美国pcb拾音器在线报价、美国pcb拾音器价格多少model: 378b11
english:si:
performancenominal microphone diameter1/2"1/2"
frequency response characteristicpressurepressure
sensitivity50 mv/pa50 mv/pa[3] sensitivity (±1.5 db)-26 db re1 v/pa-26 db re 1 v/pa[3] frequency range (±2 db)3.75 to 10000hz3.75 to 10000 hz
frequency range (±1 db)7.0 to 7500 hz7.0 to 7500 hz
lower limiting frequency (-3 db)1.0 to 3.0 hz1.0 to 3.0 hz
inherent noise16 db(a) re 20 µpa16 db(a) re 20 µpa[1] dynamicrange (3% distortion limit)137 db re 20 µpa137 db re 20µpa[1] teds compliantyesyes[2] environmentaltemperaturerange (operating)-40 to +176 °f-40 to +80 °c
temperature coefficient of sensitivity (+14 to +158°f (-10 to+70°c))0.005 db/°f0.009 db/°c[1][3] static pressurecoefficient-0.01 db/kpa-0.01 db/kpa[1][3] humidity coefficientof sensitivity (0 to , non-condensing)±0.001 db/%rh±0.001db/%rh[3] influence of axial vibration (0.1g (1 m/s²))63 db re20 µpa63 db re 20 µpa[1] electricalpolarization voltage0 v0v[4] excitation voltage20 to 30 vdc20 to 30 vdc
constant current excitation2 to 20 ma2 to 20 ma
output bias voltage10 to 14 vdc10 to 14 vdc
maximum output voltage±7 vpk±7 vpk
output impedance<50 ohm<50 ohm
physicalhousing materialstainless alloystainless alloy
ventingrearrear[5] electrical connectorbnc jackbnc jack
mounting thread (grid)0.5 - 60 uns0.5 - 60 uns
size - diameter (with grid).52 in13.2 mm
size - diameter (without grid).50 in12.7 mm
size - height (with grid)3.62 in91.9 mm
size - height (without grid)3.58 in90.9 mm
weight1.63 oz45.8 gm[1]
model: ex378b02
english:si:
performancenominal microphone diameter1/2"1/2"
frequency response characteristic (at 0°incidence)free-fieldfree-field
sensitivity50 mv/pa50 mv/pa[2] sensitivity (±1.5 db)-26 db re1 v/pa-26 db re 1 v/pa[2] frequency range (±2 db)3.75 to 20000hz3.75 to 20000 hz
frequency range (±1 db)7 to 10000 hz7 to 10000 hz
lower limiting frequency (3 db)1.0 to 3.0 hz1.0 to 3.0 hz
inherent noise15.5 db(a) re 20 µpa15.5 db(a) re 20µpa[1] dynamic range (3% distortion limit)137 db re 20 µpa137db re 20 µpa[1] environmentaltemperature range (operating)-40to +176 °f-40 to +80 °c
temperature coefficient of sensitivity (+14 to +158°f (-10 to+70°c))0.005 db/°f0.009 db/°c[1][2] static pressurecoefficient-0.013 db/kpa-0.013 db/kpa[1][2] humiditycoefficient of sensitivity (0 to , non-condensing)±0.001db/%rh±0.001 db/%rh[2] influence of axial vibration (0.1g (1m/s²))63 db re 20 µpa63 db re 20 µpa[1] electricalpolarizationvoltage0 v0 v[3] excitation voltage20 to 30 vdc20 to 30vdc
constant current excitation2 to 20 ma2 to 20 ma
output bias voltage10 to 14 vdc10 to 14 vdc
maximum output voltage±7 vpk±7 vpk
output impedance<50 ohm<50 ohm
physicalhousing materialstainless alloystainless alloy
ventingrearrear[4] electrical connectorbnc jackbnc jack
mounting thread (grid)0.5 - 60 uns0.5 - 60 uns
size - diameter (with grid)0.52 in13.2 mm
size - diameter (without grid)0.50 in12.7 mm
size - height (with grid)4.02 in102.1 mm
size - height (without grid)3.99 in101.2 mm
weight1.87 oz53 gm
377b02 microphone and ht426e01preamplifier, teds programmed
this model includes a 1/2"microphone cartridge, a mated preamplifier with teds, and systemcalibration. click the following for individual componentinformation.
377b02
ht426e01
nominal microphone diameter: 1/2"
frequency response characteristic: free-field
frequency range: (±2db) 3.5 to 20000 hz (3.5 to 20000 hz)
dynamic range: 138.5 db re 20 µpa
english:si:
performancenominal microphone diameter1/2"1/2"
frequency response characteristic (at 0°incidence)free-fieldfree-field
sensitivity50 mv/pa50 mv/pa[3] sensitivity (±1.5 db)-26 db re1 v/pa-26 db re 1 v/pa[3] frequency range (±2 db)3.5 to 20000hz3.5 to 20000 hz
frequency range (±1 db)6 to 10000 hz6 to 10000 hz
lower limiting frequency (3 db)1.0 to 2.75 hz1.0 to 2.75 hz
inherent noise16 db(a) re 20 µpa16 db(a) re 20 µpa[1] dynamicrange (3% distortion limit)138.5 db re 20 µpa138.5 db re 20µpa[1] teds compliantyesyes[2] environmentaltemperaturerange (operating)-40 to +257 °f-40 to +125 °c[4] temperaturecoefficient of sensitivity (+14 to +158°f (-10 to +70°c))0.005db/°f0.009 db/°c[1][3] static pressure coefficient-0.013db/kpa-0.013 db/kpa[1][3] humidity coefficient of sensitivity(0 to , non-condensing)±0.001 db/%rh±0.001db/%rh[3] influence of axial vibration (0.1g (1 m/s²))63 db re20 µpa63 db re 20 µpa[1] electricalpolarization voltage0 v0v[5] excitation voltage20 to 32 vdc20 to 32 vdc
constant current excitation2 to 10 ma2 to 10 ma
output bias voltage10 to 14 vdc10 to 14 vdc
maximum output voltage±7 vpk±7 vpk
output impedance<55 ohm<55 ohm
physicalhousing materialstainless alloystainless alloy
ventingrearrear[6] electrical connectorbnc jackbnc jack
mounting thread (grid)0.5 - 60 uns0.5 - 60 uns
size - diameter (with grid).52 in13.2 mm
size - diameter (without grid).50 in12.7 mm
size - height (with grid)3.88 in98.6 mm
size - height (without grid)3.84 in97.5 mm
weight1.74 oz49.2 gm
美国PCB拾音器在线报价、美国PCB拾音器价格多少