The system I put up was SEA equipment, so it eventually did solidify into a product. The mobiles would easily talk 70 to 100 miles and the portables would talk about half that. AM Single Side Band, good for the distance, bad for anything that needed to be free from interference within about 200 feet.
On Thu, Oct 26, 2017 at 9:32 AM Gino A. Villarini <[email protected]> wrote: > Back in late 80’s my father won a FCC lottery for this band… no equipment > was available ( IIRC Sea Communications had some vaporware) ..so he never > deployed… returned the license to the FCC . > > From: Af <[email protected]> on behalf of Chuck McCown <[email protected] > > > Reply-To: "[email protected]" <[email protected]> > Date: Thursday, October 26, 2017 at 10:25 AM > To: "[email protected]" <[email protected]> > > Subject: Re: [AFMUG] 217-222MHz observation... > > > > *Gino A. Villarini* > President > Metro Office Park #18 Suite 304 Guaynabo, Puerto Rico 00968 > > I know that the hams that had 1.25 meter radios claimed it was best of all > VHF frequencies. I never had a rig for that band. > > *From:* Lewis Bergman > *Sent:* Thursday, October 26, 2017 6:11 AM > *To:* [email protected] > *Subject:* Re: [AFMUG] 217-222MHz observation... > > I had a single side band 220MHz system in Austin ages ago. That thing > would talk forever. To bad it got into everything from the phones to > computer screens. It was difficult to get enough separation. I do remember > being cars behind a guy with his bright shiny new red Corvette convertible > at a red light when I discovered that my PTT initiated his alarm system to > go crazy. That was a fun few minutes. > > On Wed, Oct 25, 2017 at 10:51 PM CBB - Jay Fuller < > [email protected]> wrote: > >> >> Great suggestion ! What uses 220 mhz now ? >> >> Sent from my Verizon 4G LTE Smartphone >> >> ----- Reply message ----- >> From: "Jaime Solorza" <[email protected]> >> To: "Animal Farm" <[email protected]> >> Subject: [AFMUG] 217-222MHz observation... >> Date: Wed, Oct 25, 2017 9:04 PM >> >> Cambium had a webinar on 220MHz showcasing their new licensed SCADA line >> of radios (220, 400, 700 and 900MHz) for utilities, ITS, rail, etc. >> applications. Noticed some electric companies are starting to use 220 MHz >> for meters....might help some of you guys to research this and present to >> your utilities which are trashing your 900MHz. Just an idea. >> >
