X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=doc%2Ftelemetrum.inc;h=35aec6cc9fd0a3d99d1bb840392eecadbfb9892e;hp=54185bff2f9d75038f2b808a3e81e4cfc725f413;hb=e2c9ef801abacd2533d9b4321c24a490d4556134;hpb=9aed128dc0aab5d49e1b3264c864a6c3e929bffe diff --git a/doc/telemetrum.inc b/doc/telemetrum.inc index 54185bff..35aec6cc 100644 --- a/doc/telemetrum.inc +++ b/doc/telemetrum.inc @@ -1,10 +1,10 @@ == TeleMetrum .TeleMetrum v2 Board - image::telemetrum-v2.0-th.jpg[width="5.5in"] + image::telemetrum-v2.0-th.jpg[width=400] .TeleMetrum v1 Board - image::telemetrum-v1.1-thside.jpg[width="5.5in"] + image::telemetrum-v1.1-thside.jpg[width=400] TeleMetrum is a 1 inch by 2¾ inch circuit board. It was designed to fit inside coupler for 29mm air-frame tubing, but using it in a tube that @@ -17,6 +17,18 @@ fin can end of the board, meaning an ideal “simple” avionics bay for TeleMetrum should have at least 10 inches of interior length. + There are two generations of the TeleMetrum design. The + major changes in the v2 generation are: + + * uBlox GPS chip certified for altitude records + + * Higher power radio (40mW vs 10mW) + + * APRS support + + Otherwise, they're the same size, with mounting holes and + screw terminals in the same position. + === TeleMetrum Screw Terminals TeleMetrum has six screw terminals on the end of the board @@ -25,8 +37,9 @@ circuits. Using the picture above and starting from the top, the terminals are as follows: + .TeleMetrum Screw Terminals [options="header",grid="all",cols="2,3,10"] - |========================= + |=== |Terminal #|Terminal Name|Description |1 |Switch Output |Switch connection to flight computer |2 |Switch Input |Switch connection to positive battery terminal @@ -34,7 +47,7 @@ |4 |Main - |Main pyro channel connection to pyro circuit |5 |Apogee + |Apogee pyro channel common connection to battery + |6 |Apogee - |Apogee pyro channel connection to pyro circuit - |======================== + |=== === Using a Separate Pyro Battery with TeleMetrum