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SMR

821a  stereo mic/line program audio mixer

Specifications

N

No

oiis

se

e

Output

Signal/Noise (typical)

Test Conditions

Left
Right

Aux

100 dB

84 dB

80 dB

95 dB

92 dB

81 dB

All level controls down

Master level controls nominal
Channel level controls down

All controls nominal
All channels assigned
Mic gain minimum

All level controls down

Master level control nominal
Channel level controls down

All controls nominal
All channels assigned
Mic gain minimum

G

Ga

aiin

n

Mic input range without pad:

Mic input to output without pad:

Mic input range with pad:

Mic input to output with pad:

Mic input range without pad (optional transformer):

Mic input to output without pad (optional transformer):

Mic input range with pad (optional transformer):

Mic input to output with pad (optional transformer):

10 dB to 60 dB

80 dB max

-10 dB to 40 dB

60 dB max

20 dB to 60 dB

80 dB max

0 dB to 40 dB

60 dB max

Summary of Contents for SMR 821a

Page 1: ...eight inputs include high quality microphone pre amplifiers and separate gain controls Additional rear panel controls provide even more flexibility for proper gain setup output assign and remote control features In stand alone applications the SMR 821a is a very powerful tool Ease of use external control options and a simple user interface make it perfect for many applications where the end user m...

Page 2: ...or the mic inputs master slave link mode switch and audio bus linking The mixer shall have a shelving low EQ with 15 dB boost or cut starting at 70 Hz a peak dip low mid EQ with 15 dB boost or cut at 250 Hz a peak dip high mid EQ with 15 dB boost or cut at 3 1 kHz and a high shelving eq with 15 dB boost or cut at 10 kHz The unit shall be housed in a rugged metal chassis 1 75 tall by 19 wide by 8 7...

Page 3: ...Master level control nominal Channel level controls down All controls nominal All channels assigned Mic gain minimum G Ga ai in n Mic input range without pad Mic input to output without pad Mic input range with pad Mic input to output with pad Mic input range without pad optional transformer Mic input to output without pad optional transformer Mic input range with pad optional transformer Mic inpu...

Page 4: ...ut tp pu ut t t to o O Ou ut tp pu ut t 1 1 k kH Hz z 60 dB typical P Ph ha an nt to om m P Po ow we er r 48 volts at mic and inputs R Re em mo ot te e C Co on nt tr ro ol l V Vo ol lu um me e 30 dB attenuation 10k ohm potentiometer typical 60 dB attenuation 100k ohm potentiometer typical C Ch ha an nn ne el l M Mu ut te e 60 dB attenuation S Si ig gn na al l C Cl li ip p I In nd di ic ca at to or...

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