power antenna

146 links

BalUn for Delta-loop & Quad-loop antennas - hfkits
This Guide helps you to build the 1 2 BalUn 600 Watts DIY kit step ...

[ Hits: 286 | Votes: 1 | Rating: 9 ]
Portable Base Matching Unit for 42 to 48 Foot Verticals - KD6RF
Medium power BMU Base Matching Unit intended for 42 foot to 48 foot vertical sloper ...

[ Hits: 83 | Votes: 1 | Rating: 1 ]

End Fed Antenna for WARC Bands - PA3DWC
I used a FT 240 43 for much more power not needed but beter safe ...

[ Hits: 189 | Votes: 1 | Rating: 3 ]
TEFV Terminated End Fed Vee Antenna - VU3DXR
The Terminated End Fed Vee Antenna TEFV is a travelling wave antenna with constant current ...

[ Hits: 190 | Votes: 2 | Rating: 6.5 ]

40m QRO End Fed Half Wave Antenna Coupler - AA5TB
A medium power End Fed Half Wave Antenna coupler specifically tuned to the QRP frequency ...

[ Hits: 105 | Votes: 0 | Rating: 0 ]

ARRL - About Feed Lines - ARRL
The feed line also called the transmission line is the RF power conduit between your ...

[ Hits: 88 | Votes: 2 | Rating: 6.5 ]

Some secrets of Common Mode Chokes revealed - pa0nhc
This is a small collection of K9YC info and my experiences Problems by feed lines ...

[ Hits: 175 | Votes: 1 | Rating: 10 ]
RF Choke with Bifilar Windings - rjbono
This article presents an RF Choke featuring an 11 bifilar turn winding of 14 house ...

[ Hits: 87 | Votes: 0 | Rating: 0 ]

A QRP Transmatch ATU - DL1GSJ
A home made Antenna Tuner made with a simple inductor and a few spare parts ...

[ Hits: 205 | Votes: 0 | Rating: 0 ]
How does an antenna tuner work ? - KI4PSR
Collection of several topics on antenna tuners and their performance Why use an antenna tuner ...

[ Hits: 188 | Votes: 0 | Rating: 0 ]
Portable T-Match ATU - vk1nam
Homebrew Portable T Match ATU VK1AD Portable T Match Antenna Tuner ATU mounted in a ...

[ Hits: 104 | Votes: 1 | Rating: 8 ]

Setting Up Your HF Station - K8ZT
From buying an amateur radio transceiver choosing the correct power supply selecting the antenna and ...

[ Hits: 189 | Votes: 2 | Rating: 8.5 ]

Portable Operating Tips for Ham Radios - H. Ward Silver
This article is from the book Ham Radio For Dummies and features some tips for ...

[ Hits: 79 | Votes: 1 | Rating: 10 ]

Power and VSWR Indication on the FT-817 - KA7OEI
Reflected power and VSWR Metering on Yaesu FT 817 and proper interpretation of real values ...

[ Hits: 148 | Votes: 0 | Rating: 0 ]

Midway Electronics - Midway Electronics
Midway Electronics supplies the area with electronic components wire cables amateur radio transceivers QRP kits ...

[ Hits: 216 | Votes: 2 | Rating: 3 ]

Amateur radio 3D models - makexyz
3D printer models for Ham Radio accessories and parts like Crank knobs antenna insulators powerpole ...

[ Hits: 299 | Votes: 2 | Rating: 5 ]

Smart SO2R Antenna Switcher: A DIY Solution - KK7S
In pursuit of enhanced station efficiency the author describes crafting an Arduino based smart antenna ...

[ Hits: 157 | Votes: 0 | Rating: 0 ]

RF Exposure Calculator - K7LWH
To use the RF Exposure Calculator fill in the form with your operating power antenna ...

[ Hits: 102 | Votes: 0 | Rating: 0 ]

A Simple Field Strength Meter - ve7sar
Mad your own simple FS meter It is the simplest thing to make and is ...

[ Hits: 160 | Votes: 0 | Rating: 0 ]

Transverter for 50 70 28 MHz - YO4HFU
This multiband transverter project features power output at 13 8V 50MHz 15W 70MHz 10W second ...

[ Hits: 154 | Votes: 1 | Rating: 10 ]