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Amateur Radio
Brian K1LI's user avatar
Brian K1LI's user avatar
Brian K1LI's user avatar
Brian K1LI
  • Member for 8 years, 10 months
  • Last seen more than a month ago
  • USA
Profile Activity

251 Answers

Score Activity Newest
14 votes

Why do we not use AM and FM at the same time to transmit more information?

13 votes
Accepted

Are there any antenna that can create disk like lobes?

11 votes

Is this strange Morse signal type common?

11 votes

Dominant speeds of Morse Communications

11 votes

What is the decimal in Morse Code?

10 votes
Accepted

Does an antenna tuner remove standing waves from a transmission line?

10 votes
Accepted

Why is the band scope called panadapter?

9 votes
Accepted

Will electrically joined dipoles of different lengths, at right angles, behave as a multiband antenna?

9 votes
Accepted

Does a parabolic reflector dish change circular polarity?

8 votes
Accepted

SSB Generation. 4th method?

8 votes
Accepted

Can ferrite beads lower coax cable velocity factor?

7 votes

Dipole antenna radiation field equation

7 votes

Is Morse code a digital, binary mode?

6 votes

Will I get cleaner keying by keying the oscillator, or interrupting the amplifier B+?

6 votes
Accepted

Loop antenna layout and radiation?

6 votes

Is Field Day a contest?

6 votes
Accepted

FM radio demodulator IC usage

6 votes

Can half of a directional antenna (Yagi-Uda, HB9CV) be replaced by a ground plane?

6 votes

What limits a PIN diode or varicap from being used in a "Software Defined [Radio] Filter"?

5 votes

Why is my diplexer such a spectacular failure?

5 votes
Accepted

Modelling a "fan dipole" or "fan inverted vee" using EZNEC - unexpected result

5 votes

Yagi Antenna - Elements Length

5 votes
Accepted

Why is QRN so bad on the low HF and MF bands?

5 votes
Accepted

Combining/splitting three different RF signals

5 votes

Why are there so many coaxial cable impedances?

5 votes

Is it practical to use a slug-tuned variable inductor in an antenna matcher (aka "antenna tuner")?

5 votes

Is it practical to use a slug-tuned variable inductor in an antenna matcher (aka "antenna tuner")?

5 votes

Beamwidth of omni-directional antenna with gain

5 votes
Accepted

How do amateur satellites stay consistently in the amateur-sat bands acoss the globe?

5 votes

Tweak antenna resonant frequency higher

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