DC Beeper kit - 05/21/2019 - now re-stocked
Need other parts ? Check the
Switch and Parts store for some good ones at good prices !
The DC Beeper is a Morse code voltmeter / battery saver / DC switch kit.
It offers:reads the supply voltage in Morse code, 20 mV resolution
code speed can be varied from 5 to 35 wpm in ARRL steps
use with supply / battery from 4 to 15 volts
battery saver: automatically shuts off power when voltage falls below a trip voltage
also, a timer can shut off power to a load at 10, 20, 30, 60 or 120 minutes
the load can also be switched manually
low power usage, normally micro-amps
all board mounted parts included, just add a piezo speaker, switch and your favorite battery connectors to complete the kit
new: TO-220 transistor and solder masked / silk screened board
price is $12 plus postage/handling
No printed docs included with kit, please download the DC Beeper manual, the
and the hookup diagram
in Adobe Acrobat format.
with your questions / comments
Print out a Kit order form to figure your order manually
Downloadable files for DC Beeper
The Acrobat files of complex diagrams (like the schematic) may not view well
on your computer screen - suggestion: use the magnifier to zoom in for better
detail or print out the file.
(23k) - an Acrobat file of the DC Beeper manual
(40k) - an Acrobat file of the DC Beeper Schematic diagram
(24k) - an Acrobat file of the DC Beeper Hookup diagram
dcbeeper.jpg (58k) - a JPEG picture of the DC Beeper kit