
Zac O'Vadka
Power Supply EditorLocation: Indiana, USA
zacovadka at tweaktown dot com
Zac provides profession IT support by day, but plays the role of enthusiast by night. He's been building high-end custom computer for the nearly fifteen years and writing PC hardware reviews for the better part of a decade. Aside from computers, he also dabbles in quite a bit of home A/V equipment.
Throughout the years, Zac has picked up an extensive knowledge of power circuitry and leverages this to provide the PSU reviews. When not found testing or writing, you can often find him speeding through the winding countryside on his motorcycle.
You can find Zac O'Vadka on Google+ and Twitter
Zac O'Vadka has written 480 pieces of content on TweakTown, they are listed below:
- CPU-Z 1.52 Beta Available
- Symantec Announces NAV & NIS 2010 Beta
- Phenom II X4 955 BE Breaks 7GHz
- McAfee Declares Their Own App A Trojan
- Intel Brands Gulftown as Core i9
- AMD Prepares For Suzuka Opterons
- FurMark Updated To Version 1.7.0
- Thermaltake Unveils ProWater PW880i LCS
- More Info On Phenom II X3 Unlocking
- iPhone 3G S Users Complain About Battery Life
- DangerDen Readies GTX 295 V2 Water Block
- EVGA Launches X58 SLI Micro Motherboard
- YouTube Doubles Size For Uploaded Videos
- Microsoft May Allow Multi-PC Installs Of Windows 7
- Even In Death, Michael Jackson Still Haunts Many
- HP Launches First Istanbul Powered Workstations
- Foxconn and Pegatron Land Slim PS3 Contracts
- NVIDIA ION 2 To Have More Than Twice ION's Shaders
- Sony Walkman Celebrates 30th Anniversary
- Blizzard Announces No LAN Support For Starcraft II
- Windows 7 Build 7264 Leaked
- Koolance Intros Single PCB GTX 295 Waterblock
- XFX Creates New ATI Brand
- AMD Launches Phenom II TWKR CPU
- Apple Confirms New Batteries For MacBook Air
- Microsoft Windows 7 On Flash Drives?
- Intel Plans New SSDs Much Sooner Than Expected
- EVGA SLI Enhancement Patch 13 Released
- Apple Sued For False Advertisement
- Corsair Launches 128GB and 64GB Perf Series SSDs
- Microsoft Says No Windows 7 Upgrades For Europe
- iPhone 3GS Jailbreak/Exploit Confirmed
- Apple Approves 1st iPhone App with Nudity
- Mvix Ultio MX-800 Ready For Launch (Exclusive)
- OCZ Turbo Charges Vertex SSDs
- Microsoft Pulls Security Essentials Download
- Microsoft Launches Security Essentials Beta
- Buffalo Announces 16GB Super Compact Flash Drive
- VIZIO unveils 8 new XVT Series TV's
- Shuttle Launches X50 All-in-One Barebone
- OCZ Official Statement - SSD Warranties(Exclusive)
- Apple Fixes SATA 3.0 Gbps Issue For Macbook Pro
- NVIDIA Releases 186.18 WHQL Drivers
- WD 2TB Drive With 64MB Cache Spotted
- OCZ Gives Longer Warranties On Some SSDs - UPDATED
- More Details on AMD's Phenom II TWKR CPUs
- Pentium II 266 Runs Windows 7
- iPhone 3G S Gets Disected
- Leadtek Details Their Single-PCB GTX 295
- Apple Gives iTunes Credit For 3GS Activation Issue
- Win 7 Bulid 7232 May Reveal Final Wallpaper
- Istanbul Opterons Finally Available
- Microsoft Morro Gets A Retail Name
- ASUS Maximus III Formula First Look (Exclusive)
- Patriot 128GB Magnum Drive Pictured (Exclusive)
- ECS Working On Fastest GTS 250 Available
- Microsoft Extends XP Downgrades Another Year
- Inno3D Launches GTX 295 Platinum Edition
- iPhone OS 3.0 Available Now!
