EDN

How RF Transformers Work

When signal current goes through the primary winding, it generates a magnetic field which induces a voltage across the secondary winding. Connecting a load to the secondary causes an AC current to ...
EDN

Wideband RF Transformers

Wideband RF transformers need to be impedance controlled. These types of transformers are typically wound with a twisted pair of wires. The twisted pair of wires provides the necessary coupling and ...
Electronic Design

Low Insertion Loss Is A Major Gain For Mini RF Transformers

With their low insertion loss, the CX20xxL miniature RF transformers offer the signal integrity needed in sophisticated RF applications like set-top boxes, cable ...
Electronic Design

Mini RF Transformers Fulfill NASA Low-Outgassing Demands

The AE458RFW series surface-mount transformers developed by Coilcraft CPS will find homes in aerospace and other mission-critical applications that require miniature ...
insider.si.edu

Remler model 610 RF transformer

Remler model 610 radio frequency transformer. Marked: "Remler / Tuned Stage / Transformer / Type 610". RF transformer in bakelite case. Frequency range: 40 to 50 kc. Original sale price $6.00.
Hackaday

Retrotechtacular: Step Up And Get Your Transformer Training

Whether you’re just getting into electronics or could use a refresher on some component or phenomenon, it’s hard to beat the training films made by the U.S. military. This 1965 overview of ...