Dramastic Audio Obsidian Stereo Compressor

VCA feed forward compression featuring Jensen transformers


Dramastic Audio Obsidian Stereo Compressor


VCA Feed-forward compression

TXIO enhanced transformer balanced I/O

Precision stepped controls (for accurate recall)

Balanced inputs and outputs

XLR Side-Chain input

Internal high-pass filter

Superior imaging


Ratio settings: 2:1, 4:1, 8:1, 10:1, 12:1, and Skull (20:1)

Attack control range: 0.1, 0.3, 0.6, 10, and 30 (mSec)

Release control range: 0.1, 0.3, 0.6 1.2 (sec), Auto, and Lo-Fi

Makeup Gain output: 12dB

Power Supply: Universal Worldwide PSU

110 Volt operation: 1 A fuse for 110v operation range

220 Volt operation: 0.5 A fuse for 220v operation range

Analog Input

Connectors: XLR balanced (pin 2 hot)

Impedance: 10k ohms (transformer balanced)

Analog Output

Connectors: XLR balanced (pin 2 hot)

Impedance: 600 Ohms Transformer Balanced

Max Output:

+24dbu (above 0dbu with 1% THD )

+23.7dbu (onset of clipping)


< -86dbu in bypass

< -80dbu with compressor IN


.005% @ 1kHz


In Bypass: .054%

With compressor IN and no compression: .069%

Freq. Response: 10Hz to 50kHz

@ 10Hz – 0.04db

@ 20kHz – 0.36db

Crosstalk: Measured referenced to +20dbu

-109db @ 1kHz

-73db @ 20kHz

Side-Chain Input

Connectors: XLR balanced (pin 2 hot)

Impedance: >20k ohms (electronically balanced)

HPF: 125Hz 12db/octave


Finish: Black / Painted

Chassis: 2 piece cold rolled steel

Chassis Ground: 5-way binding post

Dimensions: 19″ x 1.75″ x 8″

Weight: 8 lbs 5oz

AC Power:

115 / 230 VAC 50 – 60Hz

3 Pin IEC power connector


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