[aprssig] APRS telemetry to the planets
bruninga at usna.edu
Wed Mar 7 20:36:47 CST 2007
> 1. What grade level is your interplanetary experiment taught?
Sophmores. It is just one exercise in 6 that they do in the
Elecrical Power Lab for their satellite class for Aerospace
majors. They do all 6 in 2 hours.
> Do many of your students hold ham tickets, or go on to obtain
> them while at USNA (if they might have time)? I knew of no
> active duty USN officers having a ticket when I was an active
> officer - only enlisted folks that forced me to go for my
None. The few midshipmen that get their license I have never
had in a class myself, though they do come hang around here in
> 2. Would it have been cause for possible confusion between a
> meter/foot correlation versus translating every measurement
> into metric equivalents throughout?
The tiles on the floor are 1'. Makes navigation easy.
But thanks for your interest!
> ----- Original Message -----
> From: Robert Bruninga <mailto:bruninga at usna.edu>
> To: aprssig at lists.tapr.org
> Sent: Wednesday, March 07, 2007 3:31 PM
> Subject: [aprssig] APRS telemetry to the planets
> APRS Telemetry to the planets
> To demonstrate solar power and the distances to the
> students used a mock planetary explorer consisting of a
> panel on a satellite model on a cart:
> They backed the cart away over 590 feet from a 1000W
> to get from Mercury to Jupiter. A KPC-3+ TNC provided
> telemetry to a laptop which plotted the IV curve of the
> panel along the way (which was down 1000 to 1 by the
> got to Saturn (the size of a BB)... Pluto was in the
> Anyway, students had fun. And we got some nice photos.
> compressed them in PAINT and
> they are under 40k and load pretty fast.
> Just an example of how we use Ham radio in the
> Bob, WB4APR
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