555-6390 MCM, 555-6390 Datasheet

555-6390

Manufacturer Part Number

555-6390

Description

Two-Way Ceiling Speaker

Manufacturer

MCM

Datasheet

1.555-6390.pdf (1 pages)

Specifications of 555-6390

Bandwidth

20kHz

Sensitivity

86dB

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This speaker is perfect for a wide range of

applications to suit most commercial paging

and background music requirements.

Standard 8" size is compatible with commonly

used ceiling baffles, making this an ideal

replacement or upgrade in existing systems.

Popular accessories for this speaker:

Specifications:

Connections:

Note: Some transformer tap connections are both 25V and 70V, with different wattage.

8Ω System Connection

There are black and gray connections from the output of the transformer, soldered to the lugs on the speaker. For 8ohm

applications, clip these leads from the transformer and attach the leads from the speaker lugs, to your source.

Black is (–)

Gray is (+)

25V System Connection

On the front of the transformer (facing away from the magnet), locate the black lead. This is the (–) connection.

Positive 25V tap connections are as follows:

70V System Connection

On the front of the transformer (facing away from the magnet), locate the black lead. This is the (–) connection.

Positive 70V tap connections are as follows:

•

White ceiling speaker baffle:

Drop ceiling T-bar support:

Metal rear speaker back-box:

Angled wooden wall baffle:

Power capacity: 10W/20W RMS/peak (excluding transformer)

Frequency response: 50Hz ~ 20KHz

Magnet weight: 10 oz.

Tweeter size: 2"

Voice coil diameter (woofer): 1"

Sensitivity: 86dB (W/M)

70V transformer taps: 0.63W, 1.25W, 5W, 10W

25V transformer taps: 0.63W, 1.25W, 5W, 10W

Gray

Blue

Green

Yellow

Red

Gray

Violet

Orange

Gray

Blue

8” Two–Way Ceiling Speaker

0.625W

1.25W

2.5W

0.625W

1.25W

2.5W

10W

(front of transformer, away from magnet)

(rear of transformer, facing the magnet)

(front of transformer, away from magnet)

MCM Model #50-150

MCM Model #80-1350

MCM Model #80-1340

MCM Model #555-915

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