EXTECH 407766 Sound Level Calibrator

The Extech 407766 is a professional sound level calibrator used for verifying sound level meters with 0.5-inch or 1.0-inch microphones. It features a durable die-cast aluminum housing, generates a precise 1kHz sine wave at 94dB or 114dB, and meets IEC standard 60942:1997-11. The device includes LED power indicators, a level switch for different calibration levels, and operates with two heavy-duty alkaline batteries. It ensures accurate calibration by maintaining a frequency accuracy of 5% and signal level within ±0.8dB, making it essential for sound measurement professionals.

View 407766Datasheet [pdf]

Buy the Extech Series Sound Level Calibrator: 407766

Enhance your sound measurement accuracy with the Extech 407766 calibrator. Ideal for verifying sound level meters with 0.5-inch or 1.0-inch microphones, it features a durable die-cast aluminum housing, generates precise 1kHz signals at 94dB or 114dB, and meets IEC standards. With LED indicators, a level switch, and battery status alerts, this professional device ensures reliable calibration, making it a must-have for audio technicians and environmental measurement professionals. Purchase online today for dependable, high-quality calibration performance.

Order your Extech Series 407766 sound level calibrator today and ensure precise calibration of your sound measuring equipment with reliable performance.