Art DIGITAL MPA Скачать руководство пользователя страница 13

4

SERVICE

The following information is provided in the unlikely event that your unit requires service.

1) Be sure that the unit is the cause of the problem. Check to make sure the unit has power
supplied, all cables are connected correctly, and the cables themselves are in working condition.

2) If you find the unit to be at fault, write down a complete description of the problem, including
how and when the problem occurs. Please write down a description of your complete setup before
calling Customer Service.

3) Call the factory (585-436-2720) for a Return Authorization (RA) number.

4) Pack the unit in its original carton or a reasonable substitute. The packing box is not recom-
mended as a shipping carton. Put the packaged unit in another box for shipping. Print the RA
number clearly on the outside of the shipping box. Print your return shipping address on the
outside of the box.

5) Include with your unit: a return shipping address (we cannot ship to a P.O. Box), a copy of your
purchase receipt, a daytime phone number, and a description of the problem.

6) Ship only your unit and its power supply (keep your manual!) to:

APPLIED RESEARCH AND TECHNOLOGY

215 TREMONT STREET
ROCHESTER, NEW YORK 14608
ATTN: REPAIR DEPARTMENT, RA# ____________________

7) Contact our Customer Service department at (585) 436-2720 for your Return Authorization
number or questions regarding technical assistance or repairs. Customer Service hours are 9:00
AM to 5:00 PM Eastern Time, Monday through Friday.

Содержание DIGITAL MPA

Страница 1: ...t obstruct the ventilation slots or position the unit where the air required for ventilation is impeded If the unit is to be operated in a rack case or other furniture ensure that it is constructed to...

Страница 2: ...mple Rate Control 7 Optical Switch 8 Front Panel Connections 8 Instrument Inputs 8 Rear Panel Connections 8 Balanced Inputs 8 Balanced Outputs 8 Insert Jacks 9 Word Clock Jacks 9 ADAT Input 9 Optical...

Страница 3: ...and tube warmth Improved discrete class A input microphone preamplifier Lower noise at low gains Lower THD Wider frequency response Front accessible Instrument Input Jack Very high input impedance Aut...

Страница 4: ...ore or less tube sound as needed To obtain more tube sound increase input gain use the 20dB Gain switch normal plate voltage and less analog output gain Both the microphone and instrument inputs are o...

Страница 5: ...is switch Depressing the switch will power condenser microphones and other 48volt phantom powered devices Phantom power is supplied to pins 2 and 3 of the input jack NOTE 1 Dynamic microphones are NOT...

Страница 6: ...aturates for normal and high plate voltage settings respectively Digital Section Front Panel Controls Digital Level Control The levels driving the A D converter are adjusted with this control The topo...

Страница 7: ...the DMPA will use its internal crystal controlled oscilla tor to accurately generate the selected timing Be careful in adjusting this control Some equipment is not capable of the available sample rate...

Страница 8: ...erve as an instrument input The input impedance is always 1M Ohm and the gain can be adjusted by the Input Gain Control The maximum input signal level is 17dBu 5Vrms minimum input gain When you plug i...

Страница 9: ...igital output connectors In ADAT mode the DMPA transmits its A D data on the first two channels and passes information from the ADAT input jack CH3 8 on to the other channels Using the optical output...

Страница 10: ...the switch under the center of the analog meter The meter will now indicate how much tube headroom there is Set the 20dB switch to the out position Rotate the Input Level Knob until the meter reads a...

Страница 11: ...ill provide the best dynamic range AND the tube will saturate before the A D clips on heavy overloads If you want more tube headroom set the digital level control fully clockwise If you need to compre...

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...

Страница 13: ...substitute The packing box is not recom mended as a shipping carton Put the packaged unit in another box for shipping Print the RA number clearly on the outside of the shipping box Print your return...

Страница 14: ...ms Instrument Maximum Output Level 27dBu XLR Output Impedance 47 Ohms XLR Maximum Gain 75dB Meter Calibration 0 VU 4dBu output High Pass Filter single pole 10 200 Hz adjustable Power Requirements 100...

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