January 30, 2014 - QRPThief kit
The QRPThief kit is our version of the famous
Joule Thief circuit.
here's a way to use those not quite dead AA alkaline cells in the battery drawer!
turn them into a handy little flashlight / nightlight
high brightness white LED
case is a 2 AA cell battery holder with switch
will run with AA cell voltages down below 0.7 volts
no circuit board - simple 5 component circuit
one toroid wound by builder
two holes to drill in the battery holder by builder
printed documents are NOT included, please print/view your own from the pdf files provided
The QRPThief kit is $4 + shipping/handling
Kit Documentation: download (Right click/save target as) and print the QRPThief kit
manual/schematic/build doc ,
in Adobe Acrobat (.pdf) format or text file.
To purchase the QRPThief kit, print out a Kit
order form to figure your order manually
to let your browser do the math!
OR to pay with a credit card use the Paypal shopping cart buttons below.
|Pay me securely with your credit card through PayPal!|
For larger quantity purchases, to combine with other items, for DX purchase price
or for any other questions, please send an email to me, Chuck Olson, WB9KZY at:
with your question or the items you want and we'll email you a Paypal invoice.