Bystander6 wrote:
If you get BT-338 today, it should be SN disabled. Don't worry about this.
If you want to know more about SN, look at section 4 of the following link.
http://www.gpspassion.com/forumsen/topic.asp?TOPIC_ID=25575
如果說我的BT-338是在4/12拿到的而不是今天拿到的, 請問我的會是SN enable的版本嗎?
, Ex: SN On/Off。定點定位應該也可以多次測量計算資料, 消去(減少)誤差吧, 測量上有幾種誤差消去法叫什麼的? 忘了...

























































































