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This circuit is similar to the preceding circuit of the attenuator. Gain of up to 100 can be achieved in this configuration, which is usef... -
Strip LEDs are available in different colours powered by direct current (DC) source. These LEDs are available as surface mount devices with... -
In many projects use is made of alphanumeric LCDs that are driven internally by Hitachi’s industry-standard HD44780 controller. These di... -
These 2 circuits can flash a LED terribly bright and consume but 2mA average current. The second circuit permits you to use a high power NPN... -
Battery life has always been a critical consideration for most of the electronic gadgets and equipment. When we talk about spy cameras,...
