Silicon ChipOuter Back Cover - April 2011 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: Nuclear power now not likely in Australia
  4. Feature: Can Earthquakes Be Predicted By VLF Radio Signals? by Stan Swan
  5. Feature: The Rise & Fall Of Electronics Today International by Collyn Rivers
  6. Project: Portable Headphone Amplifier For MP3 Players by Nicholas Vinen
  7. Project: Fixing Transformer Buzz In The Class-A Amplifier by Leo Simpson
  8. Project: Cheap’n’Simple 100V Speaker/Line Checker by Ross Tester
  9. A Speed Controller For Film Projectors by John Clarke
  10. Review: Agilent’s InfiniiVision 4-Channel Oscilloscopes by Nicholas Vinen
  11. Project: The Maximite Computer, Pt.2 by Geoff Graham
  12. Book Store
  13. Vintage Radio: The 1939 STC 504 5-valve table radio by Rodney Champness
  14. Advertising Index
  15. Outer Back Cover

This is only a preview of the April 2011 issue of Silicon Chip.

You can view 35 of the 104 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 "Portable Headphone Amplifier For MP3 Players":
  • Portable Stereo Headphone Amplifier PCB [01104111] (AUD $10.00)
  • Headphone Amplifier for iPods and MP3 Players PCB pattern (PDF download) [01104111] (Free)
  • Headphone Amplifier for iPods and MP3 Players panel artwork (PDF download) (Free)
Items relevant to "Fixing Transformer Buzz In The Class-A Amplifier":
  • 20W Class-A Amplifier Power Supply PCB [01105074] (AUD $20.00)
Items relevant to "Cheap’n’Simple 100V Speaker/Line Checker":
  • 100V Speaker/Line Checker PCB [04104111] (AUD $15.00)
  • 100V Speaker/Line Checker PCB pattern (PDF download) [04104111] (Free)
Items relevant to "A Speed Controller For Film Projectors":
  • Projector Speed Controller PCB [13104111] (AUD $10.00)
  • PIC16F88-I/P programmed for the Projector Speed Controller [1310411A.HEX] (Programmed Microcontroller, AUD $15.00)
  • Firmware and source code for the Speed Controller for Film Projectors [1310411A.HEX] (Software, Free)
  • Speed Controller for Film Projectors PCB pattern (PDF download) [13104111] (Free)
Items relevant to "The Maximite Computer, Pt.2":
  • Maximite PCB [06103111] (AUD $15.00)
  • PIC32MX695F512H-80I/PT programmed for the Maximite/miniMaximite (V2.7) (Programmed Microcontroller, AUD $30.00)
  • CP2102-based USB/TTL serial converter with 5-pin header and 30cm jumper cable (Component, AUD $5.00)
  • MaxiMite Firmware v4.1, documentation, libraries, sample software, serial port driver and sprint/font editor (Free)
  • MaxiMite Microcomputer PCB pattern (PDF download) [06103111] (Free)
Articles in this series:
  • The Maximite Computer, Pt.1 (March 2011)
  • The Maximite Computer, Pt.1 (March 2011)
  • The Maximite Computer, Pt.2 (April 2011)
  • The Maximite Computer, Pt.2 (April 2011)
  • The Maximite Computer, Pt.3 (May 2011)
  • The Maximite Computer, Pt.3 (May 2011)

Purchase a printed copy of this issue for $10.00.

