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Resistance Box 1 to 100 Plug Type
this is a superior capability instrument and ideal home furnishing tool for the laboratory
one machine can be used with multiple functions to meet the needs of various scenes
which has uniquely designed acrylic airfoils
it ensures durability for consistent performance
SNDWAY SW526A Wall-mounted DB Sound Level Meter Noise Tester with Large Screen 18-inch Display, SW526A galvanometer unit Resistance Box 1 to 100Model: 525A Measuring range: 30 130db Frequency range: 31. 5hz 8. 5khz Response time: fast Microphone: 6mm capacitance microphone Power supply; DC5V 1A micro USB outlet Operating condition: 0 40 degree Dimension: 210x130x28mm Weight: 453g Features and Functions: 1. Accuracty: + 1. 5dB In Standard audio: 94dB 1 khz 2. Measurement Range: 30 130dB 3. Frequency Response Range: 31. 5 hz 8. 5 khz 4. Frequency weighting: A (Environmental Noise) of Weighting
