The 2002B Sweep Generator covers the frequency range of 1 to 2500MHz in three bands. It offers calibrated output levels of +13 to -77 dBm along with three modes (start/stop, delta F, and CW). The unit features: Analog programmable, GPIB interface (optional), Built-in harmonic marker circuit with 1, 10, 50, and 100MHz markers; 50 ohm output impedance (N connector). Includes a SLOPE control and a 1kHz squarewave modulator and can remotely be controlled. The output attenuator is adjustable in seven 10 dB steps plus a 20 dB vernier.