This vintage Bliley AR22W Quartz Crystal Oscillator Frequency Control is a highly sought after item for those in the electronic components and semiconductors industry. It boasts a frequency of 100 kHz and is made of high-quality quartz crystal material. The brand of this oscillator is Bliley, a was a well-known and respected name in the industry. This item is perfect for those looking to add to their collection of passive components, or for those who are looking for a reliable and durable oscillator for their electrical equipment.