ESC
1407A

1407A

BrandAltec Lansing, Altec
ManufacturerAltec Lansing Corporation, Mark IV Industries, Inc.
FunctionAmplifier, Power
Produced1988
CountryUnited States
Form Factor19" Rackmount
Signal PathAnalog Hardware
Dimensions48.3 × 13.3 × 31.8 cm (W × H × D)
Weight24.2lbs (Net)
Power100/120/220/240VAC 50/60Hz 130W (⅓ Output), 175W (Max)
Frequency Response20Hz-20kHz ±1dB (Direct, 1W), 10Hz-30kHz ±3dB (Direct, 1W), 20Hz-16kHz ±1dB (Transformer Output, 1W), 10Hz-30kHz ±3dB (Transformer Output, 1W)
Output Power75W
Output Power (Direct, 1% THD, 1kHz)100W
Output Power (Transformer Output, 1% THD, 1kHz)95W
Power Bandwidth (Direct)20Hz-20kHz +0/-3dB
Power Bandwidth (Transformer Output)50Hz-15kHz +0/-3dB
THD (Direct, 20Hz)0.1%
THD (Direct, 1kHz)0.01%
THD (Direct, 20kHz)0.1%
THD (Transformer Output, 50Hz)1%
THD (Transformer Output, 1kHz)0.02%
THD (Transformer Output, 15kHz)0.1%
IMD (SMPTE, 4:1)0.01%
Input Sensitivity (Balanced)0dBu
Input Sensitivity (Balanced, Pad "In")-15dBu
Input Sensitivity (Unbalanced)0dBu
Input Impedance (Balanced)15kΩ
Input Impedance (Unbalanced)47kΩ
Maximum Input Level+35dBu (43.5Vrms)
Output Level (Direct, 8Ω)24.5V
Output Level (Transformer Output, 66.7/8/4Ω)70.7/25/17.3V
Damping Factor50
Output Regulation (Direct)0.5dB
Output Regulation (Transformer Output)1.0dB
SNR (A-Weighted)100dB
FinishBlack
Channels2 Channel