Fullscreen HTML5Med Res (??MB)HTML4

Contents Vol.27, No.11; November 2014 SILICON CHIP www.siliconchip.com.au Features 16 Gorilla Glass: Unbelievably Tough & Flexible Smart phones and many notebook computers use Gorilla Glass in their screens but few people realise just how tough and flexible it is – by Dr David Maddison 24 Watch TV On Your Android Smartphone, Tablet Or Laptop The Pad TV Tuner is a small USB device. You just plug it in and it works with a free DVB-T tuner Android app on your smartphone or tablet – by Ross Tester 57 Solar Smoothing:What Happens When The Sun Goes Out? Rooftop solar power systems have caused headaches for power distributors Currawong 2 x 10W Stereo Valve Amplifier, Pt.1 – Page 28. 76 How To Find Faults In Coaxial Cables Using TDR TDR or time-domain reflectometry is a technique used to track down faults in cables. Here’s a look at how it works – by Jim Rowe 81 The State Of Play With Electric Vehicles Electric and hybrid vehicle sales are set to soar – by Ross Tester 86 The TV Channel Restack & What It Means To Viewers There’s more disruption to come with TV broadcasting services and it will impact viewers in both Australia and NZ – by Alan Hughes Pro jects To Build 28 Currawong 2 x 10W Stereo Valve Amplifier, Pt.1 It has eight valves and delivers around 10W RMS per channel into 8Ω. Pt.1 describes the features and gives the circuit details – by Nicholas Vinen 48V Dual Phantom Power Supply – Page 40. 40 48V Dual Phantom Power Supply Lots of audio equipment needs phantom power. This unit runs from a 24VAC plugpack and delivers 48V DC via XLR sockets – by John Clarke 66 Programmable Mains Timer With Remote Switching This versatile timer mates with a commercial remote-controlled mains switch and can be programmed to switch the mains socket on and off after a set period or to switch the power on and off at set times – by John Clarke 82 One-Chip 2 x 5W Mini Stereo Amplifier It’s based on a TDA7266D stereo amplifier chip and uses just a handful of other parts – by Nicholas Vinen Programmable Mains Timer With Remote Switching – Page 66. Special Columns 58 Serviceman’s Log Heat can be a real killer in laptops – by Dave Thompson 46 Circuit Notebook (1) Thermocouple-Based Thermostat With Temperature Display & Proportional Phase Control; (2) 20-LED Moving Dot Temperature Display 92 Vintage Radio STC’s Type 500A 5-Valve Radio – by Associate Professor Graham Parslow Departments   4 Publisher’s Letter   6 Mailbag 65 Subscriptions siliconchip.com.au 90 Online Shop 104 Advertising Index 97 98 101 103 Product Showcase Ask Silicon Chip Notes & Errata Market Centre One-Chip 2 x 5W Mini Stereo Amplifier – Page 82. November 2014  1