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This is only a preview of the November 2004 issue of Silicon Chip. You can view 23 of the 112 pages in the full issue, including the advertisments. For full access, purchase the issue for $10.00 or subscribe for access to the latest issues. Items relevant to "USB-Controlled Power Switch":
Items relevant to "A Charger For Deep-Cycle 12V Batteries, Pt.1":
Items relevant to "The Driveway Sentry":
Items relevant to "SMS Controller, Pt.2":
Items relevant to "Picaxe Infrared Remote Control":
Articles in this series:
Purchase a printed copy of this issue for $10.00. |
Contents
Vol.17, No.11; November 2004
www.siliconchip.com.au
FEATURES
8 Look Mum: No Wires
Want broadband Internet access without waiting for an ADSL or cable
connection? “Unwired” does it without fuss – by Ross Tester
20 The New Era In Car Electrical Systems
The first cars using 42V batteries are now being released. Find out what’s
behind the move to higher voltages – by Julian Edgar
94 Emergency Power When All Else Fails
Is this one of Stan’s wind-ups? You’d better believe it . . . just wind the handle
for some emergency battery charging – by Stan Swan
Look Mum; No Wires For HassleFree Broadband – Page 8.
PROJECTS TO BUILD
28 USB-Controlled Power Switch
Build this and automatically power up all your PC’s peripherals when you start
the computer. It works via the PC’s USB port – by Jim Rowe
34 A Charger For Deep-Cycle 12V Batteries, Pt.1
That’s not a charger . . . this is a charger! If you want to charge deep-cycle 12V
batteries correctly, this 16.6A unit is the way to go – by John Clarke
66 The Driveway Sentry
Detect vehicles coming down your driveway and automatically open gates or
sound an alarm with this reliable unit. It works just like the detectors used for
traffic-lights – by Jim Rowe
USB-Controlled Power Switch –
Page 28.
74 SMS Controller, Pt.2
Second article tells you how to complete the circuit checks and describes
how the unit is used – by Peter Smith
90 Picaxe Infrared Remote Control
Here’s how to add infrared remote control to all your PICAXE-08M projects
(including Rudolph) – by Clive Seager
SPECIAL COLUMNS
80 Circuit Notebook
(1) Low-Coolant Alarm For Falcon EF & EL Models; (2) One-Second Darkroom
Ticker; (3) Simpler PC Power-Up; (4) Micro Timer With LED Readout; (5) Water
Pump Monitor; (6) Reducing The Effective Mains Voltage
44 Serviceman’s Log
It’s time I bought a new TV set – by the TV Serviceman
96 Vintage Radio
12V 16.6A Charger For Deep-Cycle
Batteries – Page 34.
Those troublesome capacitors, Pt.2 – by Rodney Champness
DEPARTMENTS
2
4
65
87
89
Publisher’s Letter
Mailbag
Order Form
Product Showcase
Silicon Chip Weblink
siliconchip.com.au
106
109
110
112
Ask Silicon Chip
Notes & Errata
Market Centre
Ad Index
Driveway Sentry – Page 66.
November 2004 1
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