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Recent content by Jeremiah

  1. J

    Where can I get the Pads-Perform tool?

    Hi all, I'd like to convert some older pads .job files for use with more recent software (haven't decided exactly which yet). Some are quite old version PADS-PCB ver 3.3 for which we still have & run the software in a Virtual PC, and others are only slightly newer but not sure of the version...
  2. J

    C codes for decoding RC5 signals using PIC microcontoller

    eagle pic24f Likewise is anyone aware of any code to get going on an RC5 encoder? Again, using CCS and an emphasis (which has clearly been demonstrated in this thread) on reliability & performance? Cheers
  3. J

    Alternatives to 74S logic family please

    With reference to the 74S series (Schottky) logic device family, e.g., Texas Instruments SN74SXXN or National DM74SXXN . Since there appears to have been a decline in these devices as newer technologies are introduced, can anyone suggest which logic family would be suitable as a direct drop-in...
  4. J

    Dog repeller schematics needed (and more...)

    dog repellent circuit I used a sine wave generator driving a 12W Mylar (waterproof) cone speaker to annoy a neighbour once who was revving his outboard engine at the bottom of his garden for four days on the trot. The frequency was set to produce an irritating, just perceivable high-pitched...
  5. J

    Is there a humane cat deterrent ?

    Cat deterrent Aplogies if off topic but is there a (humane ) way to put these unwelcome pests off from coming in and ?*?*?*?* in the garden. Perhaps ultrasonic methods?
  6. J

    reverse transformer connections

    contd Thanks for your reply. I am trying to test some equipment that has a transformer with a 415V primary and mutiple secondary o/ps - 240V, 40V, 17.5V, 10V. I only have a 240V supply so I initially thought of reversing the connections on a temporary 415V/24V transformer and then feeding...
  7. J

    reverse transformer connections

    Is it okay to connect a (prim:415v sec:24V) transformer the other way around such that 415V can be obtained from 24V applied to the secondary instead?
  8. J

    LED driver Intersil ICM7212IPL

    Does anyone know where I can get these from? I know they must be pretty much old devices (1980s?) but would still like to support the occasional repair of equpment that use them. Is there an upto date alternative? i.e., 40-pin, 4-digit LED driver, non-multiplexed, the only inputs are:- 4pins for...
  9. J

    Panel meter - DPM160 - spec wanted

    Hi, Much appreciation if anyone can offer a specification for this LCD-based DPM so I can find an alternative replacement for it as it now seems obsolete. kind regards

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