The ACST 213B is a high-efficiency frequency tripler designed for input frequencies from 76.66 to 86.66 GHz and output frequencies from 230 to 265 GHz. Utilizing ACST’s balanced high-power multiplier technology, the 213B delivers strong harmonic suppression, flat frequency response, and stable output power. Bias control is required for proper operation. The gold-plated brass housing ensures low RF loss and reliable performance in demanding millimeter-wave applications.
General Specifications:
Device Type: Frequency Tripler
Input Port (UG 387/U-M): WR-10
Input Frequency Range: 76.66–86.66 GHz
Input Power Range: +11 to +25.5 dBm (+18 dBm typical)
Output Port (UG 387/U-M): WR-3.4
Output Frequency Range: 230–265 GHz
Output Power Range: +16.5 to +18.5 dBm
Conversion Efficiency: 18–23%
Input VSWR: 1.45:1 to 1.9:1 (1.6:1 typical)
Material: Brass
Finishing: Gold-Plated
Bias Required: Yes (Bias Box 711B)




