LMEC-19 Doppler Effect Experiment

Whakaahuatanga Poto:

Te ine i te paanga doppler me te tere o te oro.Te kounga teitei o nga whakamahinga whare wananga.

Taipitopito Hua

Tohu Hua

Nga whakamatautau
1. Te auau resonant o te transducer ultrasonic;
2. Te ine i te paanga Doppler
3. Ka inehia te tere o te oro ma te awe Doppler.
Tawhā hangarau matua

Whakaahuatanga	Whakatakotoranga
Pūtake tohu hiko	Auautanga tohu: 20hz ~ 60khz Uara taahiraa iti: 0.0011 hz Tikanga auau: ±20ppm Ngaohiko Putanga: 1mv ~ 20vp-p Te aukati 50 ohm
Te hikoi hikoi te punaha whakahaere motini mohio	Ko te nekehanga kākahu raina 0.01 ~ 0.2m/s ka taea te whakarite, te pai me te mahi aronga kino.me te whakamarumaru tepe: Paepae Photoelectric, tepe whakawhiti haere
Huringa auau Doppler	0 ki ± 10hz
Te tika o te ine auau o te punaha	±0.02hz
Whakataunga o te ine auau	0.01hz
Takirua oscilloscope	Kua whakarite-whaiaro