JBL Amplifier Configurations: , Amplifier Configurations:

Page 6
Amplifier Configurations: 4 x VT4887 & 2 VT4881 / 3 MA-
5002
Amplifier
Channel
Speakon NL8
Terminals Driving
Nominal
Impedance
at Pins
Amplifier Power
Rating at
Nominal
Impedance
Power
Available to
each
Bandpass
Bandpass
Peak
Voltage
Vac
Limiter
Threshold
dBu
Pins 4±
4 x 2407H
& 8 x 2104H 4Ω 1800W 900W 54V -3
Ch 1.
MA-5002VZ
Ch2.
Pins 4±
4 x 2407H
& 8 x 2104H 4Ω 1800W 900W 54V -3
Pins 3± 4 x 2168J 4Ω 1800W 900W 134V 4
Ch 1.
MA-5002VZ
Ch2.
Pins 3± 4 x 2168J 4Ω 1800W 900W 134V 4
Pins 1± & 2± 1 x 2256G 4Ω 1800W 900W 86V -2*
Ch 1.
MA-5002VZ
Ch2.
Pins 1± & 2± 1 X 2256G 4Ω 1800W 900W 86V -2*
* 6 dB of headroom required for extended bandpass.
Amplifier Configurations: 4 x VT4887 & 2 VT4881 / 3 MA-
3600
Amplifier
Channel
Speakon NL8
Terminals Driving
Nominal
Impedance at
Pins
Amplifier Power
Rating at
Nominal
Impedance
Power Available
to each
Bandpass
Bandpass
Peak
Voltage
Vac
Limiter
Threshold
dBu
Pins 4±
4 x 2407H
& 8 x 2104H 4Ω 1120W 560W 54V -3
Ch 1.
MA-3600 VZ
Ch2.
Pins 4±
4 x 2407H
& 8 x 2104H 4Ω 1120W 560W 54V -3
Pins 3± 4 x 2168J 4Ω 1565W 783W 134V 4
Ch 1.
MA-3600 VZ
Ch2.
Pins 3± 4 x 2168J 4Ω 1565W 783W 134V 4
Pins 1± & 2± 1 x 2256G 4Ω 1565W 1565W 86V 1
Ch 1.
MA-3600 VZ
Ch2.
Pins 1± & 2± 1 X 2256G 4Ω 1565W 1565W 86V 1
EASY: 1 X MA-3600 = 2 VT4887
1 X MA-3600 = 2 VT4881