AKG CK77 WR L Professional Lavalier Microphone

Stands high and dry for theater,house-of-worship and broadcast applications The CK77 WR is an extremely small,omnidirectional professional lavalier microphone. The patented dual-diaphragm capsule has been designed to protect the transducer from moisture and perspiration.

The CK77 WR uses two vertical diaphragms mounted back to back to cancel out mechanical and cable noise by mixing the signals of both capsules out of phase. Its ruggedness and superior sound quality make it an excellent tool for theater and broadcast applications. The screw-on module capsule allows quick and easy service of the microphone.

The CK77 WR L is available in three versions,differing in color and connector.

Dual-diaphragm transducer
for suppression of cable noise

Resistant to moisture,perspiration and salt
withstands sudorific stage performances

Interchangeable capsule module
for quick and easy service

Omnidirectional polar pattern
for unchanging sound quality in all directions

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Technical Specification

General	Audio Frequency bandwidth 20 to 20000 Hz Sensitivity 8 mV/Pa Equivalent Noise Level 37 dB-A Signal to Noise 68 dB-A Electrical Impedance 3500 Ohms Recommended Load Impedance 10000 Ohms
Powering Interface	Voltage 1.5 to 12 V Current 0.6 mA
Audio Output	Type Mini XLR Gender Female Contacts 3-pin
Design	Finish various matte colors
Dimensions / Weight	Height 14 mm Diameter 5.5 - 5.5 mm Net Weight 0.4 g