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3 votes
1 answer
108 views

How do you make a HF contact?

2 votes
1 answer
77 views

Measuring Power - Attenuators and 50 Ohm Termination

2 votes
1 answer
114 views

Why are there weird sounds in radio?

11 votes
4 answers
3k views

Is "low loss" cable required for HF?

31 votes
2 answers
97k views

Which HF bands are best during the day and which are better at night?

3 votes
1 answer
89 views

Low power indicated on tuner

1 vote
3 answers
159 views

RFI makes 10m almost unusable

7 votes
3 answers
3k views

How to determine frequency and launch angle given a target skip distance?

6 votes
3 answers
628 views

Does an End-Fed Antenna need to be straight?

2 votes
4 answers
318 views

Why are VHF radios so much cheaper than HF ones?

3 votes
1 answer
122 views

Calling in to a contest

7 votes
3 answers
712 views

Long range communication with just 1W of power?

2 votes
2 answers
632 views

Hi SWR with End Fed HF Wire 9:1 UNUN

2 votes
1 answer
409 views

Icom 7300 low frequency broad-spectrum noise

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