MCM Electronics

RDL Microphone PreamplifierMCM Part #: 555-STM-2  |  Radio Design Labs Part #: STM-2

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Compact, high quality preamplifier converts balanced or unbalanced mic input, to dual, balanced or unbalanced, isolated +4dBu line level outputs, for use with commercial sound equipment. Additionally, the input will accept low impedances, such as a 4ohm or 8ohm speaker, for use in intercom applications. Output is adjustable from 35~65dB gain. Separate phantom power insertion allows the use of an external phantom power supply, up to 48VDC. Unit requires a 24~33VDC, 25mA ground referenced power supply, which may also be tied to the phantom input for single power sup ...(read more below)

Product Description

Compact, high quality preamplifier converts balanced or unbalanced mic input, to dual, balanced or unbalanced, isolated +4dBu line level outputs, for use with commercial sound equipment. Additionally, the input will accept low impedances, such as a 4ohm or 8ohm speaker, for use in intercom applications. Output is adjustable from 35~65dB gain. Separate phantom power insertion allows the use of an external phantom power supply, up to 48VDC. Unit requires a 24~33VDC, 25mA ground referenced power supply, which may also be tied to the phantom input for single power supply use. Unit may be operated with supply as low as 9VDC, with reduced headroom.

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Package Specifications & Dimensions
Weight:0.23 lbs.
Hazardous:No
Warranty:1095 days
Need to Return?
Length:4.25 in.
Width:2.25 in.
Height:2 in.
Shipping Information
Extra Shipping Charge:No
Drop Ship:No
Catalog Pages
Catalog/Page:

MCM Cat 57, Page 149

MCM Cat 56, Page 164

PDF Reference
Datasheet

Requires Adobe Acrobat Reader.

Mfr. Info

Radio Design Labs Logo
Mfr. Name:Radio Design Labs
Mfr. Part Number:STM-2