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Ham Radio . Magnum Experimentum

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

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  • Radio Shorthand
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    • Lab Shootouts
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3/4

Anything about the NMO mount and more specifically the larger 3/4 inch hole version.

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

Laird NMO Mobile Antenna Mounts

May 11, 2019October 15, 2010
NMO Mobile Mount Test Plate

Two NMO through-hole antenna mount parts, the Laird MBO and MABO, were prototyped to help down select the choice of 3/8″ or 3/4″ hole. The opinions of engineers, machinists and others were obtained.

Categories Antennas Tags 3/4, 3/8, Laird, MABO, MBO, mobile, NMO

NMO Mobile Antenna Mount Options

May 11, 2019August 29, 2010

It’s time to replace my mag mount antenna and go “through hole” with my Mobile Antenna. NMO seems to be the way to go. Reviewed are some candidates from brand name to no name.

Categories Antennas Tags 3/4, 3/8, Laird, mobile, Motorola, NMO

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