DRE-A500

5-Way Active Crossover FEATURES SYSTEM - 1 INPUT (CH-1/2)

General 4 Volt Ready Contiunuously Adjustable Crossover Frequencies Independent Frequency Selection (all outputs) Frequency Multiplier Switches (x1 or x15) Highpass and Subwoofer Phase Switches Subwoofer Stereo/Mono Switch 4 or 2 Channel Input Selectability Gold Plated Terminals DC-DC Power Supply S.T.A.R. Circuitry

SUB. W.

SYSTEM - 2 INPUT (CH-1/2)

CH - 1/2: 3/4

HIGH

SUB. W.

LOW.

SYSTEM - 3 2 INPUT

SUB. W. (NON - FAD)

SYSTEM - 4 2 INPUT

SUB. W. (NON - FAD)

POWER SUPPLY

CH - 1/2: 3/4

HIGH.

CH - 1/2: 3/4

HIGH LOW

GND

CH - 1/2: 3/4

HIGH

POWER REMOTE

OUTPUT MODE SYSTEM - 1 2 3 4

BATTERY CH - 1/2 HIGH 0

140/2.1K X1

235/3.5K

87/1.3K

X15

0¡

180¡

+2

-2

MULITPLIER

FUSE (3A)

+4

-4

400/6K

52/780K

PHASE 660/9.9K

32/480K

+6

-6

CH - 1/2 OUTPUT

CH - 1/2 LOW 140 235

87

0

140/2.1K X1

235/3.5K

87/1.3K

X15

400

52

400/6K

52/780K

HIGH

+2

-2

+4

-4

MULITPLIER

LOW

660

32

660/9.9K

32/480K

+6

-6

CH - 3/4 HIGH 0

140/2.1K X1

235/3.5K

87/1.3K

X15

0¡

+4 +6

-6

CH - 3/4 LOW

INPUT 140 235

87

0

140/2.1K X1

235/3.5K

87/1.3K

X15

400

52 CH3/4

+2

-2

-4 PHASE

660/9.9K

32/480K

CH1/2

180¡

400/6K

52/780K MULITPLIER

400/6K

52/780K

CH - 3/4 OUTPUT

+2

-2

HIGH

+4

-4

MULITPLIER 32

660

660/9.9K

32/480K

+6

-6

LOW

SUBWOOFER 0

140 235

87

0¡

180¡

INPUT

+8

-8

OUTPUT +10

-10

400

52

PHASE 32

660

-12

CROSSOVER (Hz)

+12 LEVEL (dB) MODE

ACTIVE DIVIDING NETWORK

ST MONO

DRE-A500

SPECIFICATIONS Crossover Number of Outputs ......................................................................................... 5 pairs ....... (Subwoofer, front and rear bandpass, front and rear highpass independently adjustable) Crossover Frequencies ................................................. Subwoofer output 32Hz—660Hz .................................................................. Bandpass output (highpass) 32Hz—660Hz .............................................................. Bandpass output (lowpass) 32Hz—660Hz(x1) .............................................................................................. 480Hz—9.9kHz(x15) ............................................................................ Highpass output 32Hz—660Hz(x1) .............................................................................................. 480Hz—9.9kHz(x15) Crossover Slopes ................................................. Highpass and Bandpass 12dB/octave .......................................................................................... Subwoofer 18dB/octave General Frequency Response ............................................................. 10Hz—50kHz(+0,-0.5dB) Total Harmonic Distortion .................................................................... 0.005%(at 1kHz) Signal to Noise Ratio .................................................................................... 100dBA Input Sensitivity ............................................................................................ 0.5—4V Output Gain Control .......................................................................... High/Low ±6dB ............................................................................................. Subwoofer 0 to +12dB Input Impedance ....................................................................... Greater Than10k ohms Output Impedance ........................................................................... Less Than1k ohms Power Requirement ......................................................... 11—16V DC(negative ground) Chassis Size(WxHxD) ................................. 240mmx50mmx160mm(9-7/16”x2”x6-1/4”) Weight ......................................................................................... 1.2 kg(2lb. 10oz.)

