Shure Controlled Magnetic Microphone Model 444

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Shure Controlled Magnetic Microphone Model 444 This is a pre-owned pressure-operated Shure Controlled Magnetic Microphone Model 444. Designed for radio communication applications, it was made by Shure Brothers Inc, Evanston, Illinois, USA, US patent D-198,850. Response (200-6000 Hz) for SSB. Omni directional 1000 ohm impedance with the Controlled Magnetic element. A switch on the microphone base allows you to select P-T-T or VOX operation. Height can be adjusted by sliding the microphone up or down from the base. In good cosmetic condition, with some surface discolouration/ blemishes, it is sold without a box or instructions. The latter can be downloaded from the internet. It comes with a black lead culminating in a 4-pin plug. A lovely vintage microphone to add to your collection Show more