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Contents
Vol.20, No.10; October 2007
SILICON
CHIP
www.siliconchip.com.au
Features
10 DVD Players: How Good Are They For HiFi Audio?
Dedicated audio CD players are now relatively expensive so what are the
compromises in using a cheap DVD player instead? – by Mauro Grassi
DVD Players: How Good Are They
For HiFi? – Page 10.
18 Agilent DS05054A 4GS/s 500MHz Digital Scope
Looking for a high-end digital scope? This new model from Agilent really has
the goods – by Mauro Grassi
Pro jects To Build
26 Oscar: Electronic Noughts & Crosses Game
The first Oscar used 70 telephone relays & was as big as a fridge. The 2007
version uses a PIC micro and fits in a zippy box! – by Brian Healy
32 PICProbe: A Versatile Logic Probe
This PIC-based logic probe fits inside a pen case and works down to 2.7V.
Build it as your first surface-mount-device project – by Ross Purdy
40 Rolling Code Security System; Pt.1
Versatile IR unit is ideal for keyless entry and features an alarm system, two
door-strike outputs and provision for up to 16 transmitters – by John Clarke
68 Simple Data-Logging Weather Station; Pt.2
Oscar: An
Electronic
Noughts &
Crosses Game
– Page 26.
PIC-Based Logic
Probe – Page 32.
Second article has all the details on the mechanical construction, including
the tipping rain bucket and the temperature sensor housing – by Glenn Pure
82 AM Loop Antenna & Amplifier
Build it to improve your AM reception and to listen to long-distance AM
stations you only dreamed existed – by Branko Justic & Ross Tester
Rolling Code Security
System – Page 40.
Special Columns
63 Serviceman’s Log
Fix it in the carpark! – by the TV Serviceman
92 Circuit Notebook
(1) Bi-Directional Variable Speed Drive With Regenerative Braking; (2) Pea &
Thimble Or 3-Card Trick; (3) Emergency Lights Controller; (4) Two Novel LED
Flashers; (5) Adjustable Q For Subwoofer Equaliser
98 Vintage Radio
Nazi Germany’s Peoples’ Radio (Volksempfaenger) – by Rodney Champness
Departments
2
4
9
79
Publisher’s Letter
Mailbag
Order Form
Product Showcase
siliconchip.com.au
104 Ask Silicon Chip
107 Notes & errata
110 Market Centre
AM Loop Antenna
And Amplifier –
Page 82.
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