Altec

250A

Mixing Desk

Main Details
Maker Altec Brand Altec Lansing Corporation Company
Function
Form Factor Floorstanding / Stand Mounted
Signal Path Analog Hardware
Made In United States
Date Produced 1957
Dimensions
(H × W × D)
  • Console
  • Table included
Weight 280lbs
Power Source 117VAC, 50/60Hz 300W
Frequency Response 20Hz-20kHz ±1dB
Additional Specifications
SNR 70dB
Source Impedance (Mic) 50Ω, 150Ω, 250Ω, 600Ω
Source Impedance (Line) 600Ω
Source Impedance (Utility) 600Ω
Source Impedance (Air Cue) 600Ω
Load Impedance (Line) 600Ω
Load Impedance (Audition) 600Ω
Load Impedance (Monitor, Line) 600Ω
Load Impedance (Monitor, Speaker) 2-16Ω
Gain (Mic) 94dB
Gain (Line) 34dB
Gain (Utility) 54dB
Gain (Cue) 24dB
Gain (Air Cue) 5dB
Sectional Gain (Mic) 40dB
Sectional Gain (Mixer) 78dB
Network Loss (Line) 20dB
Network Loss (Utility) 0dB
Mixer Network Loss 18dB
Network Loss (Line) 6dB

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