Behringer Tube Ultragain T1953 User Manual Download Page 22

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TUBE ULTRAGAIN T1953

6. SPECIFICATIONS

Microphone inputs

Connections

XLR

Type

transformerless, DC-decoupled input

Impedance

3 kOhm balanced

Max. input level

+10 dBu balanced and unbalanced

CMRR

typical 40 dB, >55 dB @ 1 kHz

Line inputs

Connections

XLR and 1/4" TRS

Type

transformerless, DC-decoupled input stage

Impedance

50 kOhm balanced, 25 kOhm unbalanced

Max. input level

+23 dBu balanced and unbalanced

CMRR

typical 40 dB, >55 dB @ 1 kHz

Audio outputs

Connections

XLR and 1/4" TRS

Type

electronic, servo-balanced output stage

Impedance

60 Ohm balanced, 30 Ohm unbalanced

Max. output level

+21 dBu balanced and unbalanced

System specifications

Bandwidth

18 Hz to 30 kHz, +/- 3 dB

Signal-to-noise ratio

>108 dBu, unweighted, 22 Hz to 22 kHz

Controls

Mic trim

variable (+10 to +60 dB)

Frequency (High Pass)

variable (12 to 350 Hz)

Level

variable (-20 dB to +20 dB)

Warmth

variable (cold to warm)

Function switches

+48 V

engages the phantom power

Mic/Line

switches from line to microphone preamp

Phase reverse

phase reversal (180°)

High Pass

engages the high pass filter

Options

Output transformer

BEHRINGER OT-1 retrofittable

Power supply

Mains voltages

USA/Canada

120 V~, 60 Hz

U.K./Australia

240 V~, 50 Hz

Europe

230 V~, 50 Hz

General Export Model

100 - 120 V~, 200 - 240 V~, 50 - 60 Hz

Power consumption

max. 30 Watts

Fuse

100 - 120 V~: 

T  1 A  H

200 - 240 V~: 

T  500 mA  H

Mains connection

standard IEC receptacle

Physical

Dimension (H x W x D)

3 1/2" (89.5 mm) x 19" (482.6 mm) x 8 1/2" (217 mm)

Net weight

approx. 8 kg

Shipping weight

approx. 10 kg

BEHRINGER is constantly striving to maintain the highest professional standards. As a result of these efforts, modifications may be

made  from  time  to  time  to  existing  products  without  prior  notice.  Specifications  and  appearance  may  differ  from  those  listed  or

shown.

6. SPECIFICATIONS

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Summary of Contents for Tube Ultragain T1953

Page 1: ...TUBE ULTRAGAIN T1953 Version 1 2 December 2002 User s Manual ENGLISH Downloaded from www Manualslib com manuals search engine...

Page 2: ...rs that produce heat Power Source The appliance should be connected to a power supply only of the type described in the operating instructions or as marked on the appliance Grounding or Polarization P...

Page 3: ...ested musicians at the Music Fair 1997 when they saw our VINTAGER models for the first time was a lasting incentive driving our development efforts It is our philosophy to share our joy with you becau...

Page 4: ...evel converter from 10 dBV to 4 dBu s Soft mute 48 V phantom power to avoid switch on thumps s Fully tunable and switchable 12 dB high pass filter s Switchable phase reverse to correct phase problems...

Page 5: ...ACKGROUND 12 4 1 Audio dynamics 13 4 1 1 Noise as a physical phenomenon 13 4 1 2 What are audio dynamics 14 4 2 The tubes used in the TUBE ULTRAGAIN 15 4 3 Tube history 15 4 4 Design and functional pr...

Page 6: ...logies making them affordable to almost anybody in audio technology With the exception of 2 12AX7 ECC83 tubes the TUBE ULTRAGAIN T1953 is based on SMD technology Surface Mounted Device These subminiat...

Page 7: ...he connectors on the back panel Be sure that there is enough space around the unit for cooling and please do not place the TUBE ULTRAGAIN on high temperature devices such as power amplifiers etc to av...

Page 8: ...CLIP LED warns you to reduce the gain with the MIC TRIM control so as to avoid distortion caused by overloading During normal operation the LED should not light up at all 4 The MIC TRIM control is ena...

Page 9: ...RAGAIN in a range from 20 to 2 dB The 0 dB marker corresponds to the studio reference level of 4 dBu Set the LEVEL control so that the level meter just touches the red zone Always try to optimize the...

Page 10: ...H PASS switch OFF LEVEL control 0 dB Tab 2 1 Basic setup of the TUBE ULTRAGAIN Reduce the volume level of the subsequent audio system to a minimum and connect a microphone to the XLR input connector o...

Page 11: ...to eliminate low end signal portions such as rumble or pop noise or other interference frequencies Often such frequencies have very high amplitudes and do not only deteriorate the sound quality but c...

Page 12: ...nstruments particularly those rich in upper harmonics The source material is enriched in sound volume and brilliance Enhanced depth makes it easier to locate individual instruments Vocal sounds gain i...

Page 13: ...ource to be calculated log decimal logarithm As can be seen human hearing has a very wide dynamic range of about 130 dB which surpasses the range of a DAT or CD player with an approximate range of 96...

Page 14: ...determined by the levels of the internal operating voltages if they are exceeded audible signal distortion is the result Although in theory the usable dynamic range sits between these two limits it is...

Page 15: ...t developments in tube technology were reported between 1904 and 1906 It was a research task of that time to find a suitable method for receiving and rectifying high frequencies On April 12 1905 a cer...

Page 16: ...rons When a positive dc voltage is applied to the other electrode anode the negative electrons start to wander from the cathode to the anode With reverse polarity between cathode and anode a current f...

Page 17: ...with frequencies of 2 f 3 f etc integral multiples of the original frequency are produced These new frequencies are referred to as upper harmonics grouped as odd and even harmonics Unlike the transist...

Page 18: ...the actual tube effect be added gradually The more you turn the Warmth control to the right the more tube sound will be added to the original signal 4 8 Studio applications In a recording studio tube...

Page 19: ...pter thoroughly phantom power can damage the microphone if used improperly Fig 4 9 Functional diagram of phantom power supply We speak of phantom power when a microphone cable is used to carry several...

Page 20: ...und the unit for cooling and please do not place the TUBE ULTRAGAIN on high temperature devices such as power amplifiers etc to avoid overheating 5 2 Mains connection The mains connection of the TUBE...

Page 21: ...d operate the TUBE ULTRAGAIN During installation and operation the user must have sufficient electrical contact to earth Electro static charges might affect the operation of the TUBE ULTRAGAIN Fig 5 1...

Page 22: ...variable 20 dB to 20 dB Warmth variable cold to warm Function switches 48 V engages the phantom power Mic Line switches from line to microphone preamp Phase reverse phase reversal 180 High Pass engag...

Page 23: ...aced within 30 days of receipt of the product at BEHRINGER 2 If the product needs to be modified or adapted in order to comply with applicable technical or safety standards on a national or local leve...

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