A very cool (also warm!) property of the base-emitter junction of (most) small signal BJTs is the ΔVbe temperature-sensing ...

Abstract: Digital multimeter is a multi-purpose electronic measuring instrument based on high-precision data acquisition technology, generally including ammeter, voltmeter, ohmmeter. The traditional ...

From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...