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聲音探究套

SKU: WA34

每套有多款產生聲音之小教具

Display	3 1/2位液晶显示
Measuring Range	20/200/2000/20000 Lux (1330 also Footcandle for 1334A) 200/2000/20000/200000 Lux (1332A) 20000 lux-reading x 10; 200000 lux-reading x 100
	Hightest digit of (1) is displayed
Resolution	0.01 Lux(1330A,1334A) & 0.1 Lux(1332A)
Accuracy	±3% rdg ± 0.5% f.s.(＜10,000 lux) ±4% rdg ± 10dgts (＞10,000 lux) (以色温2856 K标准平面灯校正)
Measurement repeatability	±2%
Temperature Resolution	±0.1% /℃
Sampling Rate	Approx. 2 times/sec.
Output	DC 2V/f.s. (满刻度) (TES-1332A)
Storage & Operating Conditions	0°to 40℃ (32℉ to 104℉) ＜ 70% R.H.
Power Supply	one 9V battery
Sensor Size	100mm(L) x 60mm(W) x 27mm(H)
Size	135mm(L) x 72mm(W) x 33mm(H)
Weigh	250g
With	Manual, Leather Box, 9V Battery