Toa MR-8A Specifications
MR-8A ASSIGNER/PATCH BAY
TOA
PROFESSIONAL MUSIC & ENTERTAINMENT
The Toa model MR-8A is a one-rack space Assigner Unit for use with Toa’s MR-8T
Eight Track Studio Cassette Recorder. The MR-8A adds patch-free channel bouncing,
rack and source mixing, and input assignment capabilities to the MR-8T Recorder.
With the MR-8A as an interface, connections can be made by means of the switches
on its front panel.
Two microphone inputs with level controls ensure optimum performance when
recording mics. Multiple inputs can be mixed by simultaneously routing them to the
same destination.
The MR-8A can be utilized as a standalone 8 x 8 electronic audio Patch Bay.
SPEClFlCATlONS
Line input/Monitor input
Input impedance: 100k Ω
Normal input level: -10dBV
Maximum output level: +18dBV
Line output/TO INPUT DIN connector
Output impedance: 100 Ω
Normal output level: -10dBV
Maximum output level: + 18dBV
Microphone input
Input impedance: 2k Ω unbalanced
Normal input level: -55dBV
Maximum input level: -25dBV
FROM OUTPUT DIN connector (PB input)
Input impedance: 20k Ω
Normal input level: -10dBV
Maximum input level: +18dBV
Frequency response
20 - 20,000Hz, +0, -2dB (LINE IN)
50 - 20,000Hz, +0, -3dB (MIC IN)
Distortion
0.05% (1 kHz, - 1 10dBV/LINE IN)
Noise
-90dBV
(LINE IN/Volume control at maximum position)
-122dBV (IHF-A, equivalent input noise)
(MIC IN/Volume control at maximum position)
Crosstalk
60dB (1 kHz, - 10dBV/LINE IN)
Power consumption
4W
Dimensions
483 (w) x 49 (h) x 299 (d) mm
19 (w) x 1.93 (h) x 11.8 (d) inches
Weight: 3.8kg (8.38 Ibs)
Accessories
Instruction manual x 1
Fuse x 1
*The above specifications are subject to change
without notice.
MR-8A
BLOCK DIAGRAM
LINE IN
(-1OdBV)
(1OOk
Ω )Ω )
CH1~CH2
MIC
(–55dBV)
Ω)Ω)
(2k
LINE IN
CH3~CH8
(-1OdBV)
(1OOk
FROM MR-8T
Ω)Ω)
OUTPUT
TRACK BUSS
12345678
HOOK-UP DIAGRAM
Drum
MONITOR
Synthesizer
Toa Electronics, Inc.
601 Gateway Boulevard
South San Francisco, California 94080
Telephone: (415) 588-2538
TOA
FAX (415) 588-3349
MR-8T
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