freq

freq

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• Parabolic Dish Ring Feed for 23cm
  
  A parabolic dish ring feed optimum resonance frequency of 1325MHz
  By DL4MEA - Votes: 4 | Rating: 2.25

• Center-Fed Wire Dipole Antenna Tuning Calculator
  
  Ever need a way to estimate the amount of wire to add to or remove ...
  By NC4FB - Votes: 7 | Rating: 2.86

• The Short Dipole Using Coils
  
  A very popular method of making a short dipoles resonate at a given frequency This ...

• Spiral Antenna Theory
  
  Spiral antenna belong to the class of frequency independent antennas Antennas with a very large ...
  Votes: 1 | Rating: 8

• HF Beacon DL3RTL/b
  
  HF propagation beacon and amateur standard frequency service DL3RTL/b on 28.273,00 kcs
  By Daniel - Votes: 3 | Rating: 9.67

• UK Band Plan
  
  RSGB Bandplans largely based on those agreed at IARU Region 1 General Conferences with some ...
  Votes: 3 | Rating: 4

• Low-frequency radio time signals
  
  Several national physics laboratories operate radio transmitters that broadcast a time code signal.

• JT65-HF Project by W6CQZ
  
  W6CQZ JT65 HF project on sourceforge the Amateur Radio software for reception transmission of JT65A ...
  By W6CQZ - Votes: 1 | Rating: 6

• Longwave DXing
  
  Longwave refers to all frequencies below the lower end of the AM broadcasting band at ...

• IC 706 Frequency Calibration
  
  Icom 706MkIIG - Frequency Calibration
  Votes: 2 | Rating: 4.5

• Amateur Radio Kits
  
  BITX ver 3 kits frequency counters SDR PCB spare parts and relate ham radio accessories ...
  By Sunil Lakhani - Votes: 2 | Rating: 1.5

• ScopeDSP
  
  ScopeDSP analyzes sampled data signals in the time and frequency domains It can generate read ...
  By Grant Griffin - Votes: 1 | Rating: 1

• Single-layer Coil Inductance and Q Calculator
  
  This calculator ask as input diameter lenght turn and frequencu and will return L and ...
  Votes: 3 | Rating: 7.33

• About Cavity Filters
  
  Cavity filters are tipically circuitry behind a duplexer that allow only certain frequencies to pass ...
  Votes: 3 | Rating: 5.33

• RF Sampler
  
  This circuit will let you look at the signal and frequency output of your transceiver ...
  Votes: 1 | Rating: 10

• RF Radio Frequency Signal Generator
  
  Essentials or basics of RF signal generators or microwave signal generators their facilities capabilities and ...
  By Ian Poole - Votes: 1 | Rating: 8

• SDR Sharp Guide
  
  Working with SDR#, adjusting frequency correction and basic setup.
  Votes: 10 | Rating: 6.7

• RF Probe for HF
  
  A RF Probe circuit for the RADIO frequency experimenter to check the presence of a ...
• RF Probs and Watt meter
  
  This RF probe can be used at High Frequency HF or Ultra High Frequency UHF ...
  Votes: 1 | Rating: 10

• Analog HF Antenna Analyser
  
  A simple antenna analyser for the HF spectrum with a built in signal generator with ...

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