Questions & Answers for: use of 555 ic

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Question about 2500D Car Audio Amplifier

1 Answer

...from a few parts like a couple of capacitors a few resistors , a 555 timer IC and a relay with high current contacts. I have also seen these already factory nmade in good auto stereo shops. Good ...

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Question about JCR-260 Clock Radio

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...IC. It's called SANYO LM8560. Check more detail from the internet. Pin no 28 controlls 12/24 hour mode. If you open the circuit for this pin by using a cutter to completely cut the copper lining this ...

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Question about THUNDER7801 SUPER AMPLIFIER CLASS D MONOBLOCK Car Audio Amplifier

1 Answer

...subs blew or what should i test for on the board itself? any help is much appriciated. check pwm circuit amps turn on with 3-4 volts on mosfet gates ic 494, 5252or 555 controll these.hit me up for ...

...555. I just put it on POWER IC for about 15 minutes. Then hit the clear button at the same time as I turned off the power. When I turned the POWER ON there was no longer an E or the crazy triple ...

Question about TI-5045 SVC Calculator

1 Answer

...a schematic available for me to troubleshoot my problem. Any help would be appreciated. could be a 555 ic. 555 is the widest used timer ic or "clock" chip. you will need to check the gates of this

Question about RJ11 / RJ12 (6 Conductor) - DB9 Female Modular Adapter (ADDB9FRJ12)

1 Answer

...you have electronic knowledge you can construct a delay switch using a 555 timer IC to control a relay that connects the data line after a short time delay to the computer after the computer boots

Question about GFA-5500 2-Channel Amplifier

1 Answer

...555 blows the 10 amp fuse and the 6 amp fuse on the far right Any fuse blowing is caused by a shorted component in either the power supply section or main audio amp part. Follow the fuse circuit and ...

Question about GFA-5500 2-Channel Amplifier

1 Answer

want to set plug in light timer which one timer do you want? either plug n play or built from the basic circuit using 555 ic.

Question about GFA-5500 2-Channel Amplifier

1 Answer

...and will only serve those particular circuits) then it will possibly capacitors gone o/c (I used to carry a cap tester years ago which used a 555 ic easy and robust). Hope this helps in some

...1db down decay 1.5s to -20db If you use a 555 to generate your tone then an voltage controlled amplifier to create your decay. 555 IC Tone Burst Generator VCA Voltage Controlled Amplifier or ...

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