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Apollo Command Module Block II Audio Center Equipment

Currency:USD Category:Collectibles / Autographs Start Price:NA Estimated At:800.00 - 1,000.00 USD
Apollo Command Module Block II Audio Center Equipment

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Auction Date:2018 Apr 19 @ 18:00 (UTC-5 : EST/CDT)
Location:236 Commercial St., Suite 100, Boston, Massachusetts, 02109, United States
ALS - Autograph Letter Signed
ANS - Autograph Note Signed
AQS - Autograph Quotation Signed
AMQS - Autograph Musical Quotation Signed
DS - Document Signed
FDC - First Day Cover
Inscribed - “Personalized”
ISP - Inscribed Signed Photograph
LS - Letter Signed
SP - Signed Photograph
TLS - Typed Letter Signed
Apollo Command Module Block II Audio Center Equipment (ACE) measuring approximately 4.75 x 10.5 x 6, labeled “C28-1A111.” The unit has four connectors, “J1” through “J4” on the top, with the latter two bearing auxiliary cables, with one featuring part number: “ME414–0467–1004, 6607E–Deutsch PAT. 17292–37–7SY–1.” One end bears scratched off ID numbers, the opposite end stamped, “Serial No. 0006, Assy. 514–0040–010,” and two sides affixed with label: “Engineering Test Unit, Not For Flight, Parts/Assemblies Removed, Must Be Marked As Above.” In fine condition, with end of one auxiliary cable cracked. The ACE enabled communications among astronauts, between astronauts and launch personnel, and post-landing recovery frogmen; via the external communications links (Unified S-Band and VHF) to JSC Houston and the Lunar Module, as well as routing of audio to the Data Storage Equipment (DSE) for recording of audio signals.