- Patriot Launches 128GB Magnum USB Flash Drive
- Intel Has Q9505 Yorkfield In The Works
- Microsoft Wants $45-$55 For Windows 7 Starter
- AMD Readies Two More 45nm Processors
- CyberPower Offers World's Fastest Gaming Laptop
- ASUS MARS 295 Up For Preorder
- GIGABYTE Puts DualBIOS On All Their Boards
- Foxconn Shows Off Inferno Katana P55 Motherboard
- AMD Releases Catalyst 9.6 Drivers
- PNY Introduces Optima High Speed SSDs
- ASUS Shows Off Seamless Experience Of The Future
- G.SKILL Launches World's Fastest 2133MHz Memory
- Intel Bringing New Core i7 and Celeron CPUs
- ASUS ROG Maximus III Motherboard Pictured
- AMD Quietly Launches X4 905e Processor
- AMD Phenom II Black Edition TWKR
- Legal Blu-ray Copying Gets Green Light
- AT&T And Apple Detail iPhone 3G S Launch
- Microsoft Readies Beta Antivirus
- Download IE8 To Help Fight Hunger
- Corsair Extends Cooling Fins On Dominator/GT RAM
- MSI Adds SLI Support For All Its X58 Motherboards
- Everest Ultimate 4.6 With Free License
- AMD Planning On Dropping GPU Prices
- BFG Readies H2O Cooled Single PCB GTX 295
- Tyan Shows Off New ATI Chipset
- Apple Finally Adds Tethering and MMS to iPhone
- Hexus takes GIGABYTE Factory Tour
- EVGA Launches GTX 285 Mac Edition
- Apple To Offer Snow Leopard For $29
- ASUS Shows Off P57 Based Motherboard
- Kingston Announce HyperX Fan Memory Coolor
- AMD G34 Motherboards Spotted At Computex
- Kingston Aims To Make SSD Upgrades A Breeze
- New ATI GPU Company Pops Up: VTX
- EVGA Launches X58 SLI LE Motherboard
- Larabee Performance Rivals That Of GTX 285
- Intel Launches Core i7 975, 950 Processors
- ViewSonic Launches Three New Widescreen LCDs
- SilverStone Shows Off 1500W Monster PSU
- Microsoft Gives Windows 7 An Official Release Date
- Intel Breaks 3GHz With Penyrn Core 2 Duo Processor
- J&W Confirms SLI Support For P55 Motherboards
- ATI Launches Theater HD 750 Tuner
- AMD Gives RV870 Its Codename
- OCZ Shows Off New DIY Notebook
- AMD Launches Six-Core "Istanbul" Opteron
- Vista SP2 Freeing Up Massive Disk Space
- Microsoft Expands On Windows 7 Starter Ed.
- Onkyo Expands Its Monitor Lineup
- Next-Gen iPhone Gets Pictured
- Alienware Breaks Its Own NDA
- CPU-Z 1.52 To Bring New Features
- Super Talent Upgrades Dell Mini 9 Storage
- Lynnfield And P55 To Launch September 1st
- Sparkle Launches GTX 285 Plus
- ASUS Doubles Up On GTX 285
- Razer Launches Ultrathin Gaming Surface
- Shuttle Launches Nano Powered Mini PC
- Super Talent Releases New MasterDrive SSDs
- Patriot Announce Corza NAS Unit
- New Core i7 CPUs Listed For Purchase
- Microsoft Unveils Finishing Touch For Windows 7
- GIGABYTE Announces Overclocked GTX 260
- Intel Previews Nehalem-EX Xeon Processor
- AMD Planning Three DX11 Cards By End Of Year
- Microsoft Confirms Zune HD Rumors
- GIGABYTE Launches Luxury Wireless Mouse
- Lenovo IdeaPad S12 Gets ION chipset
- 2.66GHz Core i5 Lynfield Gets Benched
- Windows 7 Starter Hardware Limits Leaked
- XFX Branching Out Into PSU's
- Intel Delays Tukwila Itanium... Again
- Galaxy Unveils Fan-Card GPU Cooler
- FirstZoom.tv Promotes DFI DKX58 Mobo With HD Video
- ASUS Launches On The Fly Overclocking Controller
