Main public logs
This is a combined display of all logs except the patrol, review, tag and thanks logs:
- Who performed the action – enter their name without prefix under "Performer".
- The page or user affected by an action – enter the page or user name (prefixed with "User:") under "Target".
- 14:48, 14 May 2007 C J Cowie talk contribs uploaded File:PWM VFD Diagram.png (Excerpted from a copyrighted Powerpoint presentation and donated by the author)
- 18:12, 20 December 2006 C J Cowie talk contribs moved page Epri to EPRI
- 17:33, 20 December 2006 C J Cowie talk contribs moved page Electric power research institute to Electric Power Research Institute
- 22:06, 13 November 2006 C J Cowie talk contribs uploaded File:12-pulse inverter cjc.png (12-pulse inverter circuit, drawn by C J Cowie using MicroGrafx Designer)
- 20:25, 13 November 2006 C J Cowie talk contribs uploaded File:3-phase inverter cjc.png (3-phase inverter circuit with wye connected load, drawn by C J Cowie using MicroGrafx Designer)
- 19:42, 13 November 2006 C J Cowie talk contribs uploaded File:H-bridge inverter cjc.png (H-bridge inverter circuit with transistor switches and antiparallel diodes, drawn by C J Cowie using MicroGrafx Designer)
- 19:36, 13 November 2006 C J Cowie talk contribs uploaded File:H-bridge inverter cjc.png (H-bridge inverter circuit with transistor switches and antiparallel diodes, drawn by C J Cowie using MicroGrafx Designer)
- 17:14, 13 November 2006 C J Cowie talk contribs uploaded File:6-step waveform CJC.png (3-phase inverter circuit showing six-step switching sequence and voltage between terminals A and C -- drawn by C J Cowie using MicroGrafx Designer)
- 21:11, 31 October 2006 C J Cowie talk contribs uploaded File:Squarewave01CJC.png (Square wave with fundamental sine wave component, 3rd harmonic and 5th harmonic (by C J Cowie using MS Excel,MicroGrafx Designer and Adobe Photoshop Elements))
- 17:09, 15 October 2006 C J Cowie talk contribs uploaded File:CJC Computer sm.jpg
- 22:10, 1 September 2006 C J Cowie talk contribs uploaded File:ACPower01CJC.png (Instantaneous and average power calculated from AC voltage and current with a lagging power factor. by C J Cowie using MS Excel,MicroGrafx Designer and Adobe Photoshop Elements)
- 22:05, 1 September 2006 C J Cowie talk contribs uploaded File:ACPower01CJC.png (Instantaneous and average power calculated from AC voltage and current with a lagging power factor. by C J Cowie using MS Excel,MicroGrafx Designer and Adobe Photoshop Elements)
- 21:26, 1 September 2006 C J Cowie talk contribs uploaded File:ACPower03CJC.png (Instantaneous and average power calculated from AC voltage and current with a zero power factor. by C J Cowie using MS Excel,MicroGrafx Designer and Adobe Photoshop Elements)
- 21:25, 1 September 2006 C J Cowie talk contribs uploaded File:ACPower02CJC.png (Instantaneous and average power calculated from AC voltage and current with a unity power factor. by C J Cowie using MS Excel, MicroGrafx Designer and Adobe Photoshop Elements)
- 20:28, 1 September 2006 C J Cowie talk contribs uploaded File:ACPower01CJC.png (Instantaneous and average power calculated from AC voltage and current with a lagging power factor. by C J Cowie using MS Excel,MicroGrafx Designer and Adobe Photoshop Elements)
- 16:16, 25 August 2006 C J Cowie talk contribs uploaded File:Xfmr01CJC.png (Transformer diagram as presented by typical engineering texts.)
- 17:53, 27 June 2006 C J Cowie talk contribs uploaded File:Dynamometer01CJC.png (Drawing of a dynamometer setup with an engine connected. Drawn by C J Cowie)
- 03:01, 4 April 2006 C J Cowie talk contribs uploaded File:SCR1369.jpg (SCR, rated about 100 amperes, 1200 volts, 1/2 inch stud, photographed by C J Cowie)
- 21:52, 14 March 2006 C J Cowie talk contribs uploaded File:Inverter ckt 01cjc.png (Simple inverter circuit diagram drawn by the contributor)
- 17:00, 14 March 2006 C J Cowie talk contribs uploaded File:Inverter CJC01.jpg (Radio Shack 12 VDC to 115 VAC 140 watt portable power inverter photographed by the contributor.)
