Circuits DIY – Page 312

The 74LS148 IC has a wide range of working voltage, a wide range of working conditions, and directly interfaces with CMOS, NMOS, and TTL. Th…

74LS139 are designed to be used in high-performance memory-decoding or data-routing applications requiring very short propagation delay time…

The 74LS147 features priority decoding of the inputs to ensure that only the highest-order data line is encoded. The 74LS147 encode nine dat…

The dark detector, as its name suggests, detects darkness, in a room. The circuit involved in dark detection is very simple and cost-effecti…

A Computer audio amplifier, as its name suggests, is a circuit that helps amplify the sound system of the computer. Mostly, the sound of a c…

74LS150 16-1 Data Selector Multiplexer IC is a part of the 74XXYY IC series. The 74LS150 IC has a wide range of working voltage, a wide rang…

74LS145 is a member of the 74XXYY IC series. The 74LS145 is fabricated with the Schottky barrier diode process for high speed. The 74LS145 I…

This is the best circuit of an FM transmitter to broadcast your “voice or music” around the place. There are numerous circuits of FM transmi…

74LS151 8-to-1 Data Selector Multiplexer IC is a part of the 74XXYY IC series. The 74LS151 IC has a wide range of working voltage, a wide ra…

In this tutorial, we are demonstrating a project of a “simple FM transmitter” which is easy to make and does not require any expensive compo…

In this DIY tutorial, we will discuss a simple FM transmitter. It converts our sound signal into a radio signal so that it can be picked by…

The 74LS135 IC package contains four independent positive logic 2-input exclusive OR (XOR) Gates. It is the part of 74XXYY IC series. The 74…

74LS137 is a member of the 74XXYY family of TTL logic gates. The chip is designed for decoding or de-multiplexing applications and comes wit…

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