diff options
| author | Bdale Garbee <bdale@gag.com> | 2010-02-06 11:52:41 -0700 |
|---|---|---|
| committer | Bdale Garbee <bdale@gag.com> | 2010-02-06 11:52:41 -0700 |
| commit | a5901b05bbb05c2ff225db1fe93669c58851d5c6 (patch) | |
| tree | 501c5233f0bb84027e46fb2647ed048958126c80 /Radio | |
| parent | 9e2aca9ef0d190dd2c9a770b2e5a78a64f0a4195 (diff) | |
more links
Diffstat (limited to 'Radio')
| -rw-r--r-- | Radio/index.mdwn | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/Radio/index.mdwn b/Radio/index.mdwn index 37fc144..4d0f731 100644 --- a/Radio/index.mdwn +++ b/Radio/index.mdwn @@ -41,7 +41,8 @@ telemetry links and remote controls such as what we want for our rockets! ## Getting an Amateur Radio License ## -To legally operate a TeleMetrum system as designed in the USA, you need at +To legally operate a [TeleMetrum](../TeleMetrum) system as designed +in the USA, you need at least a "Technician Class" amateur radio license. This is the entry level license, and getting one is actually pretty easy. If you've been through the written teste for a Level 2 high power rocketry certification, taking a ham @@ -70,8 +71,8 @@ launch. Like walkie talkies or FRS radios (but better!), they can be used to talk to others on the flight line, coordinate search activities, and so forth. Choosing a "dual band" or "multi band" model that covers both the "2 meter" and "70 centimeter" bands is a good idea, since 2m is a good band for local -voice conversations and the audio tones put out by TeleMetrum for direction -finding are in the 70cm band. +voice conversations and the audio tones put out by [TeleMetrum](../TeleMetrum) +for direction finding are in the 70cm band. Keith and Bdale both currently own and use the [Yaesu VX-6R](http://yaesu.com/indexVS.cfm?cmd=DisplayProducts&ProdCatID=111&encProdID=4C6F204F6FEBB5BAFA58BCC1C131EAC0&DivisionID=65&isArchived=0) @@ -80,7 +81,7 @@ at launches. ### Antennas ### Almost any antenna that covers 435 Mhz can be used for receiving signals -from TeleMetrum. +from [TeleMetrum](../TeleMetrum). The best hand-held commercial directional antennas we've found for radio direction finding rockets are from @@ -94,5 +95,5 @@ designs by Kent Britain WA5VJB. Bdale makes his using lengths of pine 1x2, 1/8 inch brazing rod for the parasitic elements, and work-hardened 12 gauge copper wire for the driven element. The longer versions are great for roving in radio contests, and the 6-element 432 Mhz design works fine -for chasing TeleMetrum-equipped rockets. +for chasing [TeleMetrum](../TeleMetrum)-equipped rockets. |