射頻功率計 HP 437B (配探頭 8481A/D) 廠家: 美國惠普 探頭性能指標 -70 dBm (100pW) to +44 dBm (25W) 100 kHz to 110 GHz 自動校準調(diào)零 Frequency entry instead of calibration factor Ten pre-loaded sensor calibration factor versus frequency tables Selectable resolution to 0.001 dB Offset entry in dB Duty-cycle entry for a convenient peak power representation of the measured average power Ten store/recall registers 配合 8480 系列功率探頭 通信接口 GPIB 記錄儀輸出接口 BNC 電話: 010 - 62123258 / 62123259 郵箱: buy17@163.com