JBL E150P, Service Manual

JBL E150P/P10SW Powered Sub/ Plate Amp 

LINE VOLTAGE

Yes/No

Hi/Lo Line

Nom.

Unit

Notes

US 120vac/60Hz

Yes

108-132

120

Vrms

Normal Operation

EU 230vac/50-60Hz

Yes

207-264

230

Vrms

Normal operation, MOMS required

Parameter

Specification

Unit

QA Test 

Limits

Conditions

Notes

Amp Section

Type (Class AB, D, other)

D

n/a

n/a

Class D Preferred...Sink required for Class AB

Load Impedance (speaker)

4

Ohms

n/a

Nominal

Z-curve required

Rated Output Power

75

Watts

70

1 input driven

AVG RMS  Dynamic Power

150

Watts

135

Average RMS power,  3/20 Cycles 50 Hz, Driven
6dB above its input sensitivity sensitivity

THD @ Rated Power

0.3

%

1

22k filter

75 Watts

THD @ 1 Watt

0.1

%

0.5

22k filter

DC Offset

10

mV-DC

30

@ Speaker Outputs

Damping factor

50

DF

35

Measured at amplifier board 

Measured at the amplifier board THD < 0.1% 75 
Watts @ 50Hz

Input Sensitivity

Input Frequency

50

Hz

50

Nominal Freq.

L&R

128

mVrms

±2dB

To 75 Watts

Single input driven LP defeat switch OFF

LFE 128

mVrms

±2dB

To 75 Watts

LP defeat switch ON- Single input driven

Speaker/Hi Level Input

1.28

Vrms

±2dB

To 75 Watts

Single input driven

Signal to Noise

SNR-A-Weighted

100

dBA

70

relative to rated power

A-Weighting filter

SNR-unweighted

80

dBr

70

relative to rated power

22k filter

SNR rel. 1W-unweighted

65

dBr

60

relative to 1W Output

22k filter

Residual Noise Floor

1

mVrms

2

Volume @max, using DVM or  A/P  
(BW=20 KHz)

Line level inputs must be terminated using      
1KOHM

Residual Noise Floor

1.5 mVrms(max)

2

Volume @max, w/ A/P Swept 
Bandpass Measurement (Line 
freq.+ harmonics) (BW=20Khz)

Line level inputs must be terminated using    
1KOHM

Input Impedance

Line Input

10K

ohms

n/a

Nominal

Speaker/Hi Level Input

>4.7K

ohms

n/a

Nominal

Filters

Speaker in LP  2nd order varia

60-150 Hz

± 10

Subsonic filter (HPF)  fixed 6th

Fixed

LFE Low pass  2nd order fixed

200>LP<1K Hz

Single input driven

Speaker out HP filter

Left & Right outputs

200 Hz

± 10

Speaker input driven - Speaker out 
loaded with 4 Ohms 

(Applies only to 230V Model)

Note: 120V Models do not 
have speaker output

100 Hz

± 10

Speaker input driven - Speaker out 
loaded with 8 Ohms 

(Applies only to 230V Model)

Limiter 

THD at Max. Output Power

n/a

n/a

functional  Maximum Output Power

Maximum THD as a result of limiting.

Features

--

Volume pot Taper (lin/log)

LOG

--

functional 

A Taper

Phase switch 

0-180

deg

functional 

LP Defeat switch 

YES

functional 

LFE function selection

Input Configuration

Line In  & LFE

YES

--

functional 

LR dual RCA jack

Spkr/Hi Level In

YES

--

functional 

Binding post connector L&R

Signal Sensing (ATO)

Auto-Turn-On (yes/no)

YES

functional  Auto - on selection switch in Auto 

ATO Input test frequency

50

Hz

functional 

"

ATO Level LFE Input

4

mV

functional 

"

ATO Level Speaker in

50

mV

functional 

"

ATO Turn-on time

5

ms

functional 

Amp connected and AC on, then 
input signal applied

Auto Mute/ Turn-OFF Time

15

minutes

17

T before muting, after signal is 
removed

Auto turn of time (T)   must be  5 > T < 15 
Minutes

Power on Delay time

3

sec.

4

AC Power Applied

Transients/Pops

ATO Transient

5

mV-peak

n/a

@ Speaker Outputs

Turn-on Transient

50

mV-peak

2v-pp

@ Speaker Outputs

AC Line cycled from OFF to ON

5

E150P/P10SW 

subwoofers