loss

107 links - and 1 categories

80m Vertical Antenna with Folded CounterPoise - DL0WH
A very efficient 80 meter Counterpoise antenna designed to reduce ground losses from inadequate radial ...

[ Hits: 1093 | Votes: 2 | Rating: 7 ]

All About Ham Radio ladder-line
ladder line is great extremely low loss even at high SWR However many hams refuse ...

[ Hits: 625 | Votes: 2 | Rating: 5 ]
Antenna feed impedance
Article on antenna feed impedance and the importance of matching RF andtennas to feeders including ...

[ Hits: 431 | Votes: 1 | Rating: 10 ]
Line Loss Calculator - CO8TW
Types of coax cable with rf attenuator calculator line loss calculator form includes an antenna ...

[ Hits: 879 | Votes: 3 | Rating: 6.67 ]

Wet Ladderline
Article that try to answer to questions that arises about losses in the ladderline and ...

[ Hits: 325 | Votes: 0 | Rating: 0 ]

Ground Loss and Vertical Antennas
How manage and quantify ground loss in vertically-polarized antennas by VE3VN

[ Hits: 597 | Votes: 0 | Rating: 0 ]
SWR - Power loss calculation
How is your SWR determine the power loss to expect for a given SWR includes ...

[ Hits: 434 | Votes: 3 | Rating: 7.67 ]

T Match efficiency estimator
This calculator estimates the efficiency of a T match tuner using a simple loss model ...

[ Hits: 583 | Votes: 1 | Rating: 4 ]

Low loss Wire Traps
Tips to homebrew your own HF traps using aluminium wire and doorknob capacitor

[ Hits: 1287 | Votes: 1 | Rating: 9 ]

A Homebrew Z-Match Transmatch - WB3GCK
A home made antenna tuner based on the W6JJZ basic concept that atches balanced loads ...

[ Hits: 1101 | Votes: 0 | Rating: 0 ]

TelExpress - TelExpress
TelExpress sells RF low loss coax cable connectors custom cable assemblies and compete fiber solutions ...

[ Hits: 205 | Votes: 0 | Rating: 0 ]

Atmosphere Loss Calculator
Calculate atmosphere absorption attenuation, an EME tool by WK3UM

[ Hits: 398 | Votes: 1 | Rating: 3 ]

RF Attenuator Calculator - Chemandy Electronics
This is an on line rf attenuator calculator provided free in order to promote the ...

[ Hits: 471 | Votes: 4 | Rating: 5.25 ]

Understanding Coaxial Cable Terms - coaxicom
A technical article that want to explain Coaxial Cable terms specifications and applications A glossary ...

[ Hits: 345 | Votes: 2 | Rating: 8.5 ]
UHF Connector Performances - John Huggins
A deep analysis of UHF connectors performance tests including return Loss of UHF Connectors Mismatch ...

[ Hits: 290 | Votes: 1 | Rating: 8 ]
Effects of Insertion Loss On Transmitted Power - WA6ILQ
But it is only a couple of dB The Effect Of Insertion Loss On Transmitted ...

[ Hits: 249 | Votes: 0 | Rating: 0 ]

RF Cable Testing - rfcables
The cable testing approaches discussed in this article gives an idea about the electrical characteristics ...

[ Hits: 452 | Votes: 2 | Rating: 4 ]

Glossary of Terms for Crystals
Common terms used referring to crystals

[ Hits: 250 | Votes: 0 | Rating: 0 ]

Bandpass Filters for Portable Usage
These are QRP rated 3 Pole Butterworth filters based on a design by K4VX feature ...

[ Hits: 535 | Votes: 0 | Rating: 0 ]
50 MHz Terminating Low Pass Filter
This low pass filter terminates all harmonics from the 2nd to above the 10th harmonic ...

[ Hits: 541 | Votes: 0 | Rating: 0 ]