Mindprint DTC Dual Tube Channel

• Fabricant : Mindprint
• Modèle : DTC Dual Tube Channel
• Catégorie : Préamplis hybrides
• Fiche créée le : 07/02/2003

Features
	microphone input with HAUFE transformer, 48 Volt phantom power
	instrument input
	line input
	phase reverse switch
	adjustable Lo Cut and Hi Cut EQ
	fully parametric 4 band EQ, parallel filter design
	balanced insert, switchable
	TCL: TubeCompressor/Limiter with AdaptiveResponse
	full dynamic control with optocoupler and tube
	integrated LowCut-Sidechain-Filter, switchable
	balanced line out XLR and jack
	select from a range of optional 24 Bit digital interfaces
	Designed & Made in Germany

DTC Dual Tube Channel Measured Data:

Classification: MIC/ LINE/ instrument preamp with EQ and tube compressor

This device features a 2 Channel design. All measured data disclosed herein refers to a single channel. The second channels data is for all intents and purposes identical to that of the first channel. All data related to levels is referenced to 0 dBu (0.775V RMS).

Inputs :

LINE IN: Connector: XLR ( 1 = ground; 2 = +; 3 = -; ) & 1/4 jack ( tip = +; 1st ring = -; 2nd ring = ground)
Input type: electronically balanced & floating
Input impedance: 35 kOhms
Sensitivity: -12dBU to +20 dBu
Max. input level: + 25,5 dBu
Input noise voltage: -106 dB measured at max. gain (noise voltage at +4dBu ref. level + amplification) without terminating resistor
Signal range: 123 dB measured at balanced Line Out, 0dB gain and Bypass ON
Harmonic distortion: measured at Line In and Line Out via a balanced bus
Level: Frequency: THD S+K:
+4 dBu 100 Hz 0.001 %
+4 dBu 500 Hz 0.001 %

Mic. IN: Connector: XLR ( 1 = ground; 2 = +; 3 = -; )
Input type: transformer balanced & floating
Frequency bandwidth: 5Hz to 127kHz +/- 3dB generator Ri = 200Ohms
Input impedance: 5 kOhms
Sensitivity: -68dBu to +22dBu
Max. input level: + 30 dBu at -20dB ON
Max. input level: + 7,5 dBu at -20dB OFF
Input noise voltage: -131 dB measured at max. gain (noise voltage at +4dBu ref. level + amplification),
with terminating resistor = 150Ohms
Signal range: 122 dB measured at balanced Line Out to Mic, +20dB gain and Bypass ON, with terminating resistor = 150Ohms
109 dB measured at balanced Line Out to Mic, +40dB gain and Bypass ON, with terminating resistor = 150Ohms
Harmonic distortion: measured between Mic In and Line Out via a balanced bus:
-20dB switch Level: Frequency: THD S+K:
OFF -20dBu 100Hz 0.007 %
OFF -20dBu 500Hz 0.003 %
OFF -60dBu 100Hz 0.003 %
OFF -60dBu 500Hz 0.002 %
OFF -6dBu 100Hz 0.066 %
OFF -6dBu 500Hz 0.016 %
ON 0dBu 100Hz 0.009 %
ON 0dBu 500Hz 0.003 %
ON +10dBu 100Hz 0.035 %
ON +10dBu 500Hz 0.009 %
ON +20dBu 100Hz 0.090 %

Instrument IN: Connector: 1/4 jack ( tip = +; 1st ring = - )
Input type: unbalanced
Input impedance: 2,2 MOhms
Sensitivity: -35dBu to +3dBu
Max. input level: +7 dBu
Input noise voltage: -120,5 dB measured at max. gain (noise voltage at +4dBu ref. level + amplification),
with terminating resistor = 680Ohms
Signal range: 118 dB measured at balanced Line Out, gain at center position of +20dB and Bypass ON
Harmonic distortion: measured between Instrument In and Line Out via a balanced bus:
Level: Frequency: THD S+K:
0 dBu 100 Hz 0.002 %
0 dBu 500 Hz 0.001 %

INSERT Ret.: XLR ( 1 = ground; 2 = +; 3 = -; ) & 1/4 jack ( tip = +; 1st ring = -; 2nd ring = ground)
Input type: electronically balanced & floating
Input impedance: 44 kOhms
Sensitivity: 0 dBu
Max. input level: +22 dBu
Signal range: 117 dB measured at balanced Line Out
Harmonic distortion: measured between Insert Ret. and Line Out via a balanced bus:
Level: Frequency: THD S+K:
0 dBu 100 Hz 0.002 %
0 dBu 500 Hz 0.001 %

