X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=doc%2Faltusmetrum.xsl;fp=doc%2Faltusmetrum.xsl;h=9c13bd89616feba613c94c7a08eb0b13e105ae29;hb=963649aa064acfe75d2ff4babd9a0d35dc254e86;hp=df1e663502a34321b3c0447d5cf9494328fe3779;hpb=3d88e0493ab446d7c7011786390d30618a72d045;p=fw%2Faltos
diff --git a/doc/altusmetrum.xsl b/doc/altusmetrum.xsl
index df1e6635..9c13bd89 100644
--- a/doc/altusmetrum.xsl
+++ b/doc/altusmetrum.xsl
@@ -99,7 +99,7 @@ NAR #88757, TRA #12200
future as you wish!
- The first device created for our community is TeleMetrum, a dual
+ The first device created for our community was TeleMetrum, a dual
deploy altimeter with fully integrated GPS and radio telemetry
as standard features, and a "companion interface" that will
support optional capabilities in the future.
@@ -152,8 +152,8 @@ NAR #88757, TRA #12200
The TeleMini battery can be charged by disconnecting it from the
- TeleMini board and plugging it into the battery charger board,
- and connecting that via a USB cable to a laptop or other USB
+ TeleMini board and plugging it into a standalone battery charger
+ board, and connecting that via a USB cable to a laptop or other USB
power source
@@ -161,9 +161,11 @@ NAR #88757, TRA #12200
RF interface. If you plug it in to your Mac or Linux computer it should
"just work", showing up as a serial port device. Windows systems need
driver information that is part of the AltOS download to know that the
- existing USB modem driver will work. If you are using Linux and are
- having problems, try moving to a fresher kernel (2.6.33 or newer), as
- the USB serial driver had ugly bugs in some earlier versions.
+ existing USB modem driver will work. We therefore recommend installing
+ our software before plugging in TeleDongle if you are using a Windows
+ computer. If you are using Linux and are having problems, try moving
+ to a fresher kernel (2.6.33 or newer), as the USB serial driver had
+ ugly bugs in some earlier versions.
Next you should obtain and install the AltOS utilities. These include
@@ -179,10 +181,10 @@ NAR #88757, TRA #12200
Handling Precautions
- All Altus Metrum products are sophisticated electronic device. When handled gently and
- properly installed in an airframe, theywill deliver impressive results.
- However, like all electronic devices, there are some precautions you
- must take.
+ All Altus Metrum products are sophisticated electronic devices.
+ When handled gently and properly installed in an airframe, they
+ will deliver impressive results. However, like all electronic
+ devices, there are some precautions you must take.
The Lithium Polymer rechargeable batteries have an
@@ -197,23 +199,30 @@ NAR #88757, TRA #12200
strapping them down, for example.
- The barometric sensor is sensitive to sunlight. In normal
- mounting situations, it and all of the other surface mount components
+ The barometric sensors used on both TeleMetrum and TeleMini are
+ sensitive to sunlight. In normal TeleMetrum mounting situations, it
+ and all of the other surface mount components
are "down" towards whatever the underlying mounting surface is, so
this is not normally a problem. Please consider this, though, when
designing an installation, for example, in an airframe with a
- see-through plastic payload bay.
+ see-through plastic payload bay. It is particularly important to
+ consider this with TeleMini, both because the baro sensor is on the
+ "top" of the board, and because many model rockets with payload bays
+ use clear plastic for the payload bay! Replacing these with an opaque
+ cardboard tube, painting them, or wrapping them with a layer of masking
+ tape are all reasonable approaches to keep the sensor out of direct
+ sunlight.
- The barometric sensor sampling port must be able to
- "breathe",
+ The barometric sensor sampling port must be able to "breathe",
both by not being covered by foam or tape or other materials that might
- directly block the hole on the top of the sensor, but also by having a
+ directly block the hole on the top of the sensor, and also by having a
suitable static vent to outside air.
- As with all other rocketry electronics, Altus Metrum altimeters must be protected
- from exposure to corrosive motor exhaust and ejection charge gasses.
+ As with all other rocketry electronics, Altus Metrum altimeters must
+ be protected from exposure to corrosive motor exhaust and ejection
+ charge gasses.