- 02:14, 17 January 2006 C J Cowie talk contribs uploaded File:Pliers slip 01CJC.png (Slip joint pliers)
- 02:13, 17 January 2006 C J Cowie talk contribs uploaded File:Pliers crimp 01CJC.png (Wire stripping and terminal crimping pliers with bolt cutter)
- 01:40, 17 January 2006 C J Cowie talk contribs uploaded File:Transistor Module 01CJC.png (Transistor switch module with large screw terminals and small fast-on terminals)
- 20:57, 16 January 2006 C J Cowie talk contribs uploaded File:Terminal Blocks 01CJC.png
- 20:55, 16 January 2006 C J Cowie talk contribs uploaded File:Terminal Blocks 01CJC.png
- 22:55, 14 January 2006 C J Cowie talk contribs uploaded File:ETL c-us.jpg (ETL listing mark with "c" and "us" indicating that the product to which the mark is attached is certified for both Canadian and U.S.A. markets.)
- 22:54, 14 January 2006 C J Cowie talk contribs uploaded File:UL c-us.png (UL listing mark with "c" and "us" indicating that the product to which the mark is attached is certified for both Canadian and U.S.A. markets.)
- 22:52, 14 January 2006 C J Cowie talk contribs uploaded File:CSA c-us.png (CSA listing mark with "c" and "us" indicating that the product to which the mark is attached is certified for both Canadian and U.S.A. markets.)
- 02:54, 13 January 2006 C J Cowie talk contribs uploaded File:PExdcr01CJC.jpg (Pneumatic to electrical signal transducer circuit)
- 02:17, 13 January 2006 C J Cowie talk contribs uploaded File:Motors01CJC.jpg (Largest motor: 1 Hp (750 W) Next largest: 25 W Small motors: CD player motor, toy motor, CD drive head traverse motor)
- 20:49, 12 January 2006 C J Cowie talk contribs uploaded File:Transformer03CJC.jpg (Single phase stepdown transformer rated 100 VA or so, primary 115 V, dual secondaries, 48 V CT.)
- 20:04, 12 January 2006 C J Cowie talk contribs uploaded File:Engineer02GP.jpg (Copy of a print "The Engineer" by Gary Patterson.)
- 19:32, 12 January 2006 C J Cowie talk contribs uploaded File:HitachiJ100A.jpg (Hitachi J100 adjustable frequency drive chassis. Photographed by C J Cowie)
- 20:07, 29 December 2005 C J Cowie talk contribs uploaded File:Transformer 01.jpg (Three phase dry-type transformer 200 KVA or so Scanned from original transparency created under my supervision and appropriated by my own authority upon the closing of the business.)
- 15:10, 23 December 2005 C J Cowie talk contribs uploaded File:Power Triangle 01.png
- 23:38, 8 December 2005 C J Cowie talk contribs uploaded File:Wye Delta 01.png
- 23:37, 8 December 2005 C J Cowie talk contribs uploaded File:Wye delta 01.png
- 21:26, 8 December 2005 C J Cowie talk contribs uploaded File:Columbia Ammeter 02.jpg (Photographed by the contributer)
- 17:22, 8 December 2005 C J Cowie talk contribs uploaded File:Variable Transformer 01.jpg (Photographed by the contributer)
- 23:48, 28 October 2005 C J Cowie talk contribs uploaded File:PWM VFD Waveform.png (Excerpted from a copyrighted Powerpoint presentation and donated by the author)
- 22:30, 28 October 2005 C J Cowie talk contribs uploaded File:PWM VFD Diagram.png (Excerpted from a copyrighted Powerpoint presentation and donated by the author)
- 18:44, 28 October 2005 C J Cowie talk contribs uploaded File:Small VFD 2.jpg (Product photographed by the contributor)
- 18:42, 28 October 2005 C J Cowie talk contribs uploaded File:Small VFD 2.png (Product photographed by the contributor)
- 17:07, 28 October 2005 C J Cowie talk contribs uploaded File:VFD System.png (Excerpted from a copyrighted Powerpoint presentation and donated by the author)
- 21:10, 3 October 2005 C J Cowie talk contribs uploaded File:AF Drive V Hz Etc.png (C J Cowie)
- 00:27, 27 September 2005 C J Cowie talk contribs uploaded File:Fan Pump and Motors.jpg
- 21:22, 26 September 2005 C J Cowie talk contribs uploaded File:CJC Computer sm.jpg (C J Cowie self portrait)
- 14:01, 26 September 2005 User account C J Cowie talk contribs was created
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