Antique portable vacuum tube radio circa 1950's. Used two 1.5 Volt batteries and one 67.5 Volt battery 電臺 電子產品 真空玻璃管 古董收音機 02
This is the schematic symbol of an old radio tube from the 1940ôs. Itôs the UBL1 Duodiode-Output Pentode duodiode 電子 output pentode 無線電管 UBL1
This is the schematic symbol of an old radio tube from the 1940ôs. Itôs the UCH4 Triode-heptode 電子 heptode radio tube uch4 無線電管 UCH4
Huge set of simple vintage style UI web elements kit and social media icons contains: menu bar, radio buttons, download buttons, ribbons, badges and more with several well known social media icons. The designs are several abstract shapes and in red, black and grey color composition. Enjoy 簡單 年份 使用者介面 Vintage UI Kit and Social Media Icons
巨大的簡單的復古風格 UI web 元素工具組和社交媒體圖示集包含: 功能表列中,選項按鈕下載按鈕、 絲帶、 徽章和更多有幾個眾所周知的社交媒體圖示。有幾個抽象的形狀和在紅色,黑色和灰色顏色組成設計。享受 簡單 年份 使用者介面 老式的 UI 工具組和社交媒體圖示