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INSTALLATION

The TPS

 may be used in a wide variety of applications and

environments.  In a rack-mountable, all-steel enclosure, the units are
designed for continuous professional use. Mounting location is not
critical. However, for greater reliability we recommend that you not
place the units on top of power amps or other sources of heat. The
tube circuitry needs about a minute to “warm up” from a cold power up.

 AC POWER HOOKUP

The TPS

 has an internal power supply designed to operate at 115

VAC @ 50 to 60 Hz. Units manufactured for use outside the United
States of America have been modified to comply with the required
electrical specifications.

ANALOG AUDIO CONNECTIONS

Audio connections to and from the TPS

 are balanced XLR (Pin 2 =

Hot (+), Pin 3 = Cold (-), Pin 1 = Ground) and unbalanced ¼

"

 (Tip =

Hot (+), Sleeve = Ground). We recommend that you switch off the
+48V Phantom Power whenever changing connections to the XLR
input. The front mounted jacks can act as both a balanced XLR
connection, and an unbalanced ¼

"

 connection.

 SAFETY PRECAUTIONS

Warning:

 To avoid the risk of shock or fire, do not expose this unit to

moisture. Refer all servicing to qualified personnel. Do not remove the
metal cover; there are no user-serviceable parts inside. When
applicable, only use the power adapter that came with this unit or one
obtained from ART’s Customer Service Department.

Содержание TPS

Страница 1: ...Tube Preamp System Two Channel Voiced Valve Preamplifier with Output Protection Limiting OPL USER S GUIDE A R T APPLIED RESEARCH AND TECHNOLOGY ...

Страница 2: ...ls and Indicators 4 Input Control 4 20 dB Gain Switch 4 Phantom Power 48V Switch 4 Phase Reverse Switch 5 V3 Variable Valve Voicing Control 5 VU Meter 6 Output Control 6 Connections 7 Dual Purpose Input Jacks Front 7 XLR Input Jacks Rear 7 XLR Output Jacks Rear 8 Output Jacks Rear 8 Operation 9 Warranty Information 11 Service 12 TPS Specifications 13 ...

Страница 3: ...anufactured to provide you with years of great sound and reliable service The TPS extends the range of applications by adding V3 Variable Valve Voicing which will help you to quickly and easily record a variety of instruments including drums keyboards acoustic and electric guitars and more We also feature OPL Output Protection Limiter to make V3 even more powerful The TPS also functions as a direc...

Страница 4: ...rica have been modified to comply with the required electrical specifications ANALOG AUDIO CONNECTIONS Audio connections to and from the TPS are balanced XLR Pin 2 Hot Pin 3 Cold Pin 1 Ground and unbalanced Tip Hot Sleeve Ground We recommend that you switch off the 48V Phantom Power whenever changing connections to the XLR input The front mounted jacks can act as both a balanced XLR connection and...

Страница 5: ... mode Depressing the switch adds 20dB of gain For microphone applications where more gain is needed push the switch in For hot line level inputs set the switch in the out position PHANTOM POWER 48V SWITCH The TPS can power any microphone needing 48 volts DC Phantom power Phantom power is supplied to pins 2 and 3 of the XLR Input jack when this switch is depressed With the TPS slowly apply and remo...

Страница 6: ...ay sound as if an instrument disappears if it happens to be 180 degrees out of phase Depressing the Phase switch can remedy this In general if your sound is thin or out of position try reversing the phase to correct the problem V3 VARIABLE VALVE VOICING CONTROL The TPS features ART s proprietary V3 technology V3 which stands for Variable Valve Voicing provides optimized reference points to begin t...

Страница 7: ...e TPS tube signal level Besides showing the average analog level it is sensitive to attack transients When not using OPL the VU Meter is a great indicator of how hard you are running the tube It also helps in setting a consistent level as you change mics and instrument sources The VU Meter also reflects the impact of the OPL circuitry on the signal For example if the signal is in the red on the me...

Страница 8: ...ter input signals you should use the input jack The XLR Input jacks medium input impedance is extremely flat over a wide frequency range which allows it to be musically neutral to virtually any microphone one of the lesser known secrets it s why the unit will always sound good The Input jacks are for instrument and line level inputs They have high input impedance to minimize any loading effects on...

Страница 9: ...igurations Both balanced and unbalanced output connections may be used simultaneously This is particularly useful when using the TPS as a direct box for instruments or line level signals Make sure that both pieces of equipment connected to the preamp s outputs are connected to the same earth ground beforehand to avoid electrical shock If you experience a grounding hum when using both output connec...

Страница 10: ...al Vocal Microphone 7 30 Neutral Guitar Amplifier 8 15 Neutral Bass Guitar Warm Settings These are useful when warming a signal is desired 9 00 Warm Electronic Keyboard 9 45 Warm Electric Guitar 10 30 Warm Vocal Microphone 11 15 Warm Valve Warm Settings with OPL These are useful with high sound pressure levels close proximity micing and spiky transients as well as warming the signal 12 00 Warm OPL...

Страница 11: ...applications a bass guitar may sound better through a non bass preset If you need to give it a twist you ll find the setting for the tone you are searching for The TPS is also ideal for use as a DI box Plug the instrument into either input and use the XLR or or both outputs to connect to your recorder board or PA system Because of it s low noise and excellent tonal qualities the TPS is ideal for r...

Страница 12: ...ions This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs This warranty is void if the serial number is altered defaced or removed A R T reserves the right to make changes in design or make additions to or improvements upon this product without any obligation to install the same on products previously manufactured A R T s...

Страница 13: ...for your Return Authorization number or questions regarding technical assistance or repairs Customer Service hours are 9 00 AM to 5 30 PM Eastern Time Monday through Friday 4 Pack the unit in its original carton or a reasonable substitute The packing box is not recommended as a shipping carton Put the packaged unit in another box for shipping Print the RA number clearly on the outside of the shipp...

Страница 14: ...XLR 80dB to 68dB XLR to 74dB to XLR 74dB Equivalent Input Noise EIN XLR to XLR 129dBu A weighted to 105dBu A weighted Tube Type 12AX7A Dual Triode Hand Selected Power Requirements USA 110 125V AC 50hz 16W Export units configured for country of destination ART maintains a policy of constant product improvement ART reserves the right to make changes in design or make additions to or improvements upo...

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