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    The clifford RS-232 interface is a simple RS-232...

    The clifford RS-232 interface is a simple RS-232 to TTL convertor - use a MAX-232 IC and you need no external components and get a 5v supply from the alarm main unit. I got a loan of a data cable...
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    Sounds like just the ticket, I will be interested...

    Sounds like just the ticket, I will be interested to see the schematics!
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    12v Input ATX Supply's?

    Hi,

    I am looking for a list of all of the 12v input ATX power supplies that i can get from suppliers in the US, etc? I don't care much about the cost.

    Something like the Keypower KP-DX 250H...
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    Forgot to add this.... As i am in the UK, i...

    Forgot to add this....

    As i am in the UK, i have a 230-240v inverter. I was even condsidering getting a 110v inverter and switching my PSU to 110v to get some more efficiency!!!! But 110v...
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    DC-DC ATX Power Supply in UK?

    Hi,

    I am looking for a DC-DC ATX power supply in the UK. I have only found one company so far, and i have to wait 5 weeks for them to get it from Taiwan. It is also very expensive, over 200 for...
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    I think RS-232 is +?v-12v for high and -?v-12v...

    I think RS-232 is +?v-12v for high and -?v-12v for low. I would not like to connect the output directly to an amp, use an optocoupler or small relay buffered with a transistor. I like plenty of...
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    I'll take a look at it tonight! :D

    I'll take a look at it tonight! :D
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    Yeah, suppose you could "hack" DTR somehow? I...

    Yeah, suppose you could "hack" DTR somehow?
    I have one com port for the GPS, which only uses TX/RX and the Phone has another port, again only using TX/RX. I want one spare for the digital camera,...
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    I thought about that, but can't really afford a...

    I thought about that, but can't really afford a serial/parallel port for this function alone. :(

    Cheers,
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    Yeah, it is the computer turning off that causes...

    Yeah, it is the computer turning off that causes the amp to thump. If you turn off the computer and leave the amp connected, it really thumps very loud. If you turn off the amp with the computer...
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    Thanks for the info! Looks like this idea...

    Thanks for the info!

    Looks like this idea would do the job, when i push the power button at the moment, my machine hibernates. I could always build a delay unit like this with a 555 timer or...
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    Amplifier Control - Avoiding "Thump"

    Hi,

    I have almost finished installing my MP3 player in my Honda CRX, and need a way of controlling my audio amp to avoid power-off thump from the speakers.

    At the moment, the amp's control wire...
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