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1938 (Product Family)

Unamplified Standard Dynamic Microphone

The 1938 microphone is a self-contained transducer (controlled magnetic type) that replaces a standard carbon microphone. transmitter cup and cap on standard handsets. Basic unit is unamplified; the amplified version of this microphone is P/N 1939, which is functionally equivalent to P/N 1583C (T-1 type) transmitter. 1938SG includes an optional steel grid.

The base P/N 1938*** includes no other options, with two standoff terminals on the back of the mic cup. P/N 1938-1, 1938-2 and 1938-3 come with 1, 2 or 3 extra standoffs (for miscellaneous electrical connections).

1938 microphones are available in a variety of standard and custom colors. Refer to our color chart for a full listing of available colors. Custom color choices may require minimum purchase quantity and lead times will vary - contact our sales department for more information and pricing.

 

Part ID Description Diam (in) Height (in) Sensitivity (DBv) Impedance (Ω) Weight (g) Photo (front) Photo (back) Photo (side)
1938 Dynamic, Unamplified 1.802 .922 -55 ±6 150 ± 20% 26 ± 2 Photo Front Photo Front Photo Front
1938-1 Dynamic, Unamplified, 1 extra standoff 1.802 .922 -55 ±6 150 ± 20% 26 ± 2 None None None
1938-2 Dynamic, Unamplified, 2 extra standoffs 1.802 .922 -55 ±6 150 ± 20% 26 ± 2 None None None
1938-3 Dynamic, Unamplified, 3 extra standoffs 1.802 .922 -55 ±6 150 ± 20% 26 ± 2 None None None
1938SG Dynamic, Unamplified, Steel Grid 1.812 .922 -52.5 ±3 150 ± 20% 30 ± 2 None None None

 

 

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