8-Pack Low Level RF

1
8-Pack Low Level RF

• Cost Estimate Update
• Status
• Steve Smith
• Sept. 11, 2001

2
Changes from Aug 28 Estimate

• Operate 4-pack while constructing 8-pack
• (not sharing components)
• Improved software engineering estimate
• More details understood

3
Cost Estimates for Hardware

• RF Detection (96 signals) 1.1M
• RF Modulation scheme 255K
• Cable Plant 75K
• 3 LLRF EMI/RFI Racks (Mario Ortega Est.)
• Total 1.4M

4
Personnel Costs

• Hardware (Engineering) 160K
• Clock Module Elias Andrikopoulos
• Mixer Modules Elias Andrikopoulos
• IQA Modules Andrew Young
• Sample/Hold Modules (Mike Browne, Bill Roster,
  Chuck Yee)
• Software (Code Development) 160K
• Kristi Luchini
• Software (Test/Database) 120K
• Stephanie Allison and Ken Underwood
• Technician 112K
• (Boni Cordova-Grimaldi, Greg Dalit, Bob Noriega,
  Hunter Technologies, Jennifer Russell, Young Kim
• System integration 110K
• Total 662K
• GRAND TOTAL 2.1M

5
Total Cost

• Personnel 662K
• Hardware 1422K
• Total 2084K
• (was 1.8M two weeks ago)

6
Status

• Currently insufficient software resources
  available to implement this scheme
• Must
• Design different scheme
• Or
• Get sufficient priority to support this design

7
NLC LLRF RF Generator Block Diagram
476MHz Phase Reference
10 MHz Phase Reference
( From main drive line )
Racal 3162B Dual 500Ms/s Waveform synthesizer
TWTs
11,424 MHz RF
AMPS
595 MHz I.F. 2
Trigger Request
Trigger
119 MHz I.F. 1
10,829 MHz Phase Reference
VXI Based System
8
NLC LLRFRF Monitor Block Diagram
8
2
Interlocks
8
8
RF Signals
EPICS
20 dB Coupler
8
I
Q
A
VXI Based System
9
VXI Crate Layout
RF Generator VXI Crate Layout
RF Monitor VXI Crate Layout