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Ham Radio . Magnum Experimentum

Antennas, experiments, engineering and other articles of interest to radio folks.

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  • Home
  • Radio Shorthand
    • Morse Abbreviations
    • Morse Code
    • Phonetic Alphabet
    • Q Signals
    • RST Signal Report
  • Tech Talk
    • Antenna Gain
    • Antenna Counterpoise
    • Digital
    • Logging Software
  • Amateur Radio, Why?
  • About
    • Privacy Policy
    • Terms and Conditions
    • Request Account
    • Contact
    • Sitemap
    • Advertise
  • Subjects
    • Activities
    • Antennas
    • contesting
    • Connectors
    • Digital Modes
    • EmComm
    • Installations
    • interfaces
    • Introspection
    • Lab Shootouts
    • Miscellaneous
    • mobile
    • NEC Shootouts
    • News
    • Operating Tips
    • power supply
    • Accessories
    • Promoting
    • Propagation
    • Public Service
    • Radios
    • Repair
    • Reviews
    • Safety
    • Software
    • station
    • Test Gear
    • Tomfoolery
    • Whackers

Subaru

Roof-racking VHF antennas on SUV

January 1, 2021April 7, 2020

Thule roof rails increased my VHF antenna mounting options on my Subaru Forester.

Categories Antennas Tags 2m, 6m, 70cm, Aluminum, Diamond, Forester, measurement, Subaru, Thule, VHF

When antenna tilt matters

June 4, 2018June 3, 2018
Front view of UHF antenna patterns at various side to side tiles of the radiator.

We test a popular VHF/UHF dual band antenna at various angles to reveal antenna tilt on a vehicle matters only in certain circumstances.

Categories Antennas Tags 2m, 440, 70cm, Diamond, Forester, K515, measurement, NR770HBNMO, Subaru

Diamond NR770HBNMO vs. Comet M-24M

February 18, 2020May 10, 2018

The Diamond Antenna NR770HBNMO paired with their K515S insulated luggage rack mount provides measurable and observable upgrade for my 2015 Subaru Forester 2m/440 mobile.

Categories Antennas Tags 2m, 440, 70cm, Comet, Diamond, EFHW, end-fed, Forester, K515, M-24M, measurement, mobile, NR770HBNMO, roof rack, Subaru, UHF, VHF

KX4O/P VQP 2015 Expedition from MPX

April 28, 2015April 27, 2015
KX4O/P VQP MPX Portable Operation

Operating QRP portable from the back of a Subaru during activation of the rare VQP city of Manassas Park (MPX).

Categories Activities Tags Elecraft, Forster, KX3, Manassas Park, MPX, portable, PX3, QRP, Subaru, VAQP

Extreme NMO – Subaru, Silver and the 60″ Whip

May 22, 2018March 12, 2012
Daughter asks for 3rd time if Mom knows I'm drilling a hole in the car.

A reinforced Subaru through-hole NMO installation using silver epoxy and a metal plate stiffener accommodates the 62 inch Diamond SG7900A dual-band mobile antenna.

Categories mobile Tags 2m, 3/4, 70cm, Diamond, epoxy, NMO, silver, Subaru, UHF, VHF, whip

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Topics & Keywords

2m 6m 10m 15m 20m 40m 43 foot 70cm 80m AHVD APRS Baluns battery BigIR copper Diamond dipole DX-Eng. EFHW Elecraft end-fed EZNEC Field Day Golden Packet hexbeam J-Pole Kenwood kj4faj KX3 kx4o measurement mobile NEC NMO NVIS packet PL259 QRP sdr Simulation SteppIR UHF vertical dipole verticals VHF

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