SK-1
Survey Meter Speaker
Eberline SK-1
Dimensions and operating specifications:
Size: 2.25" wide x 1.38" thick x 3" long (5.7 x 3.5 x 7.6 cm)
Power Source: Single 15V battery, carbon zinc (NEDA 220)
Operating Temp: 0° to 120° F (-18° to 49° C)
Sound Level: 60 dB / 1,000 hour battery life
Weight: 6 ounces (170 g)
Specifications printed on back of unit.
Side View
Inside View
Schematic is printed inside of unit.