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G0KSC

8/17/2018

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Episode 211 - Justin Johnson - G0KSC

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Justin Johnson, G0KSC, tells his ham radio story and how it led to the founding of his company,  Innovantenna, and his approach to antenna designs, that maximize signal to noise, rather than gain, to produce amazing results. If you are re-considering your antenna system, then you will enjoy this QSO Today with G0KSC.
Show Notes
Transcript
Listen to Podcast

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QRP Labs QCX HF Transceiver Kit


Justin’s websites: 
  • Innovantenna
  • G0KSC 

Canvey Island, Essex, UK


Alicante, Spain


Everglades, Florida


PageOne Communications - UK Pager company


First License:
 G7BHF, June 88
Upgrade to UK A Class amateur radio license, G0KSC

Maximum Power in UK:
400 Watts
First Rig: 
  • Kenwood TS140S Transceiver
  • Butternut HS6V multiband vertical antenna

Current Rig:  

  • FlexRadio Systems FLEX-6700 Transceiver
  • FlexRadio Systems FLEX- 6500 Transceiver
  • Yaesu FT-847 UK version includes 4 meters

FT8 Mode on 4 meters
Amateur 4 Meter Band

Favorite Operating Modes: SSB and CW

Antennas: 
  • 43 foot vertical HF antenna for transmit
  • HF receive loop antenna with mast head preamp
  • Pixel Loop Antenna
  • Wellbrook loop antenna
  • MFJ Receive Loop
  • MFJ Remote Tuner with Bias T power inserter
  • Delta Loop HF Antenna
  • LFA Yagi - driven element is a full wave loop
  • Hex beam antenna
  • Magnetic loop HF antenna
  • Elevation and Azimuth plane antenna radiation lobe
  • OWL Yagi Antenna - optimized wideband low impedance
  • G0KSC VHF Quad antenna side mount
  • G0KSC Beam width versus boom length

YU7EF Website

Dubus Magazine


ARRL Antenna Book


Software:  
  • K6STI Yagi optimizer and Antenna Optimizer software 
  • Antenna Modeling Software: EZNec
  • NEC2 - calculation engine used by most antenna modeling software
  • NEC4.2 latest engine for antenna modeling, EZNecPro. 4
  • Feko antenna modeling
  • 4NEC2 - Larry Vawes 
  • K7MV - Yagi Stress Software

“A little knowledge is a dangerous thing”

Polycarbonate use in HF antenna design


Polypropylene antenna saddle clamp


Stauff Hydraulic Hose Clamp


Most excited by:  6 meters, SDRs and digital modes, SDR Radio , and low noise yagis

Advice to new or returning hams:  
Join forums about digital modes, try the weak signal modes, and buy a rig with a built-in PC interface for digital modes.

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LFA Loop By KA0KYZ
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Kenwood TS-140S HF Transceiver
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FlexRadio FLEX-6700 HF Transceiver
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