Silicon ChipOuter Back Cover - July 2011 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: The quest for ultra-low distortion
  4. Feature: Australia Hears . . . And So Do I by Ross Tester
  5. Feature: Control Your World Using Linux by Nenad Stojadinovic
  6. Book Store
  7. Project: Ultra-LD Mk.3 200W Amplifier Module by Nicholas Vinen
  8. Project: A Portable Lightning Detector by John Clarke
  9. Project: Rudder Position Indicator For Power Boats by Nicholas Vinen
  10. Feature: A Look At Amplifier Stability & Compensation by Nicholas Vinen
  11. Project: Build A Voice-Activated Relay (VOX) by John Clarke
  12. Vintage Radio: Hotpoint Bandmaster J35DE console radio, Pt.1 by Maurie Findlay
  13. Advertising Index
  14. Outer Back Cover

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

You can view 30 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.

Articles in this series:
  • Computer Bits (July 1989)
  • Computer Bits (July 1989)
  • Computer Bits (August 1989)
  • Computer Bits (August 1989)
  • Computer Bits (September 1989)
  • Computer Bits (September 1989)
  • Computer Bits (October 1989)
  • Computer Bits (October 1989)
  • Computer Bits (November 1989)
  • Computer Bits (November 1989)
  • Computer Bits (January 1990)
  • Computer Bits (January 1990)
  • Computer Bits (April 1990)
  • Computer Bits (April 1990)
  • Computer Bits (October 1990)
  • Computer Bits (October 1990)
  • Computer Bits (November 1990)
  • Computer Bits (November 1990)
  • Computer Bits (December 1990)
  • Computer Bits (December 1990)
  • Computer Bits (January 1991)
  • Computer Bits (January 1991)
  • Computer Bits (February 1991)
  • Computer Bits (February 1991)
  • Computer Bits (March 1991)
  • Computer Bits (March 1991)
  • Computer Bits (April 1991)
  • Computer Bits (April 1991)
  • Computer Bits (May 1991)
  • Computer Bits (May 1991)
  • Computer Bits (June 1991)
  • Computer Bits (June 1991)
  • Computer Bits (July 1991)
  • Computer Bits (July 1991)
  • Computer Bits (August 1991)
  • Computer Bits (August 1991)
  • Computer Bits (September 1991)
  • Computer Bits (September 1991)
  • Computer Bits (October 1991)
  • Computer Bits (October 1991)
  • Computer Bits (November 1991)
  • Computer Bits (November 1991)
  • Computer Bits (December 1991)
  • Computer Bits (December 1991)
  • Computer Bits (January 1992)
  • Computer Bits (January 1992)
  • Computer Bits (February 1992)
  • Computer Bits (February 1992)
  • Computer Bits (March 1992)
  • Computer Bits (March 1992)
  • Computer Bits (May 1992)
  • Computer Bits (May 1992)
  • Computer Bits (June 1992)
  • Computer Bits (June 1992)
  • Computer Bits (July 1992)
  • Computer Bits (July 1992)
  • Computer Bits (September 1992)
  • Computer Bits (September 1992)
  • Computer Bits (October 1992)
  • Computer Bits (October 1992)
  • Computer Bits (November 1992)
  • Computer Bits (November 1992)
  • Computer Bits (December 1992)
  • Computer Bits (December 1992)
  • Computer Bits (February 1993)
  • Computer Bits (February 1993)
  • Computer Bits (April 1993)
  • Computer Bits (April 1993)
  • Computer Bits (May 1993)
  • Computer Bits (May 1993)
  • Computer Bits (June 1993)
  • Computer Bits (June 1993)
  • Computer Bits (October 1993)
  • Computer Bits (October 1993)
  • Computer Bits (March 1994)
  • Computer Bits (March 1994)
  • Computer Bits (May 1994)
  • Computer Bits (May 1994)
  • Computer Bits (June 1994)
  • Computer Bits (June 1994)
  • Computer Bits (July 1994)
  • Computer Bits (July 1994)
  • Computer Bits (October 1994)
  • Computer Bits (October 1994)
  • Computer Bits (November 1994)
  • Computer Bits (November 1994)
  • Computer Bits (December 1994)
  • Computer Bits (December 1994)
  • Computer Bits (January 1995)
  • Computer Bits (January 1995)
  • Computer Bits (February 1995)
  • Computer Bits (February 1995)
  • Computer Bits (March 1995)
  • Computer Bits (March 1995)
  • Computer Bits (April 1995)
  • Computer Bits (April 1995)
  • CMOS Memory Settings - What To Do When The Battery Goes Flat (May 1995)
  • CMOS Memory Settings - What To Do When The Battery Goes Flat (May 1995)
