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2 votes
4 answers
587 views

I'm looking for an effective beam antenna for both 20 meters and 10 meters

David Hoelzer♦
  • 789
3 votes
5 answers
11k views

If i connect two antennas to one radio using a t connector will it work?

marsilt
  • 1
0 votes
3 answers
48 views

SMA Connector Impedance

natevw - AF7TB
  • 6,209
2 votes
1 answer
187 views

High electrical noise only when coax shield is connected

Shane
  • 1
3 votes
2 answers
81 views

Antenna reciprocity how does an antenna increase receiving range?

Marcus Müller
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2 votes
1 answer
48 views

Do I need an antenna tuner for new mobile antenna

Kevin Reid AG6YO♦
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4 votes
1 answer
67 views

Using old vehicle through glass cell antenna

TSG
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1 vote
1 answer
63 views

Can an antenna be affected if mounted to a bull bar?

CommunityBot
  • 1
1 vote
3 answers
1k views

What is the best type of feedline for a base UHF VHF ground plane antenna with a distance of around 50-75 feet of coax?

Mike
  • 121
4 votes
2 answers
103 views

does the shape of an antenna ground plane matter?

chicks
  • 147
19 votes
5 answers
15k views

Why do folded dipoles have greater bandwidth than ordinary resonant dipoles?

on4aa
  • 1,277
2 votes
2 answers
1k views

What is pinout for headphone FM radio antenna?

Allen R
  • 1
5 votes
4 answers
436 views

How can I inject an oscillator output into the RF input to my radio?

tomnexus
  • 8,340
0 votes
2 answers
64 views

NooElec for Startup HF Communication

Tim Seed
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