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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

3 votes
5 answers
11k views

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

0 votes
3 answers
48 views

SMA Connector Impedance

2 votes
1 answer
187 views

High electrical noise only when coax shield is connected

3 votes
2 answers
81 views

Antenna reciprocity how does an antenna increase receiving range?

2 votes
1 answer
48 views

Do I need an antenna tuner for new mobile antenna

4 votes
1 answer
67 views

Using old vehicle through glass cell antenna

1 vote
1 answer
63 views

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

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?

4 votes
2 answers
103 views

does the shape of an antenna ground plane matter?

19 votes
5 answers
15k views

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

2 votes
2 answers
1k views

What is pinout for headphone FM radio antenna?

5 votes
4 answers
436 views

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

0 votes
2 answers
64 views

NooElec for Startup HF Communication

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