  • Computer Bits (July 1995)
  • Computer Bits (July 1995)
  • Computer Bits (September 1995)
  • Computer Bits (September 1995)
  • Computer Bits: Connecting To The Internet With WIndows 95 (October 1995)
  • Computer Bits: Connecting To The Internet With WIndows 95 (October 1995)
  • Computer Bits (December 1995)
  • Computer Bits (December 1995)
  • Computer Bits (January 1996)
  • Computer Bits (January 1996)
  • Computer Bits (February 1996)
  • Computer Bits (February 1996)
  • Computer Bits (March 1996)
  • Computer Bits (March 1996)
  • Computer Bits (May 1996)
  • Computer Bits (May 1996)
  • Computer Bits (June 1996)
  • Computer Bits (June 1996)
  • Computer Bits (July 1996)
  • Computer Bits (July 1996)
  • Computer Bits (August 1996)
  • Computer Bits (August 1996)
  • Computer Bits (January 1997)
  • Computer Bits (January 1997)
  • Computer Bits (April 1997)
  • Computer Bits (April 1997)
  • Windows 95: The Hardware That's Required (May 1997)
  • Windows 95: The Hardware That's Required (May 1997)
  • Turning Up Your Hard Disc Drive (June 1997)
  • Turning Up Your Hard Disc Drive (June 1997)
  • Computer Bits (July 1997)
  • Computer Bits (July 1997)
  • Computer Bits: The Ins & Outs Of Sound Cards (August 1997)
  • Computer Bits: The Ins & Outs Of Sound Cards (August 1997)
  • Computer Bits (September 1997)
  • Computer Bits (September 1997)
  • Computer Bits (October 1997)
  • Computer Bits (October 1997)
  • Computer Bits (November 1997)
  • Computer Bits (November 1997)
  • Computer Bits (April 1998)
  • Computer Bits (April 1998)
  • Computer Bits (June 1998)
  • Computer Bits (June 1998)
  • Computer Bits (July 1998)
  • Computer Bits (July 1998)
  • Computer Bits (November 1998)
  • Computer Bits (November 1998)
  • Computer Bits (December 1998)
  • Computer Bits (December 1998)
  • Control Your World Using Linux (July 2011)
  • Control Your World Using Linux (July 2011)
Items relevant to "Ultra-LD Mk.3 200W Amplifier Module":
  • Ultra-LD Mk3 200W Amplifier Module PCB [01107111] (AUD $15.00)
  • Ultra-LD Mk3/Mk4 Amplifier Power Supply PCB [01109111] (AUD $15.00)
  • Ultra-LD Mk.3 Power Supply PCB pattern (PDF download) [01109111] (Free)
Articles in this series:
  • Ultra-LD Mk.3 200W Amplifier Module (July 2011)
  • Ultra-LD Mk.3 200W Amplifier Module (July 2011)
  • Ultra-LD Mk.3 200W Amplifier Module, Pt.2 (August 2011)
  • Ultra-LD Mk.3 200W Amplifier Module, Pt.2 (August 2011)
  • Ultra-LD Mk.3 200W Amplifier Module, Pt.3 (September 2011)
  • Ultra-LD Mk.3 200W Amplifier Module, Pt.3 (September 2011)
Items relevant to "A Portable Lightning Detector":
  • Portable Lightning Detector PCB [04107111] (AUD $15.00)
  • Portable Lightning Detector PCB pattern (PDF download) [04107111] (Free)
  • Portable Lightning Detector front and top panel artwork (PDF download) (Free)
Items relevant to "Rudder Position Indicator For Power Boats":
  • Rudder Position Indicator PCB Set [20107111/2/3/4] (AUD $80.00)
  • ATtiny861 programmed for the Rudder Position Indicator Sensor/Transmitter [2010711A.HEX] (Programmed Microcontroller, AUD $15.00)
  • ATtiny861 programmed for the Rudder Position Indicator Receiver/Display [2010711B.HEX] (Programmed Microcontroller, AUD $15.00)
  • Firmware (HEX) files and C source code for the Rudder Position Indicator [2010711A/B] (Software, Free)
  • Rudder Position Indictor PCB patterns (PDF download) [20107111/2/3/4] (Free)
Articles in this series:
  • Rudder Position Indicator For Power Boats (July 2011)
  • Rudder Position Indicator For Power Boats (July 2011)
  • Rudder Position Indicator For Power Boats, Pt.2 (August 2011)
  • Rudder Position Indicator For Power Boats, Pt.2 (August 2011)
Items relevant to "A Look At Amplifier Stability & Compensation":
  • SPICE simulation data for Amplifier Stability & Compensation article (Software, Free)
Items relevant to "Build A Voice-Activated Relay (VOX)":
  • VOX PCB [01207111] (AUD $15.00)
  • VOX (Voice Activated Relay) PCB pattern (PDF download) [01207111] (Free)

Purchase a printed copy of this issue for $10.00.
