The Hammond 101H is a miniature audio transformer designed for PC board mounting and characterized by its rugged, potted construction. This design provides a completely sealed unit, making it suitable for use in severe environmental conditions. The transformer boasts a frequency range from 300 Hz to 100 kHz, with a nominal impedance of 1200 ct (primary) and 600 ct (secondary). It finds application in various audio circuits where a compact and durable transformer is required. Refer to the datasheet for more detailed specifications and performance characteristics.