- ASUS P7P55 Pro Core i5 Motherboard Pictured
- AMD, GIGABYTE, OCZ, FiringSquad OC Contest
- New iPhone Could Come Next Month
- OCZ Introduces Summit Series SSDs
- Intel Details Next-Gen Atom Plans
- Apple Says iPhone/iPod Is Totally Shocking
- Single-PCB GTX 295 Not Coming Till End Of June
- ATI Officially Launches Catalyst 9.5 Drivers
- Intel To Announce 8-Core Xeon Next Week
- Acer Working On High Def Aspire One 571
- Get Your Flame On
- ASUS Paper Launches Crosshair III Motherboard
- NVIDIA G300 Specifications Leaked
- NEC Intros World's First USB 3.0 Host Controller
- EVGA GTX 285 2GB FTW Edition Launched
- Office 2010 Tech Preview Leaked
- EVGA Releases SLI Enhancement Patch Update
- NVIDIA Tapes Out GT300
- Apple Releases Mac OS X 10.5.7 Update
- Super Talent Upgrades UltraDrive SSDs
- Patriot Announces DDR3 Reg. ECC Line Of Modules
- Google To Reshoot All Japanese Street View Photos
- ASUS Crosshair III Formula Motherboard Spotted
- HP Says 70,000 Batteries Need To Come Back
- Alienware Readies Allpowerful Line
- 3rd Gen iPhone Specs Leaked
- PowerColor Launches Radeon HD 4770 AGP Card
- SAPPHIRE HD 4890 ATOMIC Is Fastest 4890 Yet
- Corsair Launches 256GB High Perf. SSD
- Microsoft Says Windows 7 Coming For Holidays
- Koolance Releases LN2 Evaporator
- Microsoft Sheds Light on Windows 7 Activation
- ASUS Eee PC T91 To Hit UK Within About A Month
- AMD Readies 14 New AM3 Processors
- Microsoft To Test Windows 7 Updates
- Corsair Predicts 8GB Memory Kits To Be The Norm
- NVIDIA Continues To Lead Windows 7 Readiness
- 3D Realms Goes Out Of Business
- In-Flight Broadband Really Taking Off
- Psystar Mobile OS X Solution In The Works
- Windows 7 SSD Improvements Outlined
- iPhone OS 3.0 Beta 5 Avaiable
- AMD And ATI Finally Become One
- Arctic Cooling Intros World's 1st Core i5 Coolers
- Intel Gives Core i7 975 A Price
- Blizzard Opens StarCraft 2 Beta Signups
- GIGABYTE GO OC Contest Offering Five Motherboards
- AMD Wants To Show Link to Video Games And Learning
- Apple Rummored To Bid On Twitter
- Linux Users Finally Reach 1% Of All PC's
- BlizzCon Tickets Go On Sale May 16
- Microsoft Confirms Vista Availability Through 2011
- Corsair Readies 750W HX Series PSU
- ASUS P6T7 WS SuperComputer Motherboard Coming Soon
- GMABooster More Than Doubles Intel IGP performance
- Windows 7 Release Candidate Goes Public
- Intel's Lynnfield To Be Useless The First Month
- Windows 7 System Requirements Finalized
- Phenom II X4 955 Breaks 7GHz
- XFX First To Use Premium Reference Cooler For 4770
- NVIDIA Gives Mac Special GTX 285
- AMD Celebrates 40th Anniversary With Contest
- Sapphire Bringing 1GHz Radeon HD 4890
- Intel's G55 iGPU Might Not Suck
- Windows 7 Coming October 23rd
- Apple May Be Readying Blu-Ray Equipped Macs
- Scammers And Spammers Waste No Time With Swine Flu
- Microsoft Details Windows 7 XP Mode Requirements
- EVGA Precision Updated to v1.7.1
- Intel Launches New SFF Motherboards
- Microsoft Increases Security In Windows 7 For USB
- Windows 7 Editions Become Further Defined
- Radeon HD 5870 Specs Revealed
- AMD Launches Athlon X2 7850 Processor
