论坛风格切换切换到宽版
  • 2895阅读
  • 2回复

设备欣赏:DIY的天线转向器 [复制链接]

上一主题 下一主题
离线BD3RJ
 
发帖
18844
只看楼主 倒序阅读 0楼 发表于: 2004-06-30

一个国外ham设计的。
离线BD3RJ
发帖
18844
只看该作者 1楼 发表于: 2004-06-30
离线BD3RJ
发帖
18844
只看该作者 2楼 发表于: 2004-06-30

low voltage - high torque dc gear head motor
rotating torque/speed: 1,400 lb-in at 12v (120 sec) to 3240 lb-in at 24v (60 sec)
quiet and powerful self-braking action with double worm drive reduction
real steel housing and final worm drive - no soft pot metal or cast
uses inexpensive 4 conductor cable
sealed reed switch sensor technology for reliable all weather readout
1 degree positioning accuracy - tight tolerances for minimal play
rated for large loads even when mounted outside the tower
designed for simple mounting to ~2" pipe mast - both ends
adaptors available to mate with other common rotator bolt patterns
coax can pass through center of rotator - prevents cable damage
点这里可以参观他主页