New Electronics

Engineers on a roll toward smaller, more efficient radio frequency transformers

University of Illinois engineers say they have been able to minimise the size of the transformer – a notoriously large element of ICs. "The size of transformers may become a key obstacle to overcome ...
insider.si.edu

General Radio radio frequency transformer

A square black metal housing enclosing a transformer, two contacts on front and two on back. Stamped on back: “Type 271 / M.F. Transformer / G. Sec”; on front: “General Radio Co. / Cambridge, Mass. / ...
Radio World

Testing and Using Power Transformers

So you have an old tube-type transmitter as a backup. It ran perfectly when you last turned it on two years ago to substitute for your then-ailing solid-state main transmitter. Now you need it again.
Radio World

Build a Simple Active Transformer

You probably have needed to match impedances and levels from time to time. Perhaps you want to connect a consumer computer’s sound card to your console; or you need to lower a balanced output level to ...
insider.si.edu

General Radio audio transformer

General Radio audio transformer, ring-wound center. Laminated section has four binding posts affixed to unit. Two for primary and two for secondary connections. Reference: Pettingell-Andrews Co.
Science Daily

Engineers on a roll toward smaller, more efficient radio frequency transformers

The future of electronic devices lies partly within the 'internet of things' -- the network of devices, vehicles and appliances embedded within electronics to enable connectivity and data exchange.
EurekAlert!

Engineers on a roll toward smaller, more efficient radio frequency transformers

CHAMPAIGN, Ill. -- The future of electronic devices lies partly within the "internet of things" - the network of devices, vehicles and appliances embedded within electronics to enable connectivity and ...