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7 B&B Aphex CX-1 Compressor Expanders w/ Rack Grandmaster Recorders #28810

Availability: In stock



Techno Empire is honored to present for sale this piece of recording equipment from legendary Music Studio, Grandmaster Recorders. Originating in the 1970’s as Hollywood Bijou Studio, where Stevie Wonder wrote and rehearsed his classic album “Songs in the Key of Life”, it later changed its name to Grandmaster Recorders where it produced dozens of acclaimed albums such as Red Hot Chili Peppers “One Hot Minute”, Beck’s “Midnight Vultures.” Tool’s “10,000 Days”, No Doubt’s “Tragic Kingdom” & Queens of the Stone Age “Songs for the Deaf” to name a few.





DESCRIPTION: This listing is for 7 B&B Aphex CX-1 Compressor Expanders with Unpowered 10-space Rack. Please note that an external +/- 15V power supply will be needed to power these modules, as a power supply is not included with the item.

ACCESSORIES: This item comes only as seen in photos, and does not include any other accessories.

PHYSICAL CONDITION: Good- There is significant rack rash on top and front of unit, however overall mechanically in great condition.

WORKING CONDITION: Poor- The modules are in various states of functionality, as detailed below by serial number. The "winky" part of all the buttons work great, and knobs feel good, although most units have a bit of scratchiness when turning knobs. The rack requires a power supply which is not included, all the terminal strips are intact to attach a power supply. 

  • X-004 - Very thin signal, no metering, gain knob works but nothing else works
  • X-005 - Signal cuts out when compressor is engaged, expander is OK, scratchy pots throughout, meter works good
  • X-006 - Meter lights up, but passes no signal, no compression or expansion, and no noise on output
  • X-008 - Works OK, pots are scratchy, sounds lacking in high frequencies, meter works OK
  • X-009 - Compressor and Expander are OK, scratchy pots throughout, gain reduction meter does not illuminate top three sections, however when meter is showing output level, all meter sections work.
  • X-012 - No expander, compressor and meter work OK, lacking in HF, scratchy pots
  • 1007- Extremely low level output, gain reduction meter does not illuminate top three sections, no evidence of compression or expansion, although gain knob does turn up the very faint signal

ACTUAL WEIGHT: 14.1 lbs.

ACTUAL DIMS: 19" x 8" x 5.5"

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