3Com 50.7cs Specifications, Mounting The Crossover, Connections, Tweeter Level Adjustment, 65.7cs

INSTALLATION

SPECIFICATIONS

MOUNTING THE CROSSOVER

Open the crossover housing by placing your fingers between the terminals and the top cover, and gently pulling off the cover. Using screws or a wire tie, mount the crossover through the holes provided.

CONNECTIONS

Observing proper polarity, connect the speakers and amplifier as shown in 8A and 8B. Replace the cover when you are finished making connections.

Figure 8A. Wiring connections on the crossover network (shown with cover on).

TWEETER LEVEL ADJUSTMENT

Located on the right side of the crossover network is a small switch which controls the tweeter level. The upper position is +3dB and the lower position is 0dB. Adjust to personal preference.

50.7cs		65.7cs
Type:	5-1⁄4" 2-Way Component	Type:	165mm 2-Way Component
Crossover Frequency:	3.5kHz	Crossover Frequency:	3.5kHz
Woofer		Woofer
Speaker Impedance:	2 ohms	Speaker Impedance:	2 ohms
Power Handling:	85W RMS, 255W Peak	Power Handling:	90W RMS, 270W Peak
Sensitivity:	94dB @ 2.83V, 1m	Sensitivity:	95dB @ 2.83V, 1m
Frequency Response:	55Hz – 25kHz	Frequency Response:	45Hz – 25kHz
Mounting Depth:	2-1/16" (53mm)	Mounting Depth:	2-1/4" (58mm)
Cutout Diameter:	4-11/16" (120mm)	Cutout Diameter:	5-5/8" (143mm)
Tweeter		Tweeter
Speaker Impedance:	2 ohms	Speaker Impedance:	2 ohms
Power Handling:	50W RMS, 150W Peak	Power Handling:	50W RMS, 150W Peak
Sensitivity:	94dB @ 2.83V, 1m	Sensitivity:	94dB @ 2.83V, 1m
Frequency Response:	3.5kHz – 25kHz	Frequency Response:	3.5kHz – 25kHz
Mounting Depth:	3/4" (19mm)	Mounting Depth:	3/4" (19mm)

RED TO AMPLIFIER

SPEAKER OUTPUTS TO WOOFER BLKTO TWEETER

Figure 8B. Locating wiring connections on the woofer.

Big Lug =

Small Lug =

Declaration of Conformity

We, Harman Consumer Group International

2, route de Tours

72500 Chateau-du-Loir

France

declare in own responsibility that the products described in this owner’s manual are in compliance with technical standards:

EN 61000-6-3:2001

EN 61000-6-1:2001

Klaus Lebherz

Harman Consumer Group International

Chateau-du-Loir, France 2/05

Cutout Diameter: 1-7/8" (48mm) Cutout Diameter: 1-7/8" (48mm)

60.7cs		680.7cs
Type:	6-1⁄2" 2-Way Component	Type:	6" x 8"/5" x 7"
Crossover Frequency:	3.5kHz		2-Way Component
Woofer		Crossover Frequency:	3.5kHz
Speaker Impedance:	2 ohms	Woofer
Power Handling:	90W RMS, 270W Peak	Speaker Impedance:	2 ohms
Sensitivity:	95dB @ 2.83V, 1m	Power Handling:	90W RMS, 270W Peak
Frequency Response:	45Hz – 25kHz	Sensitivity:	94dB @ 2.83V, 1m
Mounting Depth:	2-3⁄16" (56mm)	Frequency Response:	40Hz – 25kHz
Cutout Diameter:	5" (127mm)	Mounting Depth:	2-1/4" (58mm)
Tweeter		Cutout Diameter:	7-1/8" x 4-7/8"
Speaker Impedance:	2 ohms		(181mm x 124mm)
Power Handling:	50W RMS, 150W Peak	Tweeter
Sensitivity:	94dB @ 2.83V, 1m	Speaker Impedance:	2 ohms
Frequency Response:	3.5kHz – 25kHz	Power Handling:	50W RMS, 150W Peak
Mounting Depth:	3/4" (19mm)	Sensitivity:	94dB @ 2.83V, 1m
Cutout Diameter:	1-7/8" (48mm)	Frequency Response:	3.5kHz – 25kHz
		Mounting Depth:	3/4" (19mm)
		Cutout Diameter:	1-7/8" (48mm)

Infinity Systems, 250 Crossways Park Drive, Woodbury, NY 11797 USA

516.674.4463 • FAX 516.682.3523 • www.infinitysystems.com	A valid serial number is required for warranty coverage.
	Features, specifications and appearance are subject to change without notice.
© 2005 Harman International Industries, Incorporated • Part No. KAPCSOM2/05
	Intermount III patent no. 6,505,705.