2-4 Analog Audio Expansion Box BKMA-570
When using analog audio input and output with this unit, connect the optional Analog Audio Expansion Box
The optional
| INPUT |
| OUTPUT |
|
1 | 2 | 1 | 2 | 3 |
a | b | c | d | e |
aINPUT 1 (R1 input) connectors (XLR-3-31)
Analog audio inputs to the R1 port.
Audio Input | Switch Setting | ||
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Level | Impedance | ||
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High impedance | |||
(microphone input) | (approx. 20 kΩ) | position) | |
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+4 dBu (line voice | High impedance | ||
input) | (approx. 20 kΩ) | position) | |
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+4 dBu (line voice | 600 Ω | ||
input) |
| position) | |
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Chapter 2 Names and Functions of Parts
bINPUT 2 (R2 input) connectors
Analog audio inputs to the R2 port.
cOUTPUT 1 (P1 output) connectors
Analog audio outputs from the P1 port.
dOUTPUT 2 (P2 output) connectors
Analog audio outputs from the P2 port.
eOUTPUT 3 (P3 output) connectors (XLR-3-32)
Analog audio outputs from the P3 port. (Planned for use with future functions.)
Input connectors (a and b) have LEVEL switches for each channel as shown below.
Channel LEVEL switches are set for use as follows:
CH1 | HIGH | ON | CH2 | HIGH | ON |
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| LOW | OFF |
| LOW | OFF |
| LEVEL 600Ω |
| LEVEL 600Ω | ||
CH3 | HIGH | ON | CH4 | HIGH | ON |
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| LOW | OFF |
| LOW | OFF |
| LEVEL 600Ω |
| LEVEL 600Ω |