- AMD Phenom II X4 955 Hits 6696MHz
- ATI Officially Launches Radeon HD 4770
- NVIDIA GT300 Bringing Big Changes
- XP Keeps Intel's GN40 Netbooks From Full Potential
- Apple Revenue Soars Despite Poor Economy
- City Owned Cable Service Challenged By Time Warner
- Warner Bros Offers HD DVD Trade-in Program
- EVGA Introduces X58 Waterblock
- AMD Bringing Six-Core Opterons In May
- Intel Cutting SSD Prices April 26th
- OCZ Z-Drive PCI-E SSD Coming Soon, Details Emerge
- AMD Slashes Processor Prices
- ATI To Bring DirectX 11 Cards This Summer
- Western Digital Launches 2TB Enterprise Green HDD
- Oracle Buys Sun Microsystems for $7.4 Billion
- Intel Slashes Chip Prices, Adds Two New Procs
- Radeon HD 4770 To Be Scarce At Launch
- OCZ Releases MiniPCI-Express SSD
- Intel Core i5 Specs Surface
- Team Group Team Elite Triple Channel DDR3 Kits
- Intel Working Towards 320GB SSD For Q4 2009
- Radeon HD 4890 Overclocked To 1.2GHz
- AMD To Bring Fusion In 2011
- Five Stage Cascading Phase Change Cooler
- Microsoft Zune Getting HD Upgrade
- Intel Clarkdale Spotted In The Wild
- AMD Athlon X2 7850 & Phenom II X4 955 A Week Away
- EVGA Updates SLI Enhancement Patch
- Intel Core i5, P55 Pushed Back To October
- X360 Gets Extended Warranty For "E74" Issues
- Bluetooth 3.0 Specs Coming April 21
- NVIDIA Selling G98 Chips For $10
- Windows 7 Supports Native ISO Burning
- Intel Updates SSD Firmware
- ASRock X58 Motherboard Sets Core i7 950 OC Record
- Australia Wins GO OC Pan Asia Championship
- PowerColor Bringing Water Cooled HD4890 Next Week
- Super Talent First To Market With 512GB SSD
- Catalyst 9.4 Drivers Released
- Intel Launches New Atom Processors
- Amazon And Wal-Mart Raise MP3 Price
- Intel Puts Five Xeons On The Chopping Block
- GIGABYTE Releases Specs For New Netbooks
- OCZ Introduces PCP&C UPS
- 23 NVIDIA GTX 295's Inside A Single Rig
- NiBiTor 5.0 Released
- Google Reveals Data Center Secrets
- Pretec Shows Off First SSD with Power Over eSATA
- Scientists Develop New Material For Better Cooling
- Intel Redesigns Chip Logos And More
- EVGA Releases SPD Utility For X58 Classified
- Intel Says Late 2009/Early 2010 For Octa-Core Xeon
- Next-gen iPhone To Get 3.2MP Camera
- ASUS GTX 275 Features Fuse Protection Technology
- Albatron No Longer NVIDIA Exclusive
- AMD Athlon II Quad And Triple Core CPU's Delayed
- GIGABYTE Extends SLI Support on Entire X58 Series
- Sony Releases PS3 2.70 Firmware
- Sweden Introduces New Anti-Piracy Law
- Razer And Valve Co-develop FPS Game
- SuperTalent Develops 2048 GB PCIe RAID SSD
- Palit First To Ship GTX 275
- AMD Officially Launches ATI Radeon HD 4890
- WD Updates WD TV Firmware
- NVIDIA GTX 390 - Quad SLI On Single Card
- NVIDIA Moves GTX 275 Launch Date to April 2nd
- Apple May Be The Entering Netbook Market
- EA Begins Taking New Stance On DRM
- EVGA Updates SLI Enhancement Patch
- Corsair Voyager Gets One Touch Backup Solution
- OCZ Introduces DIY Netbook
- Intel Rolls Out New Xeon Processors
- VIA Shows Off EITX-3000 Motherboard
- NVIDIA Unveils nForce 980a SLI Motherboard
- Verizon To Sell Netbooks
- Macbook Pro Fights Truck To The Death
