The real question is: how many pieces do you need? One or two or a few million and what are the requirements. My favourites are the LM358 and the LM324. Switching power supplies auxiliary functions. Some applications where the LM741 or it's dual version are being used today: -Current sensing in welding equipment. For many things you don't need fancy op amps. Where I work we solely use the metal can version: We have them mounted by people wearing pure silk gloves to not have fingerprints on the shiny cans. But what to replace it with? Over to you. That great, but I think school textbooks should stop using it as an example as if it were a mainstream device. It’s fine to read all about it from a historical point of view. We’re in the age of GPUs with 28.3 *billion* transistors. And get this - I was looking at the TI 741 data sheet and it says the 741 “feature(s) improved performance over industry standards like the LM709.” The LM709 might indeed have been an industry standard fifty years ago but it’s a bit of a stretch to still refer to it as that. And even in the case of repairs for old equipment there would surely be modern substitutes available. And no one with a grip on reality designs them into new products. I can’t remember the last time I saw one in a piece of equipment. Nowadays we have a zillion different op amps to choose from, ranging from similar to vastly improved performance. Quote from: Circlotron on September 18, 2020, 10:49:46 pm The 741 might have been a big deal in its day, but things have moved on. With its simple design and straightforward instructions, anyone can set up their own meaningful amplification system and get great sound without professional help.The 741 might have been a big deal in its day, but things have moved on. Overall, the LM741 audio amplifier circuit diagram makes it easy to get good amplification without spending too much on components. Additionally, the LM741 amplifier is compatible with most audio applications, so you don't have to worry about compatibility issues with other equipment. With the right wiring and configuration, you can achieve great results. It's also relatively easier to build compared to other circuits, usually requiring only six components. This means you can spend less money on components and more money on things like speakers. Additionally, as this amplifier is a single-stage system, it does not have an output transformer, which can be costly. It provides clear sound amplification at low frequencies, so you won’t be plagued by the distortion and feedback that other cheaper models may produce. The LM741 is an integrated circuit composed of transistors, capacitors, and resistors and works well for audio amplifiers in both single and dual-channel systems. The circuit diagram provides step-by-step instructions for anyone to follow, even those with no prior knowledge of electrical engineering. For many people, making their own amplifier circuit can be intimidating, but the LM741 is a great choice for anyone looking for a simple way to get started. Whether you're playing live music, karaoke, or just practicing your skills, having a powerful amplifier can really help take your sound to the next level. An LM741 audio amplifier circuit diagram is an invaluable tool for any music enthusiast, allowing for easy amplification of sound to give it a great boost.
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