เครื่องวัดเสียง Sound Level Meter, with PC interface USB port รุ่น SL811

• High accuracy ±1.4dB meets ANSI and IEC 61672-1 Type 2 standards
• 30 to 130dB measurement range
• Auto or Manual ranging
• AC analog output for connection to an analyzer or recorder
• Large backlit LCD display
• Stores 99 readings manually and 20M readings via 2G SD card
• Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC
• User programmable sampling rate: 1 to 3600 seconds
• Min/Max, Data Hold, Auto Power Off
• Built-in PC interface
• Complete with 6 AA batteries, SD Card, wind screen, and hard carrying case

For complete specs please download the product datasheet (not available for some accessories)

ตัวอย่าง Excel format ::-