Specifications

 

Normal

Limit

Frequency Response

 

 

Mic/Line to Main ± 1 dB

10 Hz - 45 kHz

20 Hz - 20 kHz

(Trim @ min, output @ 0 dB,

 

 

In/Out fader @ center position)

 

 

Aux Return to Main ± 1 dB

11 Hz - 26 kHz 20 Hz - 20 kHz

(Return VR @ “0” position,

 

 

Main fader @ center position,

 

 

output @ 0 dB)

 

 

Total Harmonic Distortion

 

 

(Output 600 ohm balanced)

 

 

Line to Main Out

0.016%

0.05%

(Trim @ min, output @ 0 dB,

 

 

In/Out fader @ center position,

 

 

1 kHz, with 80 kHz LPF)

 

 

Line to Aux Send

0.016%

0.05%

Equivalent Input Noise

 

 

(“A” filter on, input shorted)

 

 

Mic (Ch 1 - Ch 16)

-128 dB

-128 dB

Line (Ch 1 - Ch 16)

-110 dB

-110 dB

Maximum Voltage Gain (± 5 dB)

 

 

Ch Input (1 kHz, output 600 ohm load, balanced)

 

Mic to Main L/R

84 dB

 

Line to Main L/R

74 dB

 

Aux Return to Main L/R

34 dB

 

Ch Input (1 kHz, output unbalanced)

 

 

Mic to 3L/4R

84 dB

 

Line to 3L/4R

74 dB

 

Mic to Aux Send

79 dB

 

Line to Aux Send

69 dB

 

Residual Noise

 

 

(1 kHz, with 30 kHz LPF on, all VR @ min, all faders down)

 

L/R Main Out

95 dB

90 dB

3L/4R Out

89 dB

85 dB

Aux Sends

82 dB

76 dB

H/P Out

84 dB

76 dB

Crosstalk (@ 1 kHz, with 30 kHz LPF on)

 

 

Ch vs. Ch

76 dB

70 dB

Input vs. Output

72 dB

62 dB

Peak LED Sensitivity (before clipping)

-5 dB

-5 dB ± 2 dB

Headphone Output (95 ohm load)

200 mW

More than 2.2V

 

 

(150 mW)

Level LED Display

 

 

(@ +4 dB output, balanced 600 ohm)

0 dB

0 dB ± 3 dB

Phantom Power (± 3 V)

+ 48 V

 

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Samson MPL 1640 manual Specifications, Frequency Response