Digital reado electronic counter (NSN 6625-01-371-8269)
Special Features
The universal counter timer is microprocessor controlled and is designed to be used under the direction of the slot 0 system resource manager of a vxibus compatible mainframe; conforms to vxibus system specification revision 1.2; no local control over this counter is possible; additional features include rise/fall a, pulse width a, phase a rel b, external frequency standard input, math function, averaging mode, 1 megohm or 50 ohm input impedances, and x1 or x10 input attenuation; peaksignal measurement from 50 hz to 20 mhz is 150 mv to 51 v peak to peak
Description
13.775 inches nominal overall length.
Overall Height
10.300 inches
Overall Width
1.188 inches
Current Type
Dc
Electrical Connection Type
Bnc
Internal Battery Accommodation
Not included
Electrical Connection Quantity
5
Unpackaged Unit Weight
3.000 pounds
Measurement Type
Frequency and period average and ratio and time and time interval and totalizing
Frequency Range
+0.000/+160.000 megahertz
Accuracy Rating
Porm resolution, plus porm time base error, multiplied by frequency
Gate Time
Between 200.0 microseconds and 99900000.0 microseconds
Sensitivity Rating
25 mv rms to 100 mhz and 50 mv rms to 160 mhz
Ratio Display
F1/f2 times the period multiplierfrom dc to 100 mhz
Period Range
+10.0/+160000000.0
Period Range Step Quantity
1 unit steps
Count Rate
0.0 megahertz single period and 160.0 megahertz single period
