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Posts tagged LM3915

VU Meter using a lm3915 Circuit diagram

LED current drive is regulated and programmable, eliminating the need for current limiting resistors. The IC contains an adjustable voltage reference and an accurate ten-step voltage divider. VU meter uses just one IC and a very few number of external components. It displays the audio level in terms of 10 LEDs. The LM3915 is a […]

LM3915

LM3915 Audio level led indicator circuit diagram

Variable Power Supply

Variable Voltage Power Supply Kit Variable Power Supply using LM329DZ, OPA132P, LM337T, 1N5235B, 2N3904

Activ loudness audio

Activ loudness audio circuit using 2SC945 Activ loudness audio circuit using 2SC945

Simple Audio Headphone amp circuit

Simple Audio Headphone amp circuit using 1458 Simple Audio amp circuit for Headphone using 1458

Video Distributor Amplifier

Video Distributor Amplifier using CA3100 Video Distributor Amplifier using CA3100

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