Vaishnav make push button. Red cutout dia 22.5 mm. Blue bezel dia 28 mm. Back side extension shown in green 30 mm x 40 mm. Pink cross mark may be required to locate centre for drilling purposes. 工程 电气 面板 RSA Vaishnav 按钮
One quarter of a cycle of sinusoidal wave. This can be used to build complete sine waves. 工程 电气 电路 RSA 季正弦波
None 彩色图像 水平 1990-1999 Electronic engineering, Electronic component, Computer hardware, Electrical network
BTI30 Terminal with red cutout of dia 9 mm and bezel of dia 16 mm. Pink cross marks help in drilling. 工程 电气 面板 RSA BTI30 终端
Single-phase variac 0-270 V, 2 A. Centre red hole 12 mm, four fixing screw holes of dia 6.4 mm with centre-to-centre distance of 92 mm. Blue circle indicates knob of dia 65 mm. 工程 电气 面板 RSA 调压器自控 0-270 V,2 A