[ Hits: 27298 | Votes: 18 | Rating: 6.89 ]

Home : Manufacturers : Antenna Switches

Ameritron - Ameritron ^pop
Manufacturer of amplifiers antenna switches antenna Tuners wattmeters and relay buffers amplifier accessories antennas and ...

[ Hits: 42446 | Votes: 24 | Rating: 6.5 ]

Home : Manufacturers : Wattmeters

Alpha Linear Amplifiers ^pop
RF Concepts manufacturer of Alpha Linear Amplifiers amateur radio RF power amplifiers commercial power amplifiers ...

[ Hits: 26431 | Votes: 21 | Rating: 7.8 ]

Home : Operating Aids : Beginner's Guides

Beginners Guide to Ham Radio ^pop
What is Amateur Radio ?. Things you can to do with amateur radio.

[ Hits: 27789 | Votes: 30 | Rating: 5.56 ]

Home : Operating Aids : Distance & Bearing

Amateur Radio Map ^pop
Create a Ham Radio Az Map on the fly, various dimension available

[ Hits: 29710 | Votes: 300 | Rating: 6.19 ]

Home : Operating Modes : Mobile : Bicycle

2 Meters Bicycle Antenna ^pop
2 Meter Antenna for Bicycle Mobile Operation

[ Hits: 41404 | Votes: 33 | Rating: 3.76 ]

Home : Operating Modes : WiFi : Long Range WiFi

14Km 802.11B link test - G7EYT ^pop
G7EYT Carl G6NLC and Neil M1NCD sucessfully completed a 14Km range check with 802 11B ...

[ Hits: 39846 | Votes: 46 | Rating: 5.35 ]

Home : Radio Scanning : Regional : Australia

Australian Radio Frequency Allocations ^pop
Large aurtralian radio frequency charts collection

[ Hits: 28581 | Votes: 78 | Rating: 5.12 ]

Home : Shopping and Services : Marine Radio

Atlantic Ham Radio Ltd. - Not applicable ^pop
Canada s premier amateur radio shortwave radio scanner CB marine and aircraft radio store A ...

[ Hits: 28084 | Votes: 39 | Rating: 5.88 ]

Home : Software : Antenna analysis

4NEC2 antenna modeler - Arie ^pop
4nec2 is a completely free Nec2 Nec4 and windows based tool for creating viewing optimizing ...

[ Hits: 30106 | Votes: 131 | Rating: 7.32 ]

Home : Software : APRS

APRS Point ^pop
APRSPoint is an implementation of the latest APRS standard with high quality map support With ...

[ Hits: 28172 | Votes: 27 | Rating: 4.59 ]

Home : Software : Legacy Systems : MS DOS

Antenna Maker ^pop
Antenna design program for Quads Yagis Inverted Vees J poles Trap Dipoles and more for ...

[ Hits: 80650 | Votes: 155 | Rating: 6.21 ]

Home : Software : Spectrum analyzers

Analyzer2000 ^pop
Superfast analyzer for audio and radio signals Examining radio signals is the original idea of ...

[ Hits: 106824 | Votes: 47 | Rating: 5.83 ]

Home : Technical Reference : Amplifiers

A low cost 600 watt ultra-linear amplifier ^pop
This compact little amplifier is the brain child of Pat Murdoch ZL1AXB in Auckland New ...

[ Hits: 32130 | Votes: 27 | Rating: 6.67 ]

Home : Technical Reference : Amplifiers : HF Amplifiers

1.5 to 30 Mhz RF Amplifier - Gerry King ^pop
This high range amplifier is very small SB200 size Vacuum variable input and output caps ...

[ Hits: 53859 | Votes: 43 | Rating: 3.82 ]
600 Watt HF Amplifier - K9GDT ^updated ^pop
Schematics plans by K9GDT and all infos to build a 600 Watt HF Amplifier The ...

[ Hits: 70397 | Votes: 128 | Rating: 4.49 ]

Home : Technical Reference : Audio

Audio spectrum analyzer - WD6CNF ^pop
Analyzes audio from 10 Hz to 20 kHz input from microphone or wave file Variable ...

[ Hits: 30296 | Votes: 54 | Rating: 3.82 ]
Audio Spectrum Analyzer - OscilloMeter - Oleg Ya. Shmelyoff ^pop
Audio Spectrum Analyzer for Real time FFT OscilloScope Frequency counter voltmeter noise and distortion meter ...

[ Hits: 89804 | Votes: 328 | Rating: 6.2 ]

Home : Technical Reference : Mic wiring

11 Most Popular MIC Wiring Diagrams - xoomer ^pop
11 most popular MIC wiring diagrams including AZDEN Alinco Icom Kenwood Yaesu Astatic Cobra Sadelta ...

[ Hits: 107897 | Votes: 193 | Rating: 5.46 ]
About Mic-wiring - IW5EDI ^pop
Kenwood Alinco and Icom amateur radio transceivers - Mic Wiring diagrams by pictures

[ Hits: 93825 | Votes: 17 | Rating: 6.28 ]

Pages: 1 2 3 4 [>>]

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