X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=doc%2Ftelemetrum.inc;fp=doc%2Ftelemetrum.inc;h=fa7d202c19d9395b80b82f4bc75a469e8caa80d4;hp=54185bff2f9d75038f2b808a3e81e4cfc725f413;hb=ce297f14ff54d230d01fb6dedaafca571e8b836b;hpb=9aed128dc0aab5d49e1b3264c864a6c3e929bffe

diff --git a/doc/telemetrum.inc b/doc/telemetrum.inc
index 54185bff..fa7d202c 100644
--- a/doc/telemetrum.inc
+++ b/doc/telemetrum.inc
@@ -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