[Sweep] the Zhengzhou someone then sell? Detailed parameters and sale how? Price? Tel: 18939564786 Details Frequency Range: Full sweep :1-450MHz narrow sweep: center frequency 1-450MHz Sweep width 1-40MHz adjustable output power (voltage): 0.5Vrms/75Ω output flatness: better than ± 0.15dB output attenuation: 10dB × 7 and 1 dB 10 stepper electronic control, digital display mark is displayed: 50MHz, 10,1 MHz FSB standard monitor vertical deflection factor: better than 2mVp-p/div Display: 7-inch long-lasting magnetic deflection picture tubes Dimensions: 340 × 190 × 320 Weight: 8kg Zhengzhou Hanson Radio and Television Communication Equipment Co., Ltd. Contact: Mr Zhu Tel: 18939564786 Address: West Street, Sun Star City, 19th Floor, A3