Maximum mA for each kVp selection: kVp Small Spot Max mA Large Spot Max mA 80 300 400 100 240 480 120 200 600 140 170 515

• Thermal Ratings: - Maximum Anode Heat Content (Reference: IEC 60613): The maximum anode heat capacity: 4.7 MJ (6.3MHU)

• X-ray tube assembly fan angle is a minimum of 56.37° • Average time to replace tube: < 9 hours High Voltage Generation • High-frequency on-board generator. Continuous operation during scans.

• kVp: 80, 100, 120, 140 • Max Power: 72kW • If distance from iso center to detector is same, the "Short Geometry Design" makes Optima™ CT660 72kW generator power can be equivalent to 89kW relative to conventional long geometry scanners • mA: 10 to 600mA, 5mA increments 600mA is available only for ShapShotPulse* study. V-Res Detector

• 58,368 individual elements composed by 64 rows of 0.625 mm thickness at isocenter

• 64 rows x 912 Elements (888 active elements; other elements for reference)

• 99% absorption efficiency (at 120 kV) Data Acquisition System

• 64 Slice configuration • 2 - 0.35 second scan • 2,460 Hz maximum sample rate • 861 - 1968 views per rotationScan/Control Unit Scan /Control Unit Optima™ CT660's console is designed as a silent operator consol, up to 80% noise reduction compared to prior GE technology. Host Computer CPU Intel E5540 DUAL 2.53GHz Quad Core Xeon Processors QPI O/S 64-bit Cache x 6MB shared L2 Cache RAM 24GB DDR3-1333MHz Graphics Card Nvidia Quadro FX1800 PCI Express 16x Reconstruction Unit Commercial-Off-The-Shelf Graphics Processor add-in card Storage Applications & Images 146GB 10,000 rpm miniSAS HDD Image Disk 146GB 10,000 rpm miniSAS HDD Scan Data Storage 5 x 300GB SAS 15,000rpm HDD 1,792GB Disk(system, image, scan disks) stores up to 250,000 512*2 images and 3520 scan rotations at 64 slice mode or up to 1,500 scan data files, or up to 300 exams. Software Architecture

• Software architecture based on industry standards and client-server design Peripherals

• Scan control keyboard assembly with intercom speaker, microphone and volume controls.

• Color LCD monitors (2 standard): - 19 inch diagonal width - 1280 x 1024 dot resolution - Horizontal & Vertical viewing angle: 176 degrees - Horizontal synchronization range: 31.5 - 81.1 kHz - Vertical synchronization range: 50 - 85 Hz

• DVD-RAM (Scan Data & System State): - 9.4 GB total. 4.7 GB per side - Assigned for Scan Data and System State (Protocol files)

• DVD-R/CD-R (DICOM Interchange): Optima™ CT660 GE Healthcare EMEA Product Description – Rev 2 March, 2010 Page17/18 Asterisk*: Option - 4.7 GB capacity (DVD) - Up to 7,168 image storage (DVD) - Supports CD-R, DVD-R

• 3-Button Mouse • 3-Button Trackball* Image Networking

• Standard auto-configuring Ethernet (UTP connection) - 1000/100/10 BaseT

• Direct network connection; multi-suite ethernet card not required for gateway out of suite

• Protocols supported: - DICOM network send (one IP address at a time) and receive, pull/query, and storage commitment push - InSite point-to-point Standard, Selectable Items

• Patient Positioning System: 500 pounds (227.3kg) table

• Keyboard: English, French, German, Italian, Spanish, Portuguese, Dutch, Norwegian, Finnish, Swedish, Danish and International English.

• Freedom Work Space standard or Optima desk

• Cable Set, STD Cable or Long Cable.

Compatible Options

The following options are available on the Optima™ CT660 and Xtream console. See Advantage Workstation (AW) product data sheet for list of available AW options.

Scanner Options:

• ConnectPro • Volume helical shuttle • Exam Split • SmartStep package • Volume shuttle • Enhanced Xtream Injector Cardiac Options: • SmartScore pro acquisition • 0.35sec rotation • ECG Trace on Console • Card IQ Snapshot • ShopShut Pulse option •

Cardiac Enhancement Filter Operator Console Options:

• Volume Viewer 3.1

• Advantage CTC Pro • AVA Xpress • Perfusion 4 Multi-Organ

• AutoBone Xpress • Perfusion4 Neuro

• CardIQ Xpress 2.0 Plus

• DentaScan

CardEP Hardware Options:

• Uninterruptible Power Supply (UPS)

• Shallow Head Holder License Volume Helical Shuttle™ and Cardiac scan are licensed for use with a GE x-ray tube. Use of a third party x-ray tube will require the purchase of an additional license for these features. S