Röhre 2D21 ID4224, Thyratron

2d 21 The 2D21 thyratron is, as usual, a gas filled valve, in this case the gas at low pressure is xenon. This example is of tetrode construction and was desned. Kode Erek-Erek 2D 3D 4D yang berhubungan dengan angka 21 pada buku mimpi 2D bergambar yaitu tokoh pelantara dengan nomor 91 – 21 dan sosok perenang dengan nomor 136 – 121.

2d 06, 21Cineplex Official Site - The Official Indonesia Cinema 21 ovies Site featuring coplete showties of all theaters in Indonesia..