SILICON CHIP GENUINE SAV IINGS NGS AUTO PARTS WASHER SAND BLAST CABINET HP-20 HYDRAULIC PRESS HIGH VOLUME LOW • Includes fusible safety link hinge • 240V • 590 x 500 x 360mm • Bench model • Steel cabinet • Includes: work light, ceramic nozzles, gun & gloves • 20 tonne capacity • 565mm between post • Spring return ram • Includes bending plates FREE BRUSH (A376) FREE BUSH DRIVER SET (P030) 22 Litre 180 (S288) HAND SHEARS 79 (A370) VERNIER CALIPERS 249 (P144) AIR DIE GRINDER 1/4" $ $ 4-way measuring $ • Supplied with 10 grinding stones with 1/4" & 1/8" collets • Cushion grip handle • Both metric and imperial graduations 32 (M720) 34 (M725) $ 300mm/12" 76 (M726) POCKET PROTRACTOR $ 150mm/6" $ 200mm/8" CAP. BLADE LENGTH 4mm 150mm 6mm 300mm THREAD GAUGE • 150mm rule length • Stainless steel • Range: 0-180º 89 (S186) 149 (S188) AIR DUSTER GUN • 1 x gravity feed 1.7mm needle • 1 x gravity feed 1.0mm needle • 1 x pressure regulator with gauge • Consumption 3.5-7.1 cpm • Spray pattern adjustment dial • Operating pressure 29-50psi • 3 piece (A250) (A251) 100mm $9 (A250) 89 (S344) 325mm $13 (A251) SPECIAL AIR ACCESSORY AIR COMPRESSOR • 36 litre tank KIT $ • • • • Spray gun & pot Degreasing gun with pot - long nozzle Tyre inflator with gauge Dusting gun with self coil hose • 2.75hp 240V motor • 205L/min free air delivery • V-Twin pump $ $ 28 Whitworth / 24 Metric $ 39 (A051) ENGINEERS SQUARES $ 14 (70-610) 35 (S445) SCRIBERS 409 (C327) RULES $ $ • Precision ground tungsten carbide scribe tip with pick up magnetic end • Metric graduations on one side & imperial graduations on the reverse side • Rust and wear resistant for durability • Made of hardened & tempered stainless steel with satin chrome finish (70-631) • Straight and 90O hardened steel tips 55 & 60º (70-630) RADIUS GAUGES $ 1-7mm 20 (70-614) $ 7.5-15mm 28 (70-615) 26 (70-601) OUTSIDE MICROMETERS PRESSURE SPRAY GUN KIT Size 150mm/6” 27 (70-644) $ 300mm/12” Size Type 35 (70-645) $ $ 190mm Double ended 9 (70-630) 600mm/24” 39 (70-646) $ $ 145mm Pen type 19 (70-631) 1000mm/40” 60 (70-647) AL-30 BENCH LATHE & HM-10 MINI MILL DRILL PACKAGE 75mm 100mm 150mm 255mm $ COMBINATION SETS $ Type $ $ $ $ 6 13 19 24 (70-620) (70-621) (70-622) (70-623) AL-30 (10-102) 39 (10-102) 25-50mm 50 (10-105) $ 50-75mm 60 (10-107) $ 75-100mm 70 (10-110) $ Metric/Imperial 0-1” 41 (10-101) $ $ 89 (Q200) 12”/300mm 1-2” 50 (10-103) $ 2-3” 60 (10-106) Metric $ $ 3-4” 70 (10-109) 89 (Q200A) 300mm INDUSTRIAL STEP DRILLS INDUSTRIAL DRILL SETS 0-25mm $ $ • Suitable for sheetmetal • Industrial quality • HSS M2 bright finsih • Sizes: 4-12 x 1mm 6-20 x 2mm 6-30 x 2mm • Metric set • 25 piece • Precision ground flutes • HSS M2 bright finish • 118º split point centre • 1-13mm range $ 88 (D1271) • Imperial set • 29 piece • Precision ground flutes • HSS M2 bright finish • 118º split point centre • 1/16 - 1/2” range $ 88 (D1281) 70 (D1071) $ • 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 • 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 5 Piece File Set (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 31-07-11 www.machineryhouse.com.au 106  Silicon Chip Sydney: Northmead Ph: (02) 9890 9111 Melbourne: Dandenong Ph: (03) 9212 4422 siliconchip.com.au (07) 3274 4222 Brisbane: Coopers Plains Ph: Perth: Belmont Ph: (08) 9373 9999 5_SC_290611 Range