32 HIGH VOLTAGE POWER SUPPLY UNIT
Build this stable HVPSU using a mix of old
and new technologies that you can incorporate
into other projects as a module.
■ By Peter Stonard
●●●● Advanced Level
●●●● Intermediate Level
44 HOUSEHOLD THERMOSTAT AND
This is a PIC-based project which will allow
you to truly take control of your household
environment. The unit is very intuitive and
keeps track of tons of “cool” info.
■ By Chuck Irwin
Be sure to check the Nuts & Volts website for
downloads that go along with these projects.
39 REVIEW OF THE NIAGARA IV
INK FLOW SYSTEM
Digital photography has streamlined the
process of reproducing photos. However, prints
are still costly to make. One way to reduce costs
is to “roll your own” when it comes to ink tanks.
This Niagara system lets you add external tanks
to your own existing ink jet printer.
■ By Michael Simpson
Get ready for upcoming
digital camera projects!
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6 April 2008