Promax有線電視場強儀PROMAX-4的詳細介紹：m.sb663.com/
| The PROMAX-4 models, are instruments designed to measure the basic parameters to determine the quality of the signal in a CATV system in a fast and simple manner. We have implemented three versions so to offer different options depending on the needs. It is a one hand operation instrument with direct reading of the measurement on an illuminated LCD screen. It incorporates a audio demodulator together with an speaker. A exchangeable input connector so to avoid damaging the instrument. | |
| TUNING | From 45 to 862 MHz, through channels, frequency or programs. One channel plan, configurable from PC. | | LEVEL MEASUREMENT | 20 dBµV to 120 dBµV. Digital readout. | | VIDEO/AUDIO MEASUREMENT | Measurement range from 0 to 40 dB | | C/N MEASUREMENT | Dynamic range 50 dB. | | SOUND | AM/FM/Level. Internal speaker / external headphones output. | |
Promax有線電視場強儀PROMAX-4的詳細介紹：m.sb663.com/
| 這個 PROMAX-4模型,是設計用來測量儀器的基本參數確定信號的質量在有線電視系統在一個快速、簡單的方式。我們已經實現了三個版本因此提供不同的選擇取決于需求。它是一個單手操作儀器直接閱讀的測量在液晶屏。它集成了一個音頻解調器連同一個揚聲器。一個交換輸入連接器所以為了避免損壞儀器。 | |
| 調優 | 從45到862 MHz,通過其他渠道、頻率或程序。一個頻道的計劃,可配置的,從個人電腦。 | | 液位測量 | 20 dBµV到120 dBµV。數字讀數。 | | 視頻/音頻測量 | 測量范圍從0到40分貝 | | C / N測量 | 動態范圍50分貝。 | | 聲音 | AM / FM /水平。內部揚聲器/外部耳機輸出。 | |
