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GRAPHIC EQUALIZER
EQ-4000
SPECIFICATIONS
Power source
............ DC 14.4 V (10.8 — 15.6 V allowable)
Grounding
system
..........
00002:
Negative
type
Dimensions (chassis)
............
178(W) x 25(H) x 120(D) mm
[7(W) x 1(H)4-3/4(D) in.]
RS
5g
Gy doe eat. Saad 170(W) x 24(H) x 12.5(D) mm
(6-3/4(W) x 1(H) x 1/2(D) in.]
ANCIQIIC
aie Fag Stage gaa Mate. hee Mage Bw bi een cela deo 0.5 kg (1.1 Ibs.)
Equalization frequency
(EQ-6000)
......... 40 — 80 Hz (Parametric),
125 Hz, 250 Hz,
500 Hz, 1 KHz, 2 kHz, 4 kHz, 8 kHz, 16 kHz
(EQ=4000)
.cc usecase ewww
s 60 Hz, 125 Hz, 250 Hz, 500 Hz,
1 kHz, 2 kHz, 4 kHz, 8 kHz, 16 kHz
Gain:
6 econ
halg Mess Oy YR
pa ti
ey OW EO e GherGia ea ogy OdB
Equalization
range
.. 0...
2.
ee
ee
+12 dB
Frequency
response
.............005
20 — 30,000 Hz (+3 dB)
DISTORIOR: us¢ iin bar. ot kowims Awemebhleea 0.05%
(1 kHz,
500 mV)
Signal-to-noise ratio
.. 2...
0.0.0.0 0.00. 101 dB (IHF-A network)
CONTENTS
1. CONNECTING
THE UNITS
.........
cece e cee eeee eee eens
2
2. CONTROLS
AND THEIR USE ............ceeeee
eee eee ees 3
3: BLOCK
DIAGRAM)
sasiscvcciveccescasaanwernseninsies'en
vacseies
5
4. SCHEMATIC
CIRCUIT
DIAGRAM
(EQ-6000)
.......
7
5. CONNECTION
DIAGRAM
(EQ-6000)
................4.
9
EQ-6000
GQ-600
FVIONECT
The future of sound and vision.
ORDER NO.
CRT 1229
UC
UC
Input' impedance
2.52 so24e ee 5a ane ou ge ee
bwe eee Ue 10 kQ
Output
Wmpedand'e
an. 06 6
cs
be
hee He
Rie
ha EG
ee 1kO
Max. output level 2.0.0.0.
0.
ee
eee 2 V/1 kHz, 1% THD.
Subwoofer (EQ-6000)
Crossover
frequency
.............-...000% 50 Hz/80 H2/120 Hz
Crossover-slope:
«ainda
os oaeu5
2s 284 2G Fae 2S — 12 dB/octave
OUTDUE BIR
ic
aig
we om
ee pact edie ww ~oo— +10 dB {L + R)
Phase
SWIC:
oc
a ctes
Bred
FG CTs
SBE
E AREAS
GES 0/180°
These specifications were determined and are presented in accordance
with specification standards established by the Ad Hoc Committee of Car
Stereo manufacturers.
Note:
Specifications and the design are subject to possible modification without
notice due to improvements.
6. SCHEMATIC
CIRCUIT DIAGRAM
(EQ-4000)
........ 11
7. CONNECTION
DIAGRAM
(EQ-4000) ......--:
eee
13
8: EXPLODED
WIEW!
cucusmpsi iss ncemgemn geeay exncmmnsinngg aa s 15
9. ELECTRICAL
PARTS) LIST 20... cccnteceassuiedaneneseneniee 18
10; PACKING
METHOD:
42: ccssesssanuan
ceases toamraets eninge 20
PIONEER ELECTRONIC CORPORATION
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153, Japan
PIONEER ELECTRONICS SERVICE INC.
P.O. Box 1760, Long Beach, California 90801 U.S.A.
PIONEER ELECTRONICS OF CANADA, INC.
505 Cochrane Drive, Markham, Ontario LR
8E3 Canada
PIONEER ELECTRONIC [EUROPE] N.V.
Keetberglaan 1, 2740 Beveren, Belgium
PIONEER ELECTRONICS AUSTRALIA PTY. LTD.
178-184 Boundary Road, Braeside, Victoria 3195, Australia TEL: [03] 580-9911
© PIONEER ELECTRONIC CORPORATION 1989
ES JUNE
1989 Printed in Japan
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