【摘要】 本文介绍了4mm波段Dicke型射电辐射计的内研制及其测试结果。辐射计中心频率为73GHz,抛物而天线口径为0.5m,接收机带宽为300MHz,灵敏度<1K,稳定性每四小时≤±0.6%,已用于太阳射电观测中。更多还原

【Abstract】 In this paper the technique for designing and developping 4ram wavelenth solar radio telescope system is described. Satiafactory receiving sensitivity and reliability, were obtained. The experimental system has specifications as follows: receiver central freqaency—73GHz, antenna diameter—0.5M, bandwidth—300MHz, sensitivity—0.8K, reliability≤±0.006/4h, The system is now installed in Nan jing Purple Mountain Observatory for solar observation.更多还原