SILICON CHIP GENUINE SAV IINGS NGS SCRIBERS Made from carbon steel with uniformly hardened points The pocket scriber includes a carbide tip and a magnetic pickup tool • Hardened spring and legs • Polished finish INVERTER TIG/ARC HEX KEY SETS 9 PIECE 170DC WELDER PACKAGE • Flip open design • Industrial 4 shelf rack with strong wire mess top • Dimensions (LxWxH) 1955 x 610 x 1830 • 364kg capacity per shelf • Powder coated finish • Adjustable grid 364kg pattern wire shelving ARC 170DC Welder(W164) TIG Torch (W170) Arc Leads & Earth Clamp Regulator Argon Flow Meter Bobbin Type (W161) 9 20 DIGITAL CALIPERS (70-630) (70-631) Platinum Edition • Large clear LCD On/Off, metric/ imperial, zero setting at any position • Splash proof • Four way measurement • Measurement tracking speed 40”/sec • 2 x fixed & 2 x swivel with brake • 35mm wide wheel • Capacity 70kg each 97.90 (30-700) 126.50 (30-701) $60 (C410) DRILLING MACHINES HAND SHEARS 4mm shear 150mm blade 269 (D138) $ Pedestal Model 299 (D140) COMBINATION DRILL & TAP SET $ • HSS M2 bright finsih • Hex shank • M3, M4, M5, M6, M8, M10mm • Includes hex snap-on for hand drill 6mm shear 300mm blade 89 $ 139 INDUSTRIAL COUNTERSINK SET $ TYPE (S186) (S188) COMPLETE PACKAGE INCLUDES FOLLOWING: $ STORAGE CABINET (T790) 385 • 886 x 650 x 1405mm 50mm 75mm 125mm 125mm 12 (W105) CAST STEEL U.V. PROTECTION • Vector smoke outdoor use • U.V. protection • Hard-coat anti-scratch lens $ (min U.V. 380) SIZE 59 (V088) 94 (V089) $ 150mm 129 (V090) SOFT JAWS SETS 100mm 125mm 12 (W106) $ $ (A440) (A442) (A444) (A446) (A448) (A430) (A432) (A434) (A436) $5.50 $6.60 $4.40 $9.90 $13.20 $200.10 (K032) (V057) RANGE No. of PIECES Plumbers 19 - 57mm 6 Electricians 22 - 64mm 6 General 19 - 76mm 11 (V055) SIZE $ Standard Serrated Face 100mm (V060) Standard Serrated Face 125mm (V061) Standard Serrated Face 150mm 49 $ 49 $ 79 $ (D103) (D104) (D102) Multigrip 100mm Multigrip 125mm Multigrip 150mm Pipe Jaws - Adaptor ~ 20 21 24 25 26 29 30 $ $ $ $ $ $ (V062) (V057) (V058) (V059) (V055) AL-30 BENCH LATHE & HM-10 MINI MILL DRILL PACKAGE AL-30 4 PIECE SET $ 49 (T0191) 66 (D1051) MOBILE STORAGE SYSTEM x x x x • Fitted with replaceable nut • Acme screw thread • Bi-Metal high speed steel hole saw set, supplied in convenient blow mould case • Includes 3/8" & 1/2" shank arbors • Pilot drill & spring $ 105 105 140 140 • Clear indoor use • U.V. protection • Hard-coat anti-scratch lens $ 59 (M977) HOLE SAW SETS • 4 piece • HSS M2 bright finish • Cross hole type • Sizes: 2-5, 5-10, 10-15, 15-20mm M2 BRIGHT FINISH x x x x • Range 180º • Digital readout display • 3 embedded magnets on base • 0.1 degree resolution TYPE Bench Model 110 140 220 270 $ 18 (H801) 249 (M697) SAFETY SPECS - GLASSES BENCH VICES - Cast Steel $ • 1hp 240V motor • 16-speed • 2MT • 16mm drill capacity • Safety micro switch on belt cover • Includes 16mm drill chuck & arbor • • • • 18 (H800) METRIC 1.5-10mm $ $ 299 (S010) 495 (K017) CASTER WHEELS - 4 Piece DIGITAL BEVEL BOX 0-200mm 0.02mm Grad. $ 2 x SINGLE PRONG HOOK 2 x DOUBLE PRONG HOOK 1 x TRIPLE PRONG HOOK 1 x SPANNER HOLDER 1 x SCREW DRIVER HOLDER 28 x PLASTIC BUCKETS IMPERIAL 1/16"-3/8" $ 364kg $ PORTABLE VIDEO SCOPE • 2.4” color screen • 1 Meter flexible shaft • 9 volt battery • Protective plastic carry case • Includes magnetic, hook & mirror • Extra long ball end hex keys • Ball head design allows turning of hard to reach fasteners 364kg Size Type $ 190mm Double ended $ 145mm Pen type 0-150mm 0.02mm Grad. $ INDUSTRIAL STEEL SHELVING 539 $ Normally $624.70 SAVE 85.70 $ • 250W 240V Motor • 300mm between centres • 90mm centre height • 20mm spindle bore • Cast Iron ribbed bed • Dovetailed cross and compound slides • Electric variable speed 0-2500rpm • High/low speed gear lever • Forward/reverse spindle direction switch • Precision ‘V’-beds are hardened and ground • Conveniently mounted safety emergency stop switch • Includes a set of change gears for metric thread cutting Includes 5 piece 8mm turning tool set FREE HM-10 5 Piece File Set • 350W, 240V motor • 385mm x 93mm Table • Electronic variable speed • 2 speed gearbox • Head tilts ±45º both directions • Ground work table with T-slots • Spring return assisting milling head • Vertical micro feed dial .025mm • Metric dial graduations 0.02mm • 2-speed gearbox (high / low) drive system to maximise torque • Travels: (X) 228mm (Y) 100mm (Z) 190mm (F100) PACKAGE PRICE 1,550 $ (L194 + M150 + F100) Specifications & Prices are subject to change without notification. All prices include G.S.T. and valid until 30-04-11 3_SC_300311 www.machineryhouse.com.au Sydney: Northmead Ph: (02) 9890 9111 Melbourne: Dandenong Ph: (03) 9212 4422 Brisbane: Coopers Plains Ph: (07) 3274 4222 Perth: Belmont Ph: (08) 9373 9999