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Contents Vol.29, No.6; June 2016 SILICON CHIP www.siliconchip.com.au Features 18 Small Nuclear Reactors: Reliable Power At Low Risk The trend is away from coal-fired power stations but Australia still needs reliable base-load power. Nuclear power stations are one alternative and they could be based on small, modular nuclear reactors – by Dr David Maddison 28 Bringing An HP ProBook Laptop Back From The Dead It’s hard to chuck out a faulty laptop, especially one with a 1.8GHz AMD quad core processor, 4GB of RAM, a 578GB HDD and 1GB of dedicated video memory. The solution: bring it back from the dead – by Greg Swain Bringing An HP Laptop Bringing Laptop Back From The Dead – Page 28. 70 Review: Tecsun PL365 Radio Receiver Want to listen to the HF bands and sample local radio stations when travelling overseas? This portable radio receiver with AM, FM, shortwave and SSB will do the job and won’t take up much room in your luggage – by Andrew Mason 80 Review: Rohde & Schwarz RTH1004 Scope Rider This 4-channel scope is portable, has a high bandwidth and four high-resolution, individually-isolated inputs. As a test instrument, it’s hard to think of any other unit that is more practical or flexible – by Nicholas Vinen Bling! Stereo Audio Level/VU Meter – Page 32. Pro jects To Build 32 Stereo Audio Level/VU Meter: Add Bling To HiFi System Give your hifi system the wow with this spectacular stereo VU meter. It uses 80 high-brightness SMD LEDs to give any stereo amplifier/mixer a highly colourful dual-bargraph display – by Nicholas Vinen 42 Arduino-Based Cooling System Monitor This Arduino-based module can monitor virtually any cooling system (in our case, in a laser cutter). It checks fan speed, water flow and temperature and sounds an alarm in the event of a malfunction – by Nicholas Vinen 64 Hotel Safe Alarm For Travellers How safe is the safe in your hotel room or cruise-ship cabin? This compact unit sounds an alarm if the safe is opened in your absence, so that an intruder thinks he is being monitored and will flee before pinching anything – by John Clarke 72 Budget Senator 2-Way Loudspeaker System, Pt.2 This version of the Senator is for the budget conscious. Pt.2 this month describes the crossover PCB and completes the assembly – by Leo Simpson Special Columns Arduino-Based Cooling System Monitor For a Laser Cutter – Page 42. 57 Serviceman’s Log Putting the wind up an anemometer – by Dave Thompson 84 Circuit Notebook (1) Wireless Rain Alarm; (2) Improved Amplitude Modulator For FM-To-AM Converter; (3) 12.5MHz Touch-Screen Function Generator; (4) Combined Timer, Counter & Frequency Meter 88 Vintage Radio AWA 461 MA clock radio & Heathkit RF signal generator – by Terry Gray Departments 2 Publisher’s Letter  96   4 Mailbag 103 siliconchip.com.au 78 SC Online Shop 104 95 Product Showcase 104 Ask Silicon Chip Market Centre Advertising Index Notes & Errata Hotel Safe Alarm For Travellers – Page 64. June 2016  1