Silicon ChipContents - August 2015 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: Electrical safety standards are not being observed
  4. Feature: A Look At Biohacking by Dr David Maddison
  5. Feature: Nikon’s Incredible P900 Camera by Kevin Poulter
  6. Project: Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.1 by Nicholas Vinen
  7. Project: Accurate Voltage/Current/Resistance Reference by Nicholas Vinen
  8. Feature: DMM Calibration by Nicholas Vinen
  9. Feature: Battery Fighters Won’t Leave You Stranded by Ross Tester
  10. Review: Keysight 34470A 7.5-Digit Multimeter by Nicholas Vinen
  11. Product Showcase
  12. Feature: Electronex: The Electronics Design & Assembly Expo by Silicon Chip
  13. Project: Build A Driveway Monitor, Pt.2 by John Clarke
  14. Project: LED Party Strobe Mk2 by Ross Tester
  15. Feature: Here is Me – And Here is Mini-Me! by Kevin Poulter & Ross Tester
  16. Vintage Radio: The 1955 Fleetwood 4-Valve 1003 by Associate Professor Graham Parslow
  17. Subscriptions
  18. PartShop
  19. Market Centre
  20. Notes & Errata
  21. Advertising Index
  22. Outer Back Cover

This is only a preview of the August 2015 issue of Silicon Chip.

You can view 43 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 "Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.1":
  • Ultra-LD Mk.4 Amplifier PCB [01107151 RevC] (AUD $15.00)
  • Ultra-LD Mk3/Mk4 Amplifier Power Supply PCB [01109111] (AUD $15.00)
  • Ultra-LD Mk.4 Amplifier prototype PCB [01107151 RevB] (AUD $2.50)
  • 2 x HN3A51F + 1 x IMX8-7-F + 2 x BC846C transistors for the Ultra-LD Mk.4 Power Amplifier module (Component, AUD $5.00)
  • SA156 plastic bobbin (Component, AUD $1.00)
  • Ultra-LD Mk.3 Power Supply PCB pattern (PDF download) [01109111] (Free)
  • Ultra-LD Mk.4 Amplifier PCB pattern (PDF download) [01107151 RevC] (Free)
Articles in this series:
  • Ultra-LD Mk.4 200W RMS Power Amplifier: Preview (July 2015)
  • Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.1 (August 2015)
  • Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.2 (September 2015)
  • Ultra-LD Mk.4 Power Amplifier, Pt.3: 110W Version (October 2015)
Items relevant to "Accurate Voltage/Current/Resistance Reference":
  • Low-Cost, Accurate Voltage/Resistance/Current Reference PCB [04108151] (AUD $2.50)
  • SMD parts for the Low-Cost, Accurate Voltage/Resistance/Current Reference (1.8V) (Component, AUD $15.00)
  • SMD parts for the Low-Cost, Accurate Voltage/Resistance/Current Reference (2.5V) (Component, AUD $15.00)
  • Low-Cost, Accurate Voltage/Resistance/Current Reference PCB pattern (PDF download) [04108151] (Free)
Items relevant to "Build A Driveway Monitor, Pt.2":
  • Driveway Monitor detector/transmitter PCB [15105151] (AUD $10.00)
  • Driveway Monitor receiver PCB [15105152] (AUD $5.00)
  • PIC16F88-I/P programmed for the Driveway Monitor detector/transmitter [1510515C.HEX] (Programmed Microcontroller, AUD $15.00)
  • PIC12F675-I/P programmed for the Driveway Monitor receiver [1510515B.HEX] (Programmed Microcontroller, AUD $10.00)
  • Firmware (HEX) files and source code for the Driveway Monitor [1510515C/B.HEX] (Software, Free)
  • Driveway Monitor PCB patterns (PDF download) [15105151/15105152] (Free)
  • Driveway Monitor panel artwork (PDF download) (Free)
Articles in this series:
  • Build a Driveway Monitor, Pt.1 (July 2015)
  • Build A Driveway Monitor, Pt.2 (August 2015)
Items relevant to "LED Party Strobe Mk2":
  • LED Party Strobe PCB [16101141] (AUD $7.50)
  • LED Party Strobe PCB pattern (PDF download) [16101141] (Free)

Purchase a printed copy of this issue for $10.00.

Contents Vol.28, No.8; August 2015 SILICON CHIP www.siliconchip.com.au Features 16 A Look At Biohacking Biohacking is a relatively new phenomenon and ranges from the simple and familiar to the bizarre. Here’s a quick rundown – by Dr David Maddison 26 Nikon’s Incredible P900 Camera It’s got an 83x optical zoom lens and gives impressive results – by Kevin Poulter Nikon’s Incredible P900 Camera With 83x Zoom Lens – Page 26. 45 DMM Calibration Do you trust your multimeter? Now you can use our Voltage/Resistance/Current Reference to check and calibrate it – by Nicholas Vinen 48 Battery Fighters Won’t Leave You Stranded Don’t let a flat battery leave you stuck out the back of Woop Woop – Ross Tester 50 Review: Keysight 34470A 7.5-Digit Multimeter It boasts high measurement precision, a 4.3-inch LCD, standard USB and Ethernet ports, high-speed data logging modes and more – by Nicholas Vinen 62 Electronex: The Electronics Design & Assembly Expo Electronex returns to Melbourne from 9-10th September 96 Here is Me – And Here is Mini-Me! Fancy a 3D version of your mini-self? In paper, plastic or resin? Mini-Me 3D scanning and printing is being introduced at Officeworks – by Kevin Poulter Pro jects To Build 32 Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.1 Our new Ultra-LD Mk.4 has even lower distortion than the Mk.3 version, is more compact and now includes a LED clipping indicator – by Nicholas Vinen Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.1 – Page 32. Accurate Voltage/ Current/ Resistance Reference – Page 40. 40 Accurate Voltage/Current/Resistance Reference This low-cost, accurate voltage, current and resistance reference is just the shot for checking and calibrating multimeters – by Nicholas Vinen 66 Build A Driveway Monitor, Pt.2 Part 2 this month has the full construction and installation details. You can build it to operate just the way you want – by John Clarke Build A Driveway Monitor, Pt.2 – Page 66. 84 LED Party Strobe Mk2 It’s based on a standard 230VAC 30W LED floodlight which can be purchased quite cheaply. You just build a small PCB module to control it – by Ross Tester Special Columns 76 Circuit Notebook (1) PICAXE-Based Mains Timer; (2) Simple Solar Charge Regulator For Campers; (3) Simple Switchmode LED Flasher 89 Serviceman’s Log My love/hate relationship with cars – by Dave Thompson 98 Vintage Radio The 1955 Fleetwood 4-Valve 1003 – by Associate Professor Graham Parslow Departments 2 Publisher’s Letter   4 Mailbag siliconchip.com.au 61 Product Showcase 104 SC Online Shop 106 111 112 112 Ask Silicon Chip Market Centre Advertising Index Notes & Errata Build A LED Party Strobe – Page 84. April 2015  1 August 2015 2015     1 1