- NVIDIA Redesigning GTX 295
- Microsoft Confirms Windows 7 RC In May
- US Companies Lose $2.8B A Year Leaving PC's On
- Microsoft Office 14 Details Emerge
- Foxconn Announces Renaissance II X58 Motherboard
- Dell Confirms MID Or Smartphone In Development
- OS X To Get A Facelift With Snow Leopard
- Hitachi Introduces New Ultrastar Enterprise HDD
- Valve Updates Steam To Make DRM Obsolete
- Crytek Shows Off CryENGINE3 - For Consoles
- Radeon HD 4890 Shipments Begin
- Lan Li Launches PC-B10 Mid Tower Chassis
- BFG Announces EX-1200 Modular Power Supply
- Bigfoot Launches Killer Xeno Gaming Network Card
- ASUS Preps Non-Reference Radeon HD 4890
- Intel Atom Z550 Hits 2.0GHz
- MSI Rolls Out 5 New Radeon 4600 "HTPC" Cards
- Smoothcreations Unveils Reaper i7 Value Series
- Apple Updates iTunes With HD Movies
- NVIDIA GTX 275 Specs Rumored
- Phenom II X3 720 Hits 6.16GHz
- NVIDIA Brings PhysX to PS3, Wii
- EVGA SLI Enhancement Patch Updated
- Acer Predator Desktops Get Recalled
- Intel Gearing Up For New Core i7 CPU's
- NZXT Panzerbox Gaming Chassis Released
- Microsoft IE8 Now Available
- ECS Announces G43T-M3 Motherboard
- ATI Catalyst 9.3 Drivers Available
- Shuttle Introduces X Vision X50 SFF PC
- Catalyst 9.3 Delivers 1st Unified Windows 7 Driver
- Radeon HD 4890 Pictures, Price, Specs
- Iomega Updates StorCenter ix2 NAS
- AMD Phenom II X4 955 Confirmed
- Sapphire Pure CrossFireX 790GX In the Wild
- Boston-Power Ecolabel-Cert Sonata Batteries Avail.
- Phenom II X4 955 ES Chip Spotted
- Dell Adamo To Launch Tomorrow
- Broken Mobile GPU's Cost NVIDIA Millions
- Mushkin Introduces Their First SSD's
- NVIDIA Cancels NVISION 09
- Buffalo Designs External SSD for Eee PC
- Windows 7 To Shutdown Faster
- iPhone 3.0 Finally Gets Copy and Paste
- Microsoft Issues Fix For Low Crossfire Performance
- NVIDIA BIOS Editor (NiBiTor) 4.9 Released
- President Of Sony France Being Held Hostage
- Conficker Removal Tool Finally Developed
- NVIDIA Backs Down On 9800GT Rebranding
- Asustek To Reorganize...Again
- Catalyst 9.3 Drivers Coming March 18
- New Info On ASUS Rampage II Gene Motherboard
- Internet Explorer To Get Axed After IE8
- Nintendo Raises Price On Wii In UK
- EVGA Launches X58 Classified Motherboard
- Fusion-io Announces World's Fastest SSD
- EVGA Announces Loaner Program
- USB 3.0 Test Spec To Be Finalized In June
- Galaxy Preps GTX285 With 2GB Memory
- Microsoft Announces Notebook Cooler
- NVIDIA Cuts GTX260 Price, ATI Gives One Too
- Pretec 666x Is Now World's Fastest CF Card
- Fake iTunes Gift Cards Really Work
- Man's Prosthetic Finger Conceals Flash Drive
- OCZ Working On New NIA
- BFG intros watercooled GTX 285 H2O graphics card
- MSI Unveils AMD DDR2/DDR3 Combo Motherboard
- Intel Pentium Dual Core E3200 Sighted
- Silicon Power intros Xpower Overclocking DDR2 RAM
- Samsung Shows Off 24 SSD's In RAID 0
- Radeon HD 4890 X2 A Possibility
- EVGA Precision 1.5.0 Available For Download
- Intel Nehalem Xeon EP Chips Available March 31
- Metallica Pirates Their Own Music
- Samsung Launches 1.5 Terabyte 'EcoGreen' F2EG HDD
- Dumbest Gadgets Ever All Together
- Thousands Wait In Line for Resident Evil 5
- Adobe PDF Zero-day Exploit - Now Without Clicking
- Catalyst 9.4 Drivers Leave Many GPU's Behind
- CMStorm Launches Scout Gaming Chasis
- ASRock Enables CrossFire For nForce 740i SLI
- abit Goes Completely Out Of Business
- New Windows 7 Build Leaked To Torrent
- GIGABYTE Open Overclocking Championship Underway
- Vista/Server 2008 SP2 RC Available To Public
- OCZ Demo's 1TB SSD RAID-0 PCIe x8
- GIGABYTE and ECS Show Off P55 Core i5 Boards
- NVIDIA To Update Windows 7 Drivers Regularly
- OCZ Is NOT Recalling PSU's
- Microsoft Starts Clothing Collection
- Corsair Develops Their First PC Case
- EVGA SLI Enhancement Patch Updated
- OCZ Recalls EliteXstream PSU's
- Core i5 motherboards sighted from Asus and MSI
- ATI Radeon HD 4890 Launches April 6
- Spansion Files Bankruptcy
- LG Spyder Phone Recalled, Drops 911 Calls
- Puget Systems Offer Free Windows 7 Upgrade
- Antec Introduces TruePower New PSU's
- Scientists Make Ultra High Capacity Storage Work
- AMD To Ship 32nm In 2010
- Pioneer ships BDR-203BK Blu-Ray Burner
- Toshiba Intends To Purchase Fujitsu's HDD Business
- ASUS "Marine Cool" Motherboard Concept
- Toshiba Developing Video Wallpaper
- ZOTAC Unleashes GeForce GTX 285 Infinity Edition
- AMD Steps In On Unlocking Phenom X3's
- GIGABYTE To Show Off Three New Netbooks at CeBIT
- Silicon Power introduces 64GB eSATA/USB SSD
- Windows Vista/Server 2008 SP2 Hits RC Stage
- Intel Plans Two New CULV Processors
- Buffalo To Release Three New 2.5" SDDs
- Microsoft Launches SideWinder X8 Mouse
- 53Ghz Of Power In A Single PC
- AMD Says Instanbul Is Right On Track
- NVIDIA To Launch GTX 280M and 260M At CeBIT
- ASUS Supports Breast Cancer Research, Pink Eee PC
- Intel Demos 32nm Clarkdale Samples
- Quake Live Beta Goes.... Live!
- Windows 7 Release Client Coming April 10
- Hitachi GST Purchases Fabric, Inc.
- Palit Releases 1st Custom Designed GTX285 2GB
- NVIDIA Embraces VIA Nano for Ion 2
- ASUS M3A-H/HDMI Catches On Fire
- Make Windows XP Look Like Windows 7
- NVIDIA Tells AIB's Who They Can Sample
- AMD Demo's Istanbul
- Honeywell Shows Off 82" 120Hz HDTV
- Foxconn X58 Flaming Blade Spy Pics
- Comcast Speaks About 2009 Plans
- Western Digital Unveils New NAS
- Intel Discontinues Core 2 Extreme
- Silicon Power Releases 256GB SDD
- OCZ Releases Illuminati Keyboard
- Gigabyte to Buy Back 10 Million Shares
- Mobility Radeon 4870X2 Just Days Away
- New Thermaltake HTPC Cases Coming Soon
- Bluetooth Over Wi-Fi is Blazing Fast
- Blizzcon 2009 Details Emerge
- MSI Adds to AM3 Ready Motherboards
- Linksys and Trend Micro Team Up Inside Your Router
- hhgregg Stores to Accept Circuit City Gift Cards
- Telstra Offers World's Fastest Wireless Broadband
- OCZ Summit Series 250GB SSD Preview
- OCZ Updates Vertex SSD
- GIGABYTE Announces Support for AM3/AM2+ CPUs
- Thecus to show off new NAS servers at CeBIT 2009
- Shuttle Unleashes SX58H7 in Prima Series
- Wine 1.1.15 Now Available
- Eurocom Announces World's First G200M SLI Notebook
- Asustek and MSI Announce Layoffs
- RV790 and RV740 To Launch in April
- Midway Games Files Bankrupcy
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