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MEMORANDUM <br /> DATE: 10-11-13 REQUISITION NO. <br /> TO: Purchasing Division <br /> FROM: Manuel Cabo - Telecom Div. Division Head Signature) <br /> i <br /> SUBJECT: Request for approval of"No Substitute". Sole Source, Sole Brand, or Single Source <br /> ITEM AND DESCRIPTION: PCS Inc. - Transition Networks - PacketBand TDM system - <br /> for T1 /fiber optic ring connectivity to link existing EOC 800 Mhz Emergency Operations Radio <br /> Systems at various IRC Tower locations Transition Networks product will replace obsolete and <br /> currently un-supported Sonet/OmniLynx systems. <br /> We request approval of a"NO SUBSTITUE" specification for the purchase of the subject item(s) <br /> for the indicated below: (Check or fill in one reason only.) <br /> ❑ 1. Item(s) is (are) only acceptable replacement part(s) known for: (Identify) <br /> ❑ 2. Item must be physically or chemically compatible with: (Identify with existing item and <br /> explain) <br /> ❑ 3. Only item(s) approved by authorized evaluation for the use intended: (Explain) <br /> ❑ 4. Process or material storage compatibility: (Explain) <br /> ❑ 5. Parts and attachments interchangeability: (Explain) <br /> ❑ 6. Material and job interchangeability: (Explain) <br /> E17. Continuity of design: (Explain) <br /> UPJ 8 Other: (Explain)- Vendor familiarity with obsolete and currently unsupported Sonet <br /> systems, configuration programming, and systems interface configuration required for <br /> EOC 800 Mhz. Emergency Operations Radio Systems - including redundant microwave <br /> systems backup of Sonet by Communications International Inc <br /> Approval recommended: <br /> ❑ Yes ❑ No Comment: <br /> Manager, Purchasing Division <br /> Revised Dec. 2004 <br /> 116 <br />