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Specifications
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC DISTORTION 30
(50)* watts per channel minimum continuous average power into
ohms, both channels driven from 20 — 20,000 Hz with no more thz
0.1 % total harmonic distortion per Car Audio Ad Hoc Committet
standards.
+ (EXM-502)
Other Specifications
Circuit system
power supply
Inputs
RCA pin jacks
High level input connector
Outputs
Speaker terminals
Speaker impedance
2-8 ohms (stereo)
4-8 ohms (when used as a bridging
amplifier)
Maximum output at 4 ohms
60 (100)* watts per channel
150 (260)* watts (monaural)
Rated outputs (supply voltage at 14.4 V)
30 (50)* watts per channel
(20 Hz - 20 kHz, 0.1% THD,
at 4 ohms)
45 (65)* watts per channel
(20 Hz - 20 kHz, 0.4% THD,
at 2 ohms)
Monaural:
90 (130)* watts
(20 Hz — 20 kHz, 0.5% THD, at 4 ohms)
OTL (output transformerless) circuit pulse
Power requirements
12 V DC car battery
{negative ground)
Power supply voltage
10.5-16V
at rated output: 8 (12)* A.
(4 ohms, 30 watts x 24 ohms, 50 wat
2)*
at 10% THD: 10 (16)* A
Remote input: 5 mA
Approx. 219 x 56 x 147 (219 x 56 x 182
mm (w/h/d)
(85/8 x 21/4 x 57/8 (89/8 x 21/4x71
inches) not incl. projecting parts and
Current drain
Dimensions
controls
Mass
Approx. 1.6 (2.2)* kg (3 Ib. 8 07. (4 Ib
!40z.)") not ined. accessories
Supplied accessories
Mounting screws (4)
High level input cord (1)
Frequency response
8 Hz - 50 kHz ( 2 dB}
Harmonic distortion
0.01% or less (at 1 kHz, 4 ohms,
25 watts)
Low-pass filter*
Input level adjustment range
0.2-2V
80 Hz, - 18 dB/oct
Optional accessories
Connecting cord for power amplifier
RC~46
RCA pin cord RC-64 (2 m)
RCA pin cord RC-65 (5 m)
* (EXM-502)
Design and specifications are subject to change without not:
0.8 - 8 V (High level input connector)
Diced io) (-myalelor diate mciuice (=)
The following check list will assist in the correction of most problems which you may encounter with your unit.
Before going through the list below, check the connection and operating procedures.
Problem
Cause (Solution)
The POWER indicator does
| The fuse is blown. —> Replace the fuse with a new one.
not light up.
L
The ground lead is not securely connected. —- Ground the lead securely to a mc
part of the car.
The voltage going into the remote terminal is too low.
¢ The connected master unit is not turned on. —* Turn on the master unit.
¢ The system employs too many amplifiers. — Use a relay.
Check the battery voltage (10.5 - 16 V).
© The POWER indicator
flashes.
* The unit heats up
abnormally.
Use the speakers with suitable impedance.
Stereo operation: 2-8 Q
* Bridging operation: 4-16 Q
1
Speaker outputs are short-circuited. —+ Rectify the cause of short-circuit.
|
Alternator noise is heard.
The power connecting leads are run too close to the RCA pin cords. —» Keep the
leads away from the cords.
The RCA pin cords are run too close to other electrical cables of the car. + Keep
the cords away from the cables.
The ground lead is not securely connected. + Ground the lead securely to a me'
| part of the car.
Negative speaker leads are touching the car chassis. —» Keep the leads away fro:
the car chassis.
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