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Silicon Chip - May 2013
by Silicon Chip
The May issue of Silicon Chip is now available. In this issue, the final article of the CLASSiC DAC,
the operation and testing of the unit is described in detail. Also this month, a new power supply project
for the very popular CLASSiC-D Amplifier. This unit delivers up to ±35 & 125W from a standard 12V battery
with very high efficiency. The power supply features thermal shutdown, fuse protection, power on indication
and is all housed in a very compact solid diecast case. This month, also features an easy to build
Do Not Disturb Timer for your telephone, this unit is designed to put your phone in the engaged state,
preventing annoying calls while you are taking a nap or for the late evening, when you do not want to be
disturbed. The unit only requires a few components and will reset the telephone line to the
active state once the time period has expired.
This month's features include a look at the exciting new Raspberry Pi Computer, this article covers the
basics and explains the history and development of the computer. Also this month, a look at the new USB DVB-T dongle
that will allow you to receive radio signals in the frequency range of 50MHz to 2200MHz, great for the Radio Buff,
this inexpensive unit comes complete with software and allows you to define the receiving frequency accurately
and also see the signal characteristics on your computer.
This month's issue also includes all the regular columns, including the Circuit Notebook,
Serviceman's Log and Vintage Radio, stacks of great reading.
Part Code: SILCHIPMAY2013
Features
- Get a Software Defined Radio for $25
- The Raspberry Pi Single Board Computer
- Review: EDS-88A In Circuit Capacitor Tester
- The Avalon 2013 Air Show
- Review: The RF Explorer Spectrum Analyser
Projects
- DC-DC Converter for the CLASSiC DAC Amplifier
- High Performance CLASSiC DAC, Part 4
- Do Not Disturb Telephone Timer
- Simple DMM Auto Power Off
- Voltage and Current Meters for the New Battery Charger
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