Vol. 08: World's Loudest iPod
iBump crossover lets you crank it up without distortion.
Digital Edition
SUBSCRIBERS:Read this article now in your digital edition!
Get Make:
Subscribe to MAKE and get the best rate!
+ Downloads & Extras:
Build the iBump circuit yourself with this schematic. Or to go directly to "Freshman Volume" without passing go...learn about the completed iBump box for sale here.+ 100 Hz Test Tone
+ 1000 Hz Test Tone
+ 110 Hz Test Tone
+ 20 Hz Test Tone
These test tones were easily generated by Audacity, available at http://audacity.sourceforge.net.
+ 200 Hz Test Tone
+ 25 Hz Test Tone
+ 250 Hz Test Tone
+ 30 Hz Test Tone
+ 333 Hz Test Tone
+ 40 Hz Test Tone
+ 400 Hz Test Tone
+ 50 Hz Test Tone
+ 500 Hz Test Tone
+ 90 Hz Test Tone
+ LINKS
Active Filters
Join the conversation -- every MAKE article has an online page that includes a place for discussion. We've made these RSS and Atom feeds to help you watch the discussions: subscribe.
