Pasternack Enterprises, established in 1972 in Huntington Beach, California, offers extensive range of RF, microwave and fiber optic products. In 2008, the company's ownership changed as a result of an acquisition led by Windjammer Capital Investors .

The company specializes in off-the-shelf delivery, custom cable assemblies (in addition to the vast variety of cable assemblies that are available off-the-shelf), and same-day shipping.

The product categories/products offered by the company include 90 Degree Hybrids, Adapters Wizard, Antennas, Antenna Accessories, Attenuators, Bandpass Filters, Bias Tee, Break Out Test Cables, Cable Assembly, Wizard, Coaxial Cable in Bulk, Connector Caps, Connector Wizard, Contacts and Gaskets, DC Blocks, Detectors and Limiters, Directional Couplers, Double Balanced Mixers, Fiber Optic Cables, Fiber Optic, Components, Frequency Doublers, Fuse Holders, HDMI Cables, Isolators and Circulators, Log Detector, Matching Pads, Noise Generators, Patch Cords, Phase Shifters, Phase Trimmers, Power Dividers, Precision Test Cables, RF Amplifiers, Screws and Nuts, Shorts, Standard, Gain Horns, Surge Protector, Switches, Terminations, Testing Accessories, Tools, Warehouse Clearance, and Waveguides.

The cable products offered by the company include Flexible Cable, Semi Rigid Cable (Conformable), Twinaxial Cable, Mode Conditioning Fiber Optic Cables, Multimode Fiber Optic Cables 50 / 125 10 Gb, Multimode Fiber Optic Cables 62.5/125, Single Mode Fiber, Optic Cables 8.3 / 125 APC, Single Mode Fiber Optic Cables, 8.3 / 125 UPC, TOSLINK Optical Cables