MCM Electronics

Mic And Line Output 4 Mic Or Line Mixer By Radio Design Labs (FP-MX4) MCM Part #555-18808

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MSRP: $451.27
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4 Channel Audio Mixer

The FP-MX4 is a single-channel audio mixing module featuring four identical inputs. Each input accepts either a mic or line level source. The output section provides four mixing potentiometers corresponding to the four inputs. The output section provides both a balanced line (+4 dBu) and balanced microphone level (-45 dBu) output.

Specifications Top

  • Four Channel Audio Mixer
  • Balanced Microphone and Line Inputs
  • Balanced Microphone and Line Outputs
  • Switch-Selectable 24 V Mic Phantom
  • Three Switch-Selectable Mic Gain Ranges
  • Studio-Quality, Low-Noise Performance

Microphone Inputs (4): 2 kO balanced, switchable 24 V phantom (IEC 1938: 1996-12)
Microphone Input Level: Switch selectable ranges: -30 to -40 dBu, -40 to -50 dBu, < -50 dBu
Line Inputs (4): +4 dBu, 10 kO balanced (or unbalanced)
-Mic: Off to 65 dB gain (adjustable each input)
-Line: Off to 6 dB gain (adjustable each input)
Frequency Response:
-Mic: 10 Hz to 30 kHz (+/- 0.25 dB)
-Line: 10 Hz to 45 kHz (+/- 0.25 dB)
-Mic: < 0.012%
-Line: < 0.004%
Residual Noise (below +4dBu output): Note, (A) = A-Weighted
Unity Gain: 4 Line level sources < -84 dB (wideband)
40dB Gain: Mic: -90 dB; All 4 mic level sources: < -82 dB (wideband); < -84 dB (A)
50dB Gain: Mic: -86 dB; All 4 mic level sources: < -72 dB (wideband); < -76 dB (A)
60dB Gain: Mic: -80 dB; All 4 mic level sources: < -65 dB (wideband); < -67 dB (A)
Outputs (2):
-Line:+4 dBu 150 O balanced
-Mic:-45 dBu 150 O balanced
Indicators (2): Dual-LED VU meter (line-level output)
Power Requirement: GROUND-REFERENCED, 24 Vdc @ 160 mA
Overall Dimensions:
-Height: 1.42 in. 3.61 cm
-Width: 3.25 in. 1.42 in.
-Length: 8.14 in. 1.42 in.
Ambient Operating Environment: 0° C to 50° C

Part Numbers
MCM Part #:555-18808
Radio Design Labs Part #:FP-MX4
Package Specifications & Dimensions
Weight:1.003 lbs.
RoHS Comp:Yes
Warranty:1095 days
Need to Return?
Length:10.5 in.
Width:4.5 in.
Height:2.25 in.
Shipping Information
Extra Shipping Charge:No
Drop Ship:No

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