Outputs:

LINE OUT XLR: Connector: XLR ( 1 = ground; 2 = +; 3 = - )
Output type: electronically balanced & floating
Output impedance: 220 Ohms
Max. output level : + 25 dBu

LINE OUT 1/4 jack: Connector: 1/4 jack ( tip = +; ring = - )
Output type: unbalanced
Output impedance: 220 W
Max. output level : + 22,5 dBu

INSERT SEND: Connector: 1/4 jack ( tip = -; ring 1 = +; ring 2 = ground )
Output type: electronically balanced & floating
Output impedance: 220 W
Max. output level : + 22 dBu

EQ Section:

LO CUT: Switchable: Yes
Type: High-pass filter
Corner frequency: 22 Hz to 220 Hz, adjustable ( at -3dB )
Slope: 24 dB/ oct.

HI CUT: Switchable: Yes
Type: Low-pass filter
Corner frequency: 3 kHz to 30 kHz, adjustable ( at -3dB )
Slope: 12 dB/ oct.

LF Filter: Switchable: Yes
Type: Low Shelving
Corner frequency: 22 Hz - 700 Hz, adjustable
Boost: +15 dB
Cut: -15 dB
Quality - slope: Q=0,15 to Q=3 ,adjustable from ~6dB to ~24dB
Chart: Shows LF filter control ranges (Level and Q) at 220 Hz

LMF Filter: Switchable: Yes
Type: Bell
Corner frequency: 47 Hz - 1600 Hz, adjustable
Boost: +15 dB
Cut: -25 dB
Quality - bandwidth: Q=0,15 - Q=3 ,adjustable from 6 to 1/6 Octaves
Chart: Shows LMF filter control ranges (Level, Frequency and Q)

HMF Filter: Switchable: Yes
Type: Bell
Corner frequency: 190 Hz - 13000 Hz, adjustable
Boost: +15 dB
Cut: -25 dB
Quality - bandwidth: Q=0,15 - Q=3 ,adjustable from 6 to 1/6 Octaves

Chart: Shows HMF filter control ranges (Level, Frequency and Q).

HF Filter: Switchable: Yes
Type: HI Shelving
Corner frequency: 840 Hz - 30000 Hz
Boost: +15 dB
Cut: -15 dB
Quality - Slope: Q=0,15 to Q=3 ,adjustable from von ~6dB to ~24dB

Chart: Shows HF filter control ranges (Level and Q) at 2.8 kHz

TUBE Compressor Section:

Switchable: Yes

Type: Compressor / Limiter featuring tubes, optocoupler and Adaptive response

Limit: Controls limiting effect from +12dBFs DI-Mod 24/96 (far left position) to 0dBFs DI-Mod 24/96 (center position), and increase in compression from center to far right positions while limiting remains constant.
Attack time : 5 ms to ~50ms depending on signal (Adaptive response)
Release time : 20 ms to 2000 ms, adjustable
Filter (switchable): 300 Hz with 6dB per octave (compression control effective from 300 Hz upward)
Link (on): assigns Limit and Release functions of Channel B to Channel A so that the two channels respond identically.
Signal range: 109 dB to 113 dB (depending on settings), measured at balanced Line Out
Chart: Shows the tube compressors harmonic spectrum at a signal level of +10dBu.

Master Section:
Output level: -  ∞ dB to +6dB , adjustable
Bypass: Removes EQ, Compressor/Limiter, Insert and Master section from the signal path.

General Electrical Data:
Variable mains voltages
Internal voltage plug-ins
Different device versions
Protection class I
Protection class II

Mains voltage 230 volts 117 volts 100 volts

Mains fuse 250 mA 500 mA 500 mA
internal external fast-blo slo-blo fast-blo slo-blo fast-blo slo-blo

Max. current draw:
190 mA @ 230V AC with DI- MOD
380 mA @ 117V AC with DI- MOD
440 mA @ 100V AC with DI- MOD

Max. power consumption: 49 VA @ 253 V AC
Mains voltage range: +/- 10 %
Ambient temperature range: - 10 C to + 60 C

General Mechanical Data:

Dimensions: width: 482 mm height: 133 mm depth: 238 mm
Rack dimensions: 19" , 3U; depth in rack: 222 mm, protrusion of controls: 23 mm
Weight: 6.1 kg ( 6.5 kg with DI- MOD )

Distribué par audia