TRANSDUCER TYPE: Externally excited capacitor type
DIAPHRAGM: .8" / 20.5 mm diameter
DIAPHRAGM THICKNESS: 3 microns
POLAR RESPONSE: Interchangeable Cardioid and Omnidirectional Capsules
FREQUENCY RESPONSE: 20 Hz - 20 kHz, +/-3dB
SENSITIVITY: -37dB re 1V/pa
MAXIMUM SPL: 130dB
DISTORTION: head amp only , not to exceed .4% @ 140 dB SPL
SELF NOISE: Not to exceed 16dB
IMPEDANCE: 450 ohms, transformer balanced
VACUUM TUBE: 5840 pentode wired as triode, operated as a unity-gain buffer stage (cathode follower)
POWER REQUIREMENTS: 100-120VAC; 220-240VAC, 50 or 60 Hz. Power consumption approx. 10 watts.
DIMENSIONS AND WEIGHT: Carrying case with microphone, power supply, shock mount and cables: 7 lbs.
Carrying Case: 19" x 12.5" x 5.5"
Microphone: 5.5" x .75", weight 4.5 oz each