Features 1、The output frequency range of 1.5GHz, the output impedance default 50 ohms. 2、The transistor constant current source to drive the noise diode to produce a wide range of noise sources, the output noise spectrum is more density and more balanced. 3、Low power consumption and heat, 9-12V @ 0.15A power supply, anti-power reverse protection, LED instructions. 4、0.2M-1.5GHZ within the very high level flatness. 5、100% brand new and high quality. Specification Features: The output frequency range of 1.5GHz, the output impedance default 50 ohms. The transistor constant current source to drive the noise diode to produce a wide range of noise sources, the output noise spectrum is more density and more balanced. Low power consumption and heat, 9-12V @ 0.15A power supply, anti-power reverse protection, LED instructions. 0.2M-1.5GHZ within the very high level flatness. 100% brand new and high quality. Specifications: Output Frequency Range: 1.5GHz Output Impedance Default: 50 ohms Power Supply: DC12V/0.15A Output Connect: SMA Size: Approx. 55 x 47mm / 2.17 x 1.85inch Weight: 15g Please note: This is a circuit board without case. The circuit board will become heat when used. You need to pay attention to heat dissipation, and can add heat sinks on the back. Package include: 1 x 1.5GHz Noise Source Package List