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Altec 1407A and 1415A Power Amplifier

(page 2)

 

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Altec 1407A & 1415A Amplifier page 2

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SPECIFICATIONS FOR THE 1407A AND 1415A POWER AMPLIFIERS

(Note: The following specifications apply to both Intermodulation
models unless noted.) Distortion (SMPTE) < 0.01% SMPTE 4:1, at rated
Continuous Average Output Power output power, direct
(Direct or transformer output) output 1415A 150 watts
1407A 75 watts Input High Pass Filter
frequency 300 Hz, switchable
Maximum Midband Output Power Slope -12 dB/oct (-40 dB/dec)
(Ref. 1 kHz, 1% THD)
Direct Output Input Sensitivity/Input Impedance
1415A 200 watts (Ref. 1 kHz, 0 dBu = 0.775 vrms)
1407A 100 watts Balanced Line Input 0 dBu/SB-15k()
Transformer Output (Pad switched
'
(Any output tap) out")
1415A 190 watts Balanced Line Input -15 dBu/SB-15kS)
1407A 95 watts (Pad switched "In")

Power Bandwidth Unbalanced Line
(+0/-3 dB. Ref. 1 kHz at rated output power) Input
Direct Output 20 Hz - 20 kHz (Phono connector) 0 dBu/47 kO

Transformer Output 50 Hz - 15 kHz Input Pad
(Any output tap) (Ref. 1 kHz)
Type Balanced "H", switchable
Frequency Response Attenuation 15 dB,.-1 dB
Ref. 1 kHz at 1 watt output power)
Direct Output Maximum Input Level +35 dBu (43.5 vrms)
±1 dB 20 Hz - 20 kHz (Ref. 1 kHz, pad in, signal applied to XLR
+3 dB 10 Hz - 30 kHz female, MASTER off)

Transformer Output Output Level/Load Impedance
(Any output tap) (Ref. 1 kHz, ) dBu = 0,775 vrms applied to balanced
±1 dB 20 Hz - 16 kHz line input, ~1 dB)
+3 dB 10 Hz - 30 kHz Line Output 0 dBu/15 kf2
(XLR male,
Total Harmonic Distortion (THD) balanced) (Ref. 1 kHz at rated output power, 30 kf Iz
low pass filter) PRE Auxiliary 0 dBu/600 S2
Direct Output Output
20 Hz < 0.1% (Pre-fader, unbalanced, phono connector)
1 kHz < 0.01 %
20 kHz (0.1% POST Auxiliary 0 dBu/600 i2
Output (Post-fader,
Transformer Output unbalanced, phono connector) (Any output tap)
50 Hz < 1.0% 1415A Direct 24.5 vrms/4 0
1 kHz < 0.02% Output
15 kHz < 0.1% (Unbalanced)

 


 

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