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musical instrument details

Tube compressor-limiter variable mu type two channel stereo custom build

Estimated price for orientation: 520 $

Category: Vintage Preamps and Tube Preamps
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Description
Condition: Used: An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. See the seller’s listing for full details and description of any imperfections. See all condition definitions- opens in a new window or tab ... Read moreabout the condition Type: Dynamic Range Processor
Number of Channels: 2 Effect/Enhancement: Compression/Limiting
Inputs/Outputs: 6.35mm (1/4") TRS/TS Out, Analog RCA/Coaxial In Brand: Unbranded
Features: Active, Vacuum Tube Form Factor: Tabletop


Up for grabs..first one this year, a two channel audio path single "sidechain" tube compressor using the famed 6Ba6 type remote cut-off tube in triode mode...a variable gain "Variable-mu" vacuum tube.Remote cut-off characteristic allows for lower distortion during heavy or extreme gain reduction... Common sidechain set up as master-slave, One gain reduction meter reflects the common gain control for both channels..the usual arrangement for STEREO applications. The circuit..regarding the sidechain is based on the FEDERAL vintage tube compressors.  Has threshold, slope-compression-peak limiting, and speed-recovery time settings. Ofc the unit can be used as a MONO unit as well. Active tube complement- 6X4 power supply rectifier, 6Ba6 variable gain front end, 6C4 line output for each audio channel...  6Av6, sidechain amp and rectifier. Built on a compact vintage EICO steel frame  12" by 8" by 4, with steel covers. Input connect. : RCA type coax.  Output  1/4 inch TRS/TS. Audio input sens. is 1 v p-p Output is .75 watt (each ch) matches the INSERT on an audio mixer channel..or even the direct analog outputs from a CD or DVD player (Hot-rod..direct in)