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TASCAM  LA-80/81MKII 

9

2–Names and Functions of Parts

Block diagram (LA-80

MK

II) 

Level diagram (LA-80

MK

II)

SW

S705

INPUT LINK

RCA JACK

S702

OUTPUT LEVEL

3
2

1

8

4

VR1

J702

NC3FAH1

2

3

1

R729

47k

AGND

AGND

SGND

AGND

AGND

AGND

RCA JACK

GND

LIFT

XLR OUT

+4dBu

-20dBu

+4dBu

-20dBu

LEVEL SHIFT

GND

LIFT

5
6

7

3
2

1

8

4

AMP with 
TRIM function

BALANCED AMP

LEVEL

-10dBV

-9dBu

-10dB

-5dB

0dB

+5dB

+10dB

+15dB

-15dB

-20dB

-25dB

-30dB

-35dB

-40dB

-45dB

-50dB

+17dBu

+4dBu

-20dBu

+4dBV

-33dBu

(-2.2dB)

(-26.2dB)

+17dBV

-9dBV

0dBu=0.775V

 

0dBV=1V

-7dBu

UNBALANCED TO BALANCED

UNBALANCED TO BALANCED

E_LA-80-81mkII_RevC.indd   9

08.12.19   1:07:26 PM

Summary of Contents for LA-80MKII

Page 1: ...D01047820C LA 80 81 Unbalanced Balanced Line Converter OWNER S MANUAL E_LA 80 81mkII_RevC indd 1 08 12 19 1 07 22 PM...

Page 2: ...rovoquer des interf rences radio dans ce cas l utilisateur peut tre amen prendre des mesures appropri es F r Kunden in Europa Warnung Dies ist eine Einrichtung welche die Funk Entst rung nach Klasse A...

Page 3: ...tion to avoid injury from tip over 13 Unplug this apparatus during lightning storms or when unused for long periods of time 14 Refer all servicing to qualified service personnel Servicing is required...

Page 4: ...81MKII 7 Bottom panel LA 80MKII 8 Bottom panel LA 81MKII 8 Block diagram LA 80MKII 9 Level diagram LA 80MKII 9 Block diagram LA 81MKII 10 Level diagram LA 81MKII 10 3 ADA Functions 11 LA 80MKII ADA Fu...

Page 5: ...unt brackets Three prong AC power outlet Not on EUR model Overview Supplied accessories The following items are included with this product Main unit 1 Power cord set 1 Rack mount screw set 1 Owner s M...

Page 6: ...ALL LIFT switch When other equipment is mounted in the same metal rack for example a ground loop can occur through the panel or chassis and this loop can cause a hum or other noise If this occurs enga...

Page 7: ...ALL LIFT switch When other equipment is mounted in the same metal rack for example a ground loop can occur through the panel or chassis and this loop can cause a hum or other noise If this occurs enga...

Page 8: ...higher numbered output Two or more inputs can also be assigned to multiple outputs in sequence see 3 ADA Functions for examples w INPUT LEVEL switches 1 8 Switches that set whether the signal levels...

Page 9: ...D SGND AGND AGND AGND RCA JACK GND LIFT XLR OUT 4dBu 20dBu 4dBu 20dBu LEVEL SHIFT GND LIFT 5 6 7 3 2 1 8 4 AMP with TRIM function BALANCED AMP LEVEL 10dBV 9dBu 10dB 5dB 0dB 5dB 10dB 15dB 15dB 20dB 25d...

Page 10: ...T GND LIFT XLR IN BALANCED INPUT CIRCUIT BALANCED AMP with TRIM function GAIN SWITCH AMP 4dBu 20dBu LEVEL 10dB 5dB 0dB 5dB 10dB 15dB 15dB 20dB 25dB 30dB 35dB 40dB 45dB 50dB 4dBu 2 1dBu 8dBu 18dBu 31 8...

Page 11: ...nced OUTPUTS 1 8 5 Input signal L Input signal R 1 2 3 4 5 6 7 8 L R Outputs 1 5 In this example a stereo pair of signals input through channels 1 and 5 are output in parallel to 4 channels each 1 Con...

Page 12: ...nced OUTPUTS 1 8 4 L R 1 1 2 3 4 5 5 6 7 8 L R Input signal Input signal Outputs In this example a stereo pair of signals input through channels 1 and 5 are output in parallel to 4 channels each 1 Con...

Page 13: ...inal input level 4 dBu 1 dB INPUT LEVEL switch set to 4 dB 20 dBu 1 dB INPUT LEVEL switch set to 20 dB Maximum input level 30 dBu INPUT LEVEL switch set to 4 dB 8 dBu INPUT LEVEL switch set to 20 dB I...

Page 14: ...5mm 280mm 6mm 9mm 44mm 0 5mm 432 6mm 432 2mm 31 8mm 482 6mm 280mm 6mm 9mm NOTE In order to improve these units their specifications and external appearance may be changed without notification Please b...

Page 15: ...TASCAM LA 80 81MKII 15 Memo E_LA 80 81mkII_RevC indd 15 08 12 19 1 07 28 PM...

Page 16: ...auga Ontario L4Z 1Z8 Canada TEAC MEXICO S A de C V www teacmexico net Phone 52 55 5010 6000 R o Churubusco 364 Colonia Del Carmen Delegaci n Coyoac n CP 04100 M xico DF M xico TEAC UK LIMITED www tasc...

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