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Updated regulator
I do a lot of circuits, and they all use the same basic design for power supply. OK, technically not quite, I have one for battery and one f...

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Broadband services are a wonderful innovation of our time, using multiple frequency bands (hence the name) to carry signals over wires (us...
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For many years I used a small stand-alone air-conditioning unit in my study (the box room in the house) and I even had a hole in the wall fo...
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This is an appeal for (sensible) comments. I am working on revised A&A tariffs for broadband. For those that are not sure how they wor...
The start of an arms race?
ReplyDeleteNot sure - I don't speak Dalek.
DeleteAny caller ID?
ReplyDeleteLondon number calling one of our London numbers...
DeleteIs it dial up?
ReplyDeleteSounds rather like a pearl/blue box configured to walk through all possible DTMF frequency ranges, looking for something exploitable.
ReplyDeleteSounds like a blue/pearl box, potentially, configured to walk through all possible DTMF combos to scan for vulnerabilities in PSTN systems...
ReplyDeleteWar-wailing ?
DeleteWhen the tone stops, it means the nukes have gone off.
ReplyDeleteIt's what my kids call music !!
ReplyDeleteI got something that sounds like that once when I'd messed up the config on an isdn trunk. Too long ago to remember the specifics but I do remember the sound
ReplyDeleteI think that's called dubstep.
ReplyDelete