Specifications and design are subject to change without notice

DRE-A500 5-Way Active Crossover Front 4-Channel Amplifier (Optional)

CH-1

NOM

100

Ch. 1

Front Tweeter (Optional)

Ch. 3

Front Midrange (Optional)

Ch. 2

Front Tweeter (Optional)

Ch. 4

Front Midrange (Optional)

Ch. 1

Rear Tweeter (Optional)

CH-1+3

CH-3

NOM

100

L

POWER 50 1(MONO)

ST

OFF

1+2

HP

200Hz

MIN

INPUT

3(MONO)

FILTER

C H AN N EL

50

MAX

LP

ST

OFF

3+4

HP

I NPUT

GAIN

200Hz

MIN

FILTER

CH-2

CH-4

CH-2+4

GAIN

R

CHANNEL

1/2

MAX

LP

3/4

4/3/2 CHANNEL POWER AMPLIFIER

MRV

INPUT

F400

To Channel 1&2 Input

OUTPUT

To Channel 3&4 Input

RCA Extension (Optional)

RCA Extension (Optional)

Rear 4-Channel Amplifier (Optional)

NOM

100

CH-1

CH-3

CH-1+3

CH-2

CH-4

CH-2+4

Rear Midrange (Optional)

NOM

100

L

POWER 50 1(MONO)

ST

OFF

1+2

HP

200Hz

MIN

3(MONO)

LP

INPUT

FILTER

C H AN N EL

50

MAX ST

OFF

3+4

HP

MIN

FILTER

GAIN

R

CHANNEL

1/2

MAX

LP

I NPUT

GAIN

200Hz

3/4

4/3/2 CHANNEL POWER AMPLIFIER

INPUT

F400

Battery Lead (+12V Constant)

Remote Turn-On Lead (+12V Input turns unit ON)

MRV

OUTPUT

To Channel 3&4 Input

To Channel 1&2 Input

Ch. 2

Rear Tweeter (Optional)

Ch. 4

Rear Midrange (Optional)

RCA Extension (Optional)

RCA Extension (Optional)

Subwoofer Amplifier (Optional)

NOM

100

CH-1

CH-3

CH-1+3

CH-2

CH-4

CH-2+4

NOM

100

L

POWER 50 1(MONO)

ST

1+2

OFF

HP

I NPUT

50

MAX

GAIN

ST

3+4

OFF

HP

I NPUT

FILTER

CHANNEL

1/2

200Hz

MIN

MAX

LP

GAIN

R 3/4

4/3/2 CHANNEL POWER AMPLIFIER

3A

Ground Lead

MIN

3(MONO)

FILTER

CHANNEL

200Hz

LP

MRV

INPUT

F400

OUTPUT

Yellow

Black

Blu/Wht

MONO

Subwoofer (Optional)

Ch. 1

RCA Extension (Optional)

ST MONO MODE +12

LEVEL (dB)

-12

DRE-A500 32

52

ACTIVE DIVIDING NETWORK

PHASE 660

400

0° 235 87

Red (Right)

140

660

400

CROSSOVER (Hz)

INPUT

OUTPUT -10

-8 180°

660/9.9K 32/480K

SUBWOOFER

140

MULTIPLIER

Remote - Out or Power Antenna Lead

52 CH3/4

INPUT

CH1/2

87

32

White (Left) Red (Right)

White (Left)

RCA Extension (Optional)

Specifications and design are subject to change without notice

Subwoofer (Optional)

MONO

+10

LOW -6

0

+6

+8

CH - 3/4 OUTPUT

HIGH +4

+2 0 -2

-4 400/6K

235/3.5K 140/2.1K 87/1.3K

52/780K

CH - 3/4 LOW

X15 235

X1

32/480K

52/780K MULTIPLIER

X15 X1

52

32

140 87

660/9.9K

400/6K

235/3.5K 87/1.3K

140/2.1K

32/480K

52/780K MULTIPLIER

660

400

X1 235

CH - 3/4 HIGH

0°

PHASE

180°

-4

-2

-6

0

+6

+2

+4

LOW -4

660/9.9K

235/3.5K 140/2.1K 87/1.3K

CH - 1/2 LOW

X15

660/9.9K 32/480K

52/780K

400/6K

-2

-6

0

+6

+2

+4

CH - 1/2 OUTPUT

HIGH

FUSE (3A) +4 -4 PHASE

0°

400/6K

235/3.5K X15 X1

MULTIPLIER

OUTPUT MODE SYSTEM -1 2 3 4

87/1.3K

140/2.1K

CH - 1/2 HIGH

HIGH LOW SUB. W. (NON - FAD)

SUB. W.

SUB. W. (NON - FAD) SYSTEM - 4 2 INPUT

SYSTEM - 3 2 INPUT

SYSTEM - 2 INPUT (CH-1/2)

SYSTEM - 1 INPUT (CH-1/2)

SUB. W.

LOW.

HIGH

HIGH

HIGH.

180°

CH - 1/2: 3/4

CH - 1/2: 3/4

CH - 1/2: 3/4

CH - 1/2: 3/4

-2

-6

0

POWER

+6

+2

REMOTE

BATTERY

GND

POWER SUPPLY

Ch. 3

Rear Low Level Output Front Low Level Output