TEAC PROFESSIONAL Tascam LA-80MKII Owner's Manual

Unbalanced/balanced line converter

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D01047820A
LA-80@#/81@#
Unbalanced/Balanced Line Converter
OWNER'S MANUAL

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Summary of Contents for TEAC PROFESSIONAL Tascam LA-80MKII

  • Page 1 D01047820A LA-80@#/81@# Unbalanced/Balanced Line Converter OWNER'S MANUAL...
  • Page 2 IMPORTANT SAFETY PRECAUTIONS CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. The lightning flash with arrowhead symbol, within equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.
  • Page 3 IMPORTANT SAFETY INSTRUCTIONS Do not expose this apparatus to drips or splashes. Read these instructions. • Do not place any objects filled with liquids, such as • Keep these instructions. vases, on the apparatus. Heed all warnings. Do not install this apparatus in a confined space such •...
  • Page 4: Table Of Contents

    Contents 1–Introduction ............5 Overview .............. 5 Supplied accessories ..........5 Precautions for placement and use ..... 5 Cleaning the unit ..........5 Rack-mounting the unit ........5 2–Names and Functions of Parts ....6 Front panel (LA-80 ........6 Rear panel (LA-80 ........
  • Page 5: 1-Introduction

    1–Introduction Thank you very much for purchasing a TASCAM the features of this unit for many years to come. After LA-80/81 II. Please read this Owner’s Manual reading this manual, please keep it in a convenient carefully and understand how to operate the device place for future reference.
  • Page 6: 2-Names And Functions Of Parts

    2–Names and Functions of Parts Front panel (LA-80 TRIM (UNBALANCED TO BALANCED) 1–8 POWER switch and LED Turns power ON and OFF. These semi-fixed trim controls allow output signal levels to be adjusted in a range of ±12 dB. LED indicators Indicate the presence of input signals.
  • Page 7: Front Panel (La-81 Mk Ii)

    2–Names and Functions of Parts Front panel (LA-81 POWER switch and LED TRIM (BALANCED TO UNBALANCED) 1–8 Turns power ON and OFF. These semi-fixed trim controls allow output signal levels to be adjusted in a range of ±12 dB. LED indicators Indicate the presence of input signals.
  • Page 8: Bottom Panel (La-80 Mk Ii)

    2–Names and Functions of Parts Bottom panel (LA-80 INPUT LINK switches 2–8 OUTPUT LEVEL switches 1–8 Switches that set whether the signal levels output These switches allow an input signal to be routed from the 5 are +4 dBu (1.23 V) or -20 to any higher numbered output.
  • Page 9: Block Diagram (La-80 Mk Ii)

    2–Names and Functions of Parts Block diagram (LA-80 UNBALANCED TO BALANCED XLR OUT AMP with NC3FAH1 TRIM function RCA JACK J702 BALANCED AMP LEVEL SHIFT − OUTPUT LEVEL − -20dBu AGND INPUT LINK +4dBu RCA JACK -20dBu − S702 +4dBu S705 R729 LIFT...
  • Page 10: Block Diagram (La-81 Mk Ii)

    2–Names and Functions of Parts Block diagram (LA-81 BALANCED TO UNBALANCED XLR IN BALANCED AMP GAIN SWITCH AMP with TRIM function U805B BALANCED RCA JACK INPUT − − CIRCUIT +4dBu NC3FAH1 J102 −20dBu AGND LIFT LIFT AGND AGND Level diagram (LA-81 BALANCED TO UNBALANCED LEVEL 0dBu=0.775V...
  • Page 11: 3-Ada Functions

    3–ADA Functions LA-80 II ADA Functions other channels and output as desired. By using the LA-80 switches e, the INPUT LINK signals input from single connectors can be routed to Example 1 (LA-80 2 Turn INPUT LINK switches 2–8 e ON. In this example, the signal input through channel 1 is routed to channels 1–8.
  • Page 12: Mk Ii Ada Functions

    3–ADA Functions LA-81 II ADA Functions other channels and output as desired. By using the LA-81 switches e, the INPUT LINK signals input from single connectors can be routed to Example 1 (LA-81 In this example, the signal input through channel 1 is 2 Turn INPUT LINK switches 2–8 e ON.
  • Page 13: 4-Specifications

    4–Specifications Inputs and Outputs UNBALANCED TO BALANCED (LA-80 Inputs (8 unbalanced RCA pin jacks) Input impedance 23 kΩ (when all switches are OFF) INPUT LINK 2.8 kΩ (when all switches are ON) INPUT LINK Nominal input level -10 dBV ±1 dB Maximum input level +4.8 dBV Indicator detection level (unbalanced input)
  • Page 14: Other Specifications

    4–Specifications Other specifications Power: 100-240 V~, 50/60 Hz Power consumption: Weight: 3 kg (main unit) External dimensions (WxHxD): 482 x 44 x 280 mm NOTE • In order to improve these units, their specifications and external appearance may be changed without notification.
  • Page 15 Memo TASCAM LA-80/81MKII...
  • Page 16 LA-80@#/81@# TEAC CORPORATION www.tascam.jp Phone: +81-42-356-9143 1-47 Ochiai, Tama-shi, Tokyo 206-8530, Japan TEAC AMERICA, INC. www.tascam.com Phone: +1-323-726-0303 7733 Telegraph Road, Montebello, California 90640 USA TEAC CANADA LTD. www.tascam.com Phone: +1905-890-8008 Facsimile: +1905-890-9888 5939 Wallace Street, Mississauga, Ontario L4Z 1Z8, Canada TEAC MEXICO, S.A.

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Tascam la-81mkii

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