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specificatbns, model 153
AS A VOLTMETER OR NULL DETECTOR: ZERO DRIFT: Less than f2 x lo-`zampere per 24 hours after
RANGE: Zero.left: 10 microvolts full scale to 1000 volts in 17 warmup with reasonably constant ambient temperature.
overlapping 1x and 3x ranges. Less than 8 x IO-`2 ampere during 2.hour warm-up.
Zero.center: 5 microvolts full scale to 500 volts in 17 over. lNPUTNOISE(with Inputopen): LessthanO.lx10'~~ampere
lapping 5x and 15x ranges. rms (0.5 x 10-`2 ampere peak-to-peak) on most sensitive
range.
ACCURACY (emlusivs of noise and drift):
tNPUT RESISTANCE: Varies from one ohm on 10-L ampere
+I% of full scale on lmillivolt to 1000wolt ranges. range to one megahm on 10-l' ampere range.
12% of full scale on lOO.microvolt to l-millivolt ranges.
RlSETIME(lO%tta90~): Lessthan2secondson1(1'L0ampere
53% of full scale on lO.microvalt and 3O.microvalt ranges. to 10-l ampere ranges.
ZERO DRIFT: Less than &2 microvolts per 24 hours after Less than 5 seconds on IO-"ampere and 3 x lO-"ampere
warm-up with reasonably constant ambient temperature. ranges.
Less than g microvolts during 2.haur warm.up.
Long term drift is nonatmulative. GENERAL:
POLARITY:Meterswitchselectsleft.zero(positiveornegative)
INPUT NOISE: Less than 0.06 microvolt rms (0.3 microvolt or center-zero scales. Recorder output polarity is not
peah.to.peak) on most sensitive range with input shorted. reversed.
Less than 0.1 microvolt rms (0.5 microvolt peak.to.peak) on
most sensitive range with 1 megohm source. ISOLATION: Circuit ground to chassis ground: Greater than
lo9 ohms shunted by 0.05 microfarad. Circuit ground may
INPUT RESISTANCE: be floated up to &OO volts dc or peek with respect to
Greater than 200 megohms on 100 microvolt to 1000 volt chassis ground.
ranges. RECORDgR OUTPUT:
Greater than 50 megohms an 30 microvolt range. Output: 0 to hl volt dc (adjustable) et up to one milll-
Greater than 20 megohms on 10 microvqltmnge. ampere for full.scale meter deflection on any range.
NOTE: Inputresistanceofanyrangemaybe shunted bye2 Resistance: Less than 10 ohms with output potentiometer
megohm resistor using the Function switch. set for maximum output. .
LtNE FREQUENCY REJECTION: A power line or twice power one volt
Voftage Gain: voltage setting in Volts
line frequency which 1540 db (2) greater than full scale Noise: Input noise times voltage gain plus modulation
affects reading less than 0.5%. products.
RISE TIME (10% to 90%): Less than 1 second on lOO.microvolt Modulation Products: Less than 596 peak-to-peak of full
to lcwvolt ranges. ecele with input shorted.
Less than 5 second5 on IO-microvolt and 30.microvolt CONNECTORS: Input: Special TRIAX. Output: Binding posts.
ra"ges. POWER: 105.125or 210.215volts (switch selected), 50 or60 cpe,
35 watts.
AS AN AMMETER: DIMENSIONS, WEIGHT: 1OW high x 6%" wide x IO" deep.
RANGEZero-left: IO-"ampere full scale to lO-`ampere in Net weight, 13 pounds.
21 overlapping lx and 3x ranges. ACCESSORIES SUPPLIED: Model 1532 Low Thermal Test
zero-center: 5 *10-`~ampe,efull scale to 5 X lo-* ampere Leads: connector end 3.foot cable with alligator clips.
in 21 overlapping 5x and 15x ranges. ACCESSORIES AVAILABLE:
Model 1531Gripping Probe with 3 foot cable _ . . . $ 35
ACCURACY (exclusive of noise and drift):
*20/, of full scale on 3 Y 10-9 ampere to 1 x lo-' ampere Model 1532Test Leads (extra set) . . . . . . . . . E 25
ranges. Model 1533 Mating Connector for special triax input $ 10
13% of full scale on 1 x lo-`0 ampere to 1 X 10-S ampere Model 1534 Special Low Thermal Triax Cable.
ranges. 10.R. length . . . . . . . . . . . . . . . . . . . $ 15
&4% of full scale on 1 x 10."ampere and 3 x 10-"ampere PRICE:
M"g*S. Model 153 MlcrovalGAmmeter . . . . . . . . . . $550
.
i KEN
TENTATIVE SPECIFICATIONS, MODEL 153
AS A VOLTMETEROR NULL DETECTOR:
RANGE: Zero~lefti~lO microvolts full scale to 1000 volts in 17 over-
lappgng lx and 3x ranges.
Zero-center.::.5 microvolts full scale to 500 volts in 17 over-
lapping 5x and 15x ranges.
ACCURACY(exclusi+e of-noise and drift):
;fl% of full scale on 3-millivolt-to lOOO-volt ranges.
9% of full scale on lOO-microvolt to l-millivolt ranges.
23% of full scale on lo-microvolt and 30-microvolt ranges.
ZERO DRIFT: Less than f2 microvolts per 24 hours after warm-up w$th
reasonably constant ambient temperature. Long term drift
is non-cumulative.
Less than 8 microvolts during 2-hour warm-up.
INPUT NOISE:. Less than U,.O6 microvolt rzs (0.3 microvolt~ peak-,to-_. !
peak) on most sensitive range with~input shorted.~ Less
than 0.1 microvolt rms (0.5 microvolt peak-to-peak) on
., ,most sensitive range with 1 megohe~~spurcel :
INPUT RESISTANCE:
Greater than200 megohms on 100~~rnicravolt~~t~~ ~1UOQ
volt ranges.
Greater than5U'megohms on 30 microvolt range.
Greater than 20 megohms on 10 microvolt range.
NOTE: Input resistance of any range may be shunted by,a 2 megohm
resistor using the,Function switch.
LINE PREQUF`NCY RRJECTION: A-potier'line or twice power_l$ne frequency
'which is 40 db ~C~~~~ter~t~~~~--~~~ll scale affects reading t
less than 0.5%.
RISE TIME (10% to 90%): Lass than 1 second on, lOO-microvolt to lOOO-
volt ranges.
Less than 5 seconds on lO.-microvolt and 30-microvolt ranges.
AS ANAMMETR&
RANGE: Left zero: lo-l1 ampere full scale to 10-l ampere in 21 over-
ampere in
21 overlapping 5x and 15x ranges.
ACCURACY (exclusive of no$s,e.and-pift): . ~~.~~
ampere to 1xlO'l~ampere ranges.
ampere to 1x1O-g
1x10'11 ampere and 3x10'1~~~~r~~~~~;?s.
Page 1 of 2
ZERO DRIFT: Less than ? 2 x lo-l2 ampere per 24 hours after warm-up
with reasonably c nstant ambient temperature.
Less than 8 x 10-P2 ampere during 2-hour warm-up.
INPUT NOISE (with input open): Less than 0.1 x lo-l2 ampere rms
(0.5 x 10-12 ampere peak-to-peak) on most sensitive range.
INPUT RESISTANCE: Varies from one ohm on 10-l ampere range to one
megohm on 10'11 ampere range.
RISE TIME ( 10% to 90%): Less than 2 seconds on 10-l' ampere to 10-l
ampere ranges.
Less than 5 seconds on lo-l1 ampere and 3 x lo-l1 ampere ranges.
GENERAI&
POLARITY: Meter switch selects left-zero (positive or negative) or
center-zero scales. Rec~order output polarity is not reversed.
ISOLATION: Circuit ground to chassis ground: Greater than log ohms
shunted by 0.05 microfarad. Circuit ground may be floated up
to 4500 volts dc or peak with respect to chassis ground.
RECORDEROUTPUT:
Output: 0 to fl volt dc (adjustable) at up to one milliampere
for full-scale meter deflection on any range.
Resistance: Less than 10 ohms with output potentiometer set
for maximum output.
Voltage Gain: one volt
Voltage setting in volts
Noise: Input noise times voltage gain plus modulation. products.
Modulation Products: Less than 5% peak-to-peak of full scale
with input shorted.
CONNECTORS: Input: Special TRIAR. Output: Binding posts.
POWER: 105-125 or 210-250 volts :(switch~selected), 50 or 60 cps, 35 watts.
DIMENSIONS, WEIGHT: 10-l/2" high x 6-5/8" wide x 10" deep.
Net weight, 13 pounds.
ACCESSORIES SUPPLIED: Model 1532 Low Thermal Test Leads: connector
and ,3-foot cable with aligator clips.
ACCESSOBIESAVAILABLE:
Model 1531 Probe gripping probewith 3 foot cable . . . $~35
--.~&lodel~l532 Test Leads (extra set) . . . . . . . . . . . $25
.Mpdsl.33 ~.j..~--
Mating Conne~ctor for special triax input . . i;lO;_-~~
~-.-Model 1534,,Specal~*o Thermal Triax Cable, lo-ft. lengths15
PRICE:
Model 153 Microvolt-Anmeter . . . . . . . . . . . . . . $550
Page 2 of 2
MICROVOLT -AMMETER
specif icat,ions, model 153
ASVOLTMETER
A AND DETECTOR
NULL
RANGE: 10 microvolts full scale to 1000 volts in 17 overlapping 1 x and 3x ranges.
to 10" ampere in 21 overlapping~ix and 3x ranges.
'z Model 4005 Single/Dual Rack MO&I&~ Kit: Adapts one or-two
Models 153 for standard 10 l/2 in. x 19 in. rack mounting,:
11 in. (28Dmm) depth behind front panel.
SPtsC - 16% a3
NANOVOLTMETER
MICROVOLT -AMMETER
specifications, model 153
PRICE Model 153 Micro"rdt-Amms,e, ,SB"Ch,. ~. ,626
(For exwrt pcicmg se inside fro", cover.)