trap

123 links - and 1 categories

40-80 Coax Trap Dipole - I6IBE
Full article on how to build a home made wire dipole antenna for 40 and ...

[ Hits: 268 | Votes: 3 | Rating: 9.33 ]

40m 2 elements HQ Traps Yagi - ta7om
The longest element has a total length of 14m and has a boom length of ...

[ Hits: 174 | Votes: 1 | Rating: 8 ]

Top Loaded Vertical Antenna for 80 Meters Band - DJ9RB
Top Loaded Vertical Antenna 3 5 MHz 80m and a 14 MHz Trap for the ...

[ Hits: 268 | Votes: 0 | Rating: 0 ]
An Antenna for 75 and 80 Meters Band - K9LA
A trap antenna dipole covering two differen bands made reusing an old 160 80m inverted ...

[ Hits: 322 | Votes: 0 | Rating: 0 ]

Trapped Dipole Antenna for 20-30-40m - CT1DBS
An 20 30 40 meters trapped dipole antenna plan for sota and portable operations ...

[ Hits: 269 | Votes: 1 | Rating: 10 ]
160-80-40 Metre Trapped V-Dipole - VK4ADC
A Trapped dipole inverted V antenna for lower HF Bands Construction details are for temporary ...

[ Hits: 110 | Votes: 0 | Rating: 0 ]
Make your own 40/80 Dipole - WA6ESC
Make your own dipole for 40 and 80 meters band assembling standard product parts like ...

[ Hits: 126 | Votes: 0 | Rating: 0 ]

Trapped five band EFHW SOTA antenna - VK3IL
A trapped multi band end-fed-half-wave antenna for 40/30/20/17/15m.

[ Hits: 424 | Votes: 1 | Rating: 10 ]

Coax Notch Traps - Attenuating adjacent bands - AC0C
Targeted Attenuation for Adjacent Bands Filtering is needed between the two rigs to prevent physical ...

[ Hits: 134 | Votes: 0 | Rating: 0 ]

Multiband trap dipole - DJ9RB
This antenna is a classical antenna working on 7 10 14 18 50 MHz is ...

[ Hits: 271 | Votes: 0 | Rating: 0 ]

Low Cost Antenna Traps - VK4ADC
How to home made antenna traps with material you can easily find and how to ...

[ Hits: 470 | Votes: 5 | Rating: 6 ]
Tuning Antenna Traps - VK4ADC
The problem with making your own trapped HF antennas is usually getting the coaxial traps ...

[ Hits: 276 | Votes: 2 | Rating: 6.5 ]
Constructing and Using Chokes - AE6TY
Using Chokes and Traps: how to make them, how they work.

[ Hits: 392 | Votes: 0 | Rating: 0 ]
RF Trap Resonant Frequency - VK1AD
RF traps for a lightweight 40 30 20 17 15m inverted V dipole antenna for ...

[ Hits: 199 | Votes: 0 | Rating: 0 ]
Optimizing Coax-Cable Traps - N4UU
A document that will guide you on Coaxial Cable trap optimization process to gain on ...

[ Hits: 168 | Votes: 0 | Rating: 0 ]

Trapped vertical Antenna - F5ZV
This antenna is an omnidirectional and multiband and it is well suited for DX enthusiasts ...

[ Hits: 358 | Votes: 7 | Rating: 2.71 ]
20-30m Vertical Antenna - F6GLZ
Homebrew project for a vertical antenna with a coaxial cable trap that works on 20 ...

[ Hits: 73 | Votes: 0 | Rating: 0 ]

W3DZZ Multiband Antenna - I6IBE
An easy to build and extremely high performance antenna works perfectly on all HF bands ...

[ Hits: 465 | Votes: 3 | Rating: 7.67 ]

miniVNA PRO Installation Notes - buildthings
Notes on installing the miniVNA PRO software making a calibration standard a trap tuning loop ...

[ Hits: 172 | Votes: 0 | Rating: 0 ]

Enhancing Frontend Performance with Optimized Band Pass Filters - PA3AKE
This article explores the nuanced design challenges of Band Pass Filters BPF in radio receivers ...

[ Hits: 82 | Votes: 0 | Rating: 0 ]