test microphone-尊龙凯时最新

product list

test cables connectors

test microphone

clicks:4919
product category: products show standard test equipment
product description:test microphone model: jojo-jm1601 p/n: jm1601 acoustical technical parameters a.sound field type: free field b.sensitivity mv/pa(dbv/pa): 30mv(-30db ) /-2db c.frequency response: 3.15hz-20khz ±2db;12.5hz-10khz ±1db; d.polarity voltage (v): icp,24v,4ma; e.input impedance: > 1gω f.output impedance: <20ω g.linearity range (benchmark for 20upa): 25-135db (250hz sensitivity to change to 0.2db/10db) h.dynamic range upper limit (benchmark for 20upa):≥148db (250hz distortion<3%) i.equivalent noise (benchmark for 20upa): ≤18db (250hz) j.operating temperature range: -20℃~ 60℃ k.temperature coefficient: -0.02db /℃(-20℃-50℃) l.relative humidity range: 10- 90% no condensation m.relative humidity coefficient :< 0.1db (10-90%). n.frequency response curve:

1529920203

jojo-tech