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hotpaw2
  • Member for 10 years, 5 months
  • Last seen this week
20 votes
4 answers
16k views

What is the peak voltage at the tips of a dipole antenna?

19 votes
6 answers
35k views

Using a Morse code key with a computer?

13 votes
3 answers
14k views

Bandwidth of a CW signal?

12 votes
4 answers
6k views

Capacitive hats on wire dipoles?

12 votes
1 answer
3k views

What is a "roofing filter"?

10 votes
4 answers
11k views

Operating proceedures: testing an HT against a repeater?

10 votes
1 answer
411 views

Why do SDR control apps have two frequency settings?

10 votes
5 answers
6k views

Audio frequency used for Morse code in licensing exams?

10 votes
3 answers
7k views

What is the record for the highest non-automated over-the-air CW WPM speed?

10 votes
2 answers
913 views

Scoring quality of Morse Code "fist"?

10 votes
1 answer
2k views

How does a "chip antenna" work?

10 votes
4 answers
7k views

Remote SDR on the internet other than WebSDR?

9 votes
1 answer
5k views

How does a slot antenna work?

9 votes
1 answer
2k views

How does SDR demodulation differ between wideband and narrowband FM?

9 votes
4 answers
2k views

How many new amateur operators can currently use CW?

9 votes
2 answers
2k views

What are some ways to ground a transmitter+antenna in an enclosed attic?

9 votes
1 answer
150 views

overhead power-line safety

9 votes
2 answers
879 views

IQ imbalance after quadrature mixing

9 votes
5 answers
5k views

Wire antenna slightly too long

9 votes
1 answer
1k views

Calculating the signal-to-noise ratio for CW (Morse Code) signals?

8 votes
1 answer
317 views

PL tone removal?

8 votes
4 answers
870 views

Required SSB sideband and carrier suppression?

8 votes
3 answers
8k views

What is a panadapter?

8 votes
1 answer
71 views

Testing a possible grounding point?

8 votes
6 answers
11k views

International characters in Morse Code?

7 votes
1 answer
914 views

Coherent CW synchronization?

7 votes
1 answer
413 views

Regenerative receiver interference?

7 votes
2 answers
3k views

Configuring an SDR for CW?

7 votes
1 answer
616 views

Super-low-tech VHF low-pass filter construction?

7 votes
2 answers
6k views

Morse Code meta-command sequences?

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