VINTAGE SHURE 520SL AND SHURE 520 SLB MICROPHONES

Shure 520 SL SLB Microphone

1956 SHURE 520SL, 520SLB 

From the 1956 Shure Brothers Microphone Catalog:

This new Controlled Reluctance unit is designed to handle the most severe field requirement~ of paging and dispatching systems. The unit is supplied with 7 feel of 2-conductor shielded cable, and is wired to ope fate both microphone and relay circuits.

The “Dispatcher” is ideal for police, taxi-cab, railroad airport, bus, truck, and all emergency communications work where dependability is vital. Large grip-bar assures positive contact.

(NOTE: Complete assembly furnished as illustrated.)
MODEL OUTPUT High Impedance

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