[arm-allstar] UHF vs. VHF which is better for a node

Dave Petrie wa2kjc at gmail.com
Wed Feb 28 08:18:52 EST 2024


and the UHF repeater duplexer is around $100 for a 50w mobile duplexer
not that you need 50 watts but you can use a non protected shared frequency
good for a few miles running less than 15 watts
i have been running one for close to 5 years with no problem or interference
Dave

On Wed, Feb 28, 2024 at 7:12 AM David McGough via ARM-allstar <
arm-allstar at hamvoip.org> wrote:

>
> For a personal hotspot or backyard node/repeater, I'd say with rare
> exception that UHF is preferred over VHF.  The main reason is that noise
> is typically much lower on UHF....This includes various man-made sources,
> including LED lights, switching power supplies, Solar farms, computers, DSL
> Internet, etc., etc.  The local VHF noise floor can be awful, these days.
> UHF is almost always much quieter.
>
> 73, David K4FXC
>
>
> On Tue, 27 Feb 2024, Chris via ARM-allstar wrote:
>
> > There is more room on 70 CM, antennas are shorter, and signals penetrate
> buildings and other obstructions better as well.
> >
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