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美國(guó)alphalab 電磁電波測(cè)量表trifield的詳細(xì)信息美國(guó)alphalab高斯計(jì)、alphalab磁強(qiáng)計(jì)、alphalab無(wú)線電測(cè)量?jī)x表、alphalab微波能量表、alphalab靜電測(cè)量?jī)x表
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gauss meters, magnetometers【敏感詞】other
laboratory instruments. manufactured in usa

meters for magnetism
dc gaussmeter model gm1-st
for magnets (or dc solenoids)
0.1-20k gauss
dc gaussmeter model gm1-hs
for residual magnetism
0.01 -800 gauss 
dc gauss meter model gm2
gaussmeter for dc, ac, peak hold measurements, detachable probe: field to 30k gauss 
vector/magnitude gauss meter
model vgm
3-axis (x, y, z) gaussmeter. also displays peak hold【敏感詞】magnitude. used to map magnetic fields 0.01-799.99 gauss
dc milligauss meter
for very weak dc fields down to 1 nt (or 0.01 milligauss). range 2 gauss. 
air shipment milligauss meter (oersted meter)
used to measure air cargo to comply with faa, iata magnetic regulations. 
earth magnetometer
measures tiny variations from point to point in the earth magnetic field. sensitive to 1 gamma (1 nt). 
trifield® meter
electromagnetic pollution meter (magnetic, electric, microwave fields)
ac milligauss meter model uhs
measures ac magnetic field
0.01 to 1999 milligauss 
natural electromagnetic (em) meter
measures variations in natural electromagnetic fields (atmospheric electricity, etc.)
3 axis milligauss meter
for very weak dc fields down to 1 nt (or 0.01 milligauss). range 2 gauss. reads 3 axis simultaneously.
zero gauss chamber
a zero gauss chamber with built-in degausser (so that accidental magnetization can be removed).
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static electricity, air ions【敏感詞】high resistance
surface dc voltmeter
measures the static charge on surfaces without contact. sensitivity is 1v @ 1” (range 30kv). 
air ion counter
independently measures the number of positive【敏感詞】negative ions/cc in air. 
high resistance meter
measures resistance up to 1999.9 g ohms (1.9999 x 1012 ohms)【敏感詞】conductance down to 0.01 ps.
ultra stable surface dc voltmeter
measures static charge on surface with extreme sensitivity
(down to 0.1 v at 1”)
voltage touch monitor
measure dc voltage【敏感詞】voltage transients on personnel. 
battery impedance meter
measures the remaining life
of large rechargable batteries.
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electric field
ac electric field meter
measures ac electric field
to 19,999 v/m. 
trifield® meter
electromagnetic pollution meter (magnetic, electric, microwave fields) 
natural electromagnetic (em) meter
measures variations in natural electromagnetic fields
(atmospheric electricity, etc.) 
surface dc voltmeter
measures the static charge on surfaces without contact. sensitivity is 1v @ 1" (range 30kv).
ultra stable surface dc voltmeter
measures static charge on surface with extreme sensitivity
(down to 0.1 v at 1”)      
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radio / microwave
trifield® meter
electromagnetic pollution meter (magnetic, electric, microwave fields) measures ac electric field
to 19,999 v/m. 
micro alert
a radio/microwave alarm with a replaceable battery.
continuous “on” time: over one year. 
natural electromagnetic (em) meter
measures variations in natural electromagnetic fields
(atmospheric electricity, etc.)
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data acquisition usb
usb stick

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