U, M12606-01 and M12606-02, unencased, permanent magnet loudspeakers with a 2-watt normal \(4-watt peak\) input. These loudspeakers are fungus-, and immersion-resistant, and have a voice coil impedance of 8 ?? 1 ohms. The cone and spider are made of polyamide-based phenolic material \(see 6.1\).

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MIL-DTL-12606E

Inches

.13

.005

.81

.032

5.05

.199

15.7

.62

10.21

.402

10.41

.410

14.60

.575

16.51

.650

42.06

1.656

50.80

2.000

60.32

2.375

84.12

3.312

101.60

4.000

NOTES:

1. Dimensions are in inches.

2. Metric equivalents are given for general information only and are based upon 1 inch = 25.4 mm.

3. Unless otherwise specified, tolerances are xx � .02 (.5 mm) and xxx � .005 (.13 mm).

4. Mark terminal board with a red mark near positive terminal.

5. Four mounting holes, with No. 10-24 UNC-2B threads CSK 90 x .03 deep, both sides of basket only.

6. "TYP" is defined in 6.6.

7. Configuration is optional.

FIGURE 1. Type LS-445/U loudspeaker (see 6.4).