120 Year Old Rare Nernst Lamps
120 Year Old Rare Nernst Lamps
These operate in air and do not require a vacuum and gas.
The one tested was rated for 130v DC 300mA
4 years ago 00:06:17 110
5 years ago 00:03:57 21
7 years ago 00:08:48 18
4 years ago 00:06:27 1
5 years ago 00:02:07 24
5 years ago 00:37:56 57
2 years ago 00:18:04 130
1 year ago 00:05:31 9
5 years ago 00:37:52 30
8 years ago 00:41:45 2
8 years ago 01:24:51 1
6 years ago 00:00:33 37
2 years ago 00:01:26 16
4 years ago 00:06:35 34
5 years ago 00:43:49 345
1 year ago 00:04:09 1
13 years ago 00:05:22 13
3 years ago 00:01:04 12
9 years ago 00:01:27 38
3 years ago 00:14:13 19
11 years ago 00:46:21 21
11 months ago 00:11:56 1
4 years ago 00:18:34 1
2 years ago 00:02:57 35
