![]() Radio Design Group Radio Design Group (RDG) is a company that specializes in RF design and electrical engineering. | ![]() Filtronic Filtronic (formerly known as Filtronic Comtek) is a company that designs, manufactures, and sells radio frequency, microwave, and millimeter wave products. | ![]() Teledyne ETM Teledyne ETM (formerly known as ETM-Electromatic) is a company that designs and builds high-voltage and high-power electronic subsystems. | |
Founding Date | Founding Date 1992 | Founding Date 1977 | Founding Date 1973 |
Type | Type Private | Type Public | Type Subsidiary |
Tags | |||
Locations | Locations Grants Pass, US HQ | Locations Sedgefield, GB HQ High Peak, GB Leeds, GB Salisbury, US | Locations Newark, US HQ Loveland, US |
Employees | Employees 10 | Employees 133 | Employees 901% decrease |
Operating ⚠ | |||
Markets | Markets N/A | Markets 6 (FY, 2021) | Markets 8 (Sep, 2022) |

Filtronic (formerly known as Filtronic Comtek) is a company that designs, manufactures, and sells radio frequency, microwave, and millimeter wave products.
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Teledyne ETM (formerly known as ETM-Electromatic) is a company that designs and builds high-voltage and high-power electronic subsystems.
View company