[aprssig] Interesting

[Scott Miller]

The Radiometrix HX1 has been in use in trackers for at least a decade, I 
think - if I recall correctly it's what the original MicroTrak from 
Byonics used, isn't it?

Scott
N1VG

On 6/1/2018 11:04 AM, Greg Clark wrote:
> $50, wow!
>
> On Fri, Jun 1, 2018 at 10:44 AM, david vanhorn <kc6ete at gmail.com 
> <mailto:kc6ete at gmail.com>> wrote:
>
>     https://www.sparkfun.com/products/14740
>     <https://www.sparkfun.com/products/14740>
>
>     Sparkfun now has a dedicated APRS transmitter!
>
>
>     "
>
>     The HX1 is a low-power amateur radio transmitter set to a fixed
>     frequency of 144.390 MHz. In North America, this frequency is used
>     for the Automatic Packet Reporting System, or APRS
>     <http://www.aprs.org>.
>
>     APRS is a standard used by amateur-radio operators to broadcast
>     live sensor data on a shared frequency. This data can be received
>     by anyone with the proper equipment, and is aggregated on the
>     internet through gateways run by members of the APRS community.
>     APRS is commonly used to share real-time data including vehicle
>     location (GPS), weather stations, high-altitude balloon tracking,
>     remote sensor platforms, disaster relief coordination, and more.
>     It’s effectively an open-source, open-data, community-run, free to
>     use, IoT system with potentially worldwide coverage.
>
>     The HX1 is a 5V, low-power (300mW), narrowband (3kHz) VHF FM
>     transmitter module. With a simple antenna, the range will be
>     around 6 miles. Since this is a “bare” transmitter, the data input
>     must be properly modulated and formatted. There are several
>     Arduino software packages that can do this, see the hookup guide
>     for information.
>
>     *Note:* Because it uses amateur radio frequencies, you will need
>     an amateur radio license to use the HX1. It’s easy (and fun!) to
>     get one.
>
>     "
>
>     -- 
>     K1FZY (WA4TPW) SK  9/29/37-4/13/15
>
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>
>
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