WSM Series - 1/2W balanced or unbalanced line matching transformers.

DesignThese audio matchers use high quality low noise components to deliver broadcast and recording quality sound. Primary (Input)Designed for a

UMM Series - 1/2W unbalanced multi tapped line matching transformers.

Redd 47 Type Build Troubleshooting

Lot of 8 EDCOR WSM 600/600 1/2 watt line level matching transformers, useful for isolation and balancing / unbalancing operations, or simply run audio

Lot of 8 Edcor WSM 600/600 1/2W Steel Core Line Level Matching Transformers

WSM7030 - 30W voltage distribution matching transformer.

Edcor-transformers

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Lot of 8 Edcor WSM 600/600 1/2W Steel Core Line Level Matching Transformers

Redd 47 Type Build Troubleshooting

Mic & Line Level Matching Transformers

DesignThese audio matchers use high quality low noise components to deliver broadcast and recording quality sound., Primary (Input)Designed for a

UMM Series - 1/2W balanced or unbalanced line matching transformers.

3 Hydrologic, Geomorphic, and Biological Effects of Urbanization on Watersheds, Urban Stormwater Management in the United States

Radio Broadcast - 1927, October - 81 Pages, 8.1 - VacuumTubeEra