Ham Radio KITS - TOP PAGE - Washington Island BOOKS

The Battery Saver kit
7/14/2008 - back in stock

[Battery Saver picture - click for larger view of board]

  • got a project that eats 9V batteries ?

    • (or any other battery from 3 to 14 volts)
  • simple hardware timer, pushbutton activated
  • shuts off the power after a 17 or 37 minute delay

    • (approximate - selectable with resistor change)
  • good intro to surface mount with two easy to solder

    • surface mount parts and four through hole parts
  • low standby power (less than 1 ua at 9 V)
  • small size ( .9 by .6 inches)



  • Kit price (no doc) is $4.50 + $3.00 USA shipping and handling
  • DX (outside the USA) add $4.00 to USA prices



    • Printed manuals available for an additional charge or save money by downloading (Right click/save target as) and printing the manual , schematic and hookup diagram .

    Print out a Kit order form to figure your order manually
    or try our: javascript order form to let your browser do the math!

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    For larger quantity purchases, manual pricing or to combine with other items, just send an email to wb9kzy at wb9kzy dot net with the items you want and we'll email you a Paypal invoice.

    Downloadable files for the Battery Saver

    The Acrobat files of complex diagrams (like the Battery Saver schematic) may not view well on your computer screen - suggestion: use the magnifier to zoom in for better detail or print out the file.

    battsavs.pdf (33k) - Battery Saver schematic

    battsavm.pdf (12k) - Battery Saver manual

    battsahu.pdf (14k) - Battery Saver Hookup diagram

    Ham Radio KITS - TOP PAGE - Washington Island BOOKS

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