楼主: 直流电子管
|
一个单管收音机(鄙视老杂志) |
| |
发表于 2015-4-8 18:07:46
|
显示全部楼层
| |
| ||
| ||
发表于 2015-4-8 19:34:07
|
显示全部楼层
| ||
| |
| |
发表于 2015-4-8 20:29:14
|
显示全部楼层
| ||
发表于 2015-4-8 20:38:21
|
显示全部楼层
| ||
发表于 2015-4-8 20:48:05
|
显示全部楼层
| |
| |
Powered by Discuz! X3.4
© 2001-2023 Discuz! Team.