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TUBE

ULTRAGAIN

T1953

Version 1.2 December 2002

Users Manual

ENGLISH

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Содержание Tube Ultragain T1953

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...