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  • From the archive: More field day antics running FT-1000MP and the Acom
  • From the archive: Two radios on the cheap
  • From the archive: This is actually three separate dipoles connected to one feepoint
  • From the archive: 15m and 10m fan dipole arrangement test
  • From the archive: Callum (M0MCX) running (years ago!)
  • From the archive: Single vertical with rainbow (SSB Field Day 2013)
  • From the archive: Too much RF for the wrong frequency (4:1 balun, 400w 160m)
  • From the archive: Scaffold tilt-over tower arrangement
  • From the archive: A3S on top of 3-section aluminium scaffold tubes experiement
  • From the archive: 3 element 40m array aiming USA for 6db extra gain (over vertical)
  • From the archive: A3S Tribander (bottom), 40m 2-ele and 80m dipoles
  • From the archive: Three antennas, left to right: 70cms, 2m and 6m, all at 10m AGL
  • From the archive: VHF Field Day 2008 M0XXT
  • From the archive: Old prototypes
  • From the archive: "Taylor Made" keypad for TS-990s
  • From the archive: Aircell 7 PL259 connector
  • From the archive: Kenwood TS-990s
  • From the archive: Typical stream-lined field day arrangement
  • From the archive: Kenwood TS-990s at M0MCX shack
  • From the archive: I've had a "mohawk" since 2007 :)
  • From the archive: Obligatory evening shot of a three element 40m array
  • From the archive: TS-2000 remote controller in my Merc
  • From the archive: How we got confused CQWPX 2008!

  

Dual-Banding your 40m vertical for 15m. Good idea? Ham Radio Antennas

I’ve discussed this before. 40m band quarter-wave does resonate on 15m.

But is it worth it?

You bet.

See also:

    - Multi-banding 10m long 1/4 wave 40m vertical antenna for 15m band

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← How to build an Inverted L for the low-bands (40m, 80m and 160m) How good is a G5RV and how do they work? Ham Radio Antennas. →

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Now Shipping to UK EU Canada USA and AUS (ZL by arrangement)

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Library

  • DX Commander Short-Spike for ground stability – 3D Printing
  • 3.780 Lock Down Net Mon-Fri Daily
  • Phasing Harness Calulator for 71 and 84 degrees
  • Modelling a 2-element Delta Loop for 40m
  • How big is the DX Commander box?
  • DX Commander Lite Youtube Playlist
  • Simple Spreadsheet Contest Logger
  • Camdesk 1.2.1 Download
  • 1:1 Baluns. Myths, Facts and Fiction. How to build Ugly Baluns, Air Wound or Ferrite Chokes?
  • What is NVIS and why do you need a special aerial?
  • Fan Dipoles for Ham Radio Made Easy Overview How To
  • 40m Vertical Antenna – Phased Array or Vertical Yagi? Achieving MASSIVE gain on low bands
  • Best First Amateur Ham Radio HF Antenna for New Operators
  • My first Ham Radio HF Rig. How do I decide?
  • How to Live Stream your Ham Radio Club Station or Home Shack for Special Events and Contests
  • How to cause massive Ham Radio QRM with your ALC in Digi Modes
  • Fix local QRM & QRN in your home Amateur Radio Station in 10 minutes
  • How to Connect XLR 3 pin connector to your 8-Pin Radio
  • Ham Radio Antennas – Verticals or Dipoles – so what’s best?
  • Electrovoice RE20 unboxing ultimate ESSB microphone for ham radio
  • Heil Sound Ham Radio Pro 7 Headset Review
  • How to build a monoband HF Vertical Quarter Wave Ham Radio Antenna
  • Is a Dipole better than a Cobweb Antenna? Ham Radio Aerials.
  • How good is a G5RV and how do they work? Ham Radio Antennas.
  • Dual-Banding your 40m vertical for 15m. Good idea? Ham Radio Antennas
  • How to build an Inverted L for the low-bands (40m, 80m and 160m)
  • How to make a quarter-wave vertical mono-bander
  • How high should my dipole be?
  • What is the report for the IOTA contest
  • Quarter Wave -vs- 5/8ths Wave Vertical
  • 4-Element Home-Brew Folded Dipole Yagi Dimensions
  • Quick SWR Calculator for Vertical and Dipole Ham Radio Antennas
  • TOKYO HY-POWER HL-700B 600 Watt Amplifier purchase
  • Adding 80m to DX Commander All Band Vertical (9-bands 80m through 6m)
  • DX Commander Contest Antenna achieves top placed UK IOTA Station
  • Software Modelling your Vertical antenna ground radials with MMANA
  • DX Commander now shipping to USA / Canada / Aus
  • Vertical Antenna – How many Ground Mounted Radials Do I Need
  • M0MCX Banana Antenna – an end-fed choke sleeve resonant feedline T2LT antenna design
  • 20m band End-Fed Choked Coax Dipoles (T2LT)
  • 75 ohm to 50 ohm transmission line matching coax stub
  • JT65 UK Band Plan and how to stay within
  • 40m compact fan dipole for 40, 30 and 20m bands
  • Introduction to the 60m Band Plan (5 MHz)
  • 5.137 MHz 60m AM transmission test
  • DX Commander pre-production testing all-band vertical
  • Compact half-square for 40m band
  • Bidirectional switchable 40m wire yagi
  • How to use dual coax feeders as ladder line
  • Working 15m band on a 40m vertical antenna

Who is Callum M0MCX?

Callum lives near Solihull with his wife (Wendy) and two children. He owns an IT Recruitment Agency and is part owner of a web business.

Ham Radio Inspiration

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atmospheric_shot-900
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n60-with-doublet
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VPA Built and running at holiday home
Guy plate assembly

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