230B (Rev. 2)

Mixing Desk

Main Details
Maker Altec Brand Altec Lansing Corporation Company
Form Factor Tabletop
Signal Path Analog Hardware
Made In United States
Date Produced 195?
(H × W × D)
Weight 80lbs
Power Source 115/125VAC, 50/60Hz 120W
Frequency Response 20Hz-20kHz ±1dB
Notes Circuit revisions. Changes to source impedance options
Additional Specifications
Source Impedance (Mic) 50Ω, 150Ω, 300Ω, 600Ω
Source Impedance (Line) 600Ω
Output Impedance (Line) 500/600Ω
Load Impedance (Monitor) 500/600Ω
Gain (Mic) 100dB
Noise Level (Mic, +24dBm, 70dB Gain) 74dB
Noise Level (Mic, +39dBm, 90dB Gain) 69dB
THD (Program, +24dBm, 50Hz-15kHz) 1%
THD (Monitor, +39dBm, 50Hz-15kHz) 1%
Output Level (Program) +24dBm
Output Level (Monitor) 8W
Tube Complement 5879 (x10), 6AQ5 (x4)
Tube Complement (P-522A) 6X4 (x2